Term
| What is the function of the vitreous body? |
|
Definition
| helps to stabilize the eye and give physical support to the retina |
|
|
Term
| the middle ear communicates with the nasopharynx through the |
|
Definition
|
|
Term
| the structure that overlies the organ of corti is the |
|
Definition
|
|
Term
| the vascular tunic of the eye provides |
|
Definition
| a route for blood vessels and lymphatics that supply blood tissue in the eye |
|
|
Term
| The tympanic membrane converts sound waves in the external acoustic meatus into |
|
Definition
|
|
Term
| what structure changes the shape of the lens for far and near vision? |
|
Definition
|
|
Term
| the part of the eye that determines eye color is the |
|
Definition
|
|
Term
| the iris controls the ____ of the pupil |
|
Definition
|
|
Term
| which structure contains the receptors for hearing? |
|
Definition
| The organ of Corti within the cochlea |
|
|
Term
| the senses of equilibrium and hearing are provided by receptors of the |
|
Definition
|
|
Term
| The ____ covers most of the exposed surface of the eye |
|
Definition
|
|
Term
| T/F: The fibrous tunic produces aqueous humor? |
|
Definition
|
|
Term
|
Definition
|
|
Term
| The ___ distribute tears across the surface of the eye to keep it moist |
|
Definition
|
|
Term
| modified sweat glands located at the base of the eyelashes that help to lubricate the eyeball |
|
Definition
|
|
Term
| the cleft between the eyelids |
|
Definition
|
|
Term
| the two points where the upper and lower eyelashes meet |
|
Definition
| lateral canthus and medial canthus |
|
|
Term
| fleshy structure in the medial canthus that contains modified sebaceous and sweat glands |
|
Definition
|
|
Term
| a thin mucous membrane that covers the underside of the eyelids and reflects over most of the anterior surface of the eyeball |
|
Definition
|
|
Term
| The ___ has glads that secrete mucous to reduce friction and moisten the eyeball surface |
|
Definition
|
|
Term
| eyelids have internal ____ of fibrous tissue that give the lid their shape and support |
|
Definition
|
|
Term
| ____ secrete an oily lubricant to prevent the eyelids from sticking together |
|
Definition
|
|
Term
| this muscle raises the upper eyelid |
|
Definition
| levator palpebrae superioris |
|
|
Term
| this muscle closes the eyelids |
|
Definition
|
|
Term
| consists of lacrimal glands, canals, and sacs, and nasolacrimal duct. |
|
Definition
|
|
Term
| glands that are superior and lateral to each eyeball and contin 6-12 ducts |
|
Definition
|
|
Term
| deliver slightly alkaline solution to the anterior surface of the eyeball called lacrimal fluid/tears |
|
Definition
|
|
Term
| antibacterial enzyme from tears that attack any bacteria that may be on the surface of the eyeball |
|
Definition
|
|
Term
| two small openings of the medial canthus |
|
Definition
| superior and inferior puncta |
|
|
Term
| two ducts near the medial canthus which lead to an expanded portion of the nasolacrimal duct |
|
Definition
|
|
Term
| extended portion of the nasolacrimal duct is called |
|
Definition
|
|
Term
| duct that drains the tears of the nasal cavity |
|
Definition
|
|
Term
| four straight muscles that move the eyeball up and down and side to side |
|
Definition
| superior, inferior, medial, and lateral rectus |
|
|
Term
| muscles that attach diagonally to the eyeball |
|
Definition
| superior and inferior oblique |
|
|
Term
| muscle that rolls the eyeball downward |
|
Definition
|
|
Term
| muscle that rolls the eyeball upward |
|
Definition
|
|
Term
| the superior oblique has a tendon passing through the ____ located on the upper orbit |
|
Definition
|
|
Term
| the outermost layer of the eyeball is called ____ because of the abundance of dense connective tissue |
|
Definition
|
|
Term
| the white part of the fibrous tunic that resists punctures and maintains the shape of the eyeball |
|
Definition
|
|
Term
| region of the fibrous tunic where light enters the eye |
|
Definition
|
|
Term
| border between the sclera and the cornea |
|
Definition
|
|
Term
| a small passageway that drains lacrimal fluid into veins in the sclera |
|
Definition
| canal of schlemm/scleral venus sinus |
|
|
Term
| second layer of the fibrous tunic and is organized into the iris, ciliary body, and the choroid |
|
Definition
|
|
Term
| highly vascularized and contains melanin that absorbs light to prevent reflection |
|
Definition
|
|
Term
| anterior part of the uvea that is pigmented |
|
Definition
|
|
Term
| central aperture of the iris |
|
Definition
|
|
Term
| posterior to the iris is the transparent ___, the part of the eye that focuses light |
|
Definition
|
|
Term
| which muscles within the iris change the diameter of the pupil to regulate the amount of light entering the lens |
|
Definition
| pupilary sphincter and dilator muscles |
|
|
Term
| around the lens the uvea is the wedge shaped enlarged ____. |
|
Definition
|
|
Term
| adjusts the shape of the lens for near and far vision |
|
Definition
|
|
Term
| a series of folds at the edge of the cilary body |
|
Definition
|
|
Term
| the cilary process has thin ____ that extend to the lens |
|
Definition
|
|
Term
| innermost layer of the eyeball |
|
Definition
|
|
Term
| neural tunic is usually referred to as the |
|
Definition
|
|
Term
| this layer contains the pigmented part, nueral part, and ora serrata |
|
Definition
|
|
Term
| part that covers the choroid |
|
Definition
|
|
Term
| contains light sensitive photoreceptors |
|
Definition
|
|
Term
| the anterior margin of the retina where the chorid of the vascular tunic is exposed and appears as a jagged edge |
|
Definition
|
|
Term
| lens divides the eyeball into |
|
Definition
| anterior and posterior cavity |
|
|
Term
| the area between the lens and the cornea |
|
Definition
|
|
Term
| the area between the lens and the retina |
|
Definition
|
|
Term
| anterior cavity is subdivided into |
|
Definition
| the anterior and posterior chamber |
|
|
Term
| between the iris and the cornea |
|
Definition
|
|
Term
| between the iris and the lens |
|
Definition
|
|
Term
| capillaries of the ciliary processes form a watery fluid that s secreted into the posterior chamber and circulates through the pupil and into the anterior chamber |
|
Definition
|
|
Term
| a series of small veins that reabsorb the aqueous humor |
|
Definition
|
|
Term
| the ___ helps maintain the intraocular pressure of the eyeball and supplies nutrients to the lens and cornea |
|
Definition
|
|
Term
| the posterior cavity contains ____, a clear jellylike substance that holds the retina against the choroid and prevents the eyeball from collapsing |
|
Definition
|
|
Term
| the neural part of the retina contains sensory receptors called ___ plus two types of sensory neurons |
|
Definition
|
|
Term
| sensory neurons within the neural part of the retina |
|
Definition
| bipolar and ganglion cells |
|
|
Term
| sensitive to low illumination and to motion |
|
Definition
|
|
Term
| __ are stimulated by moderate or bright light and respond to different colors of light |
|
Definition
|
|
Term
| photoreceptors are classified into two types: |
|
Definition
|
|
Term
| the axons of the ganglion cells converge at the area of the neural part of the retina called ____ where the optic nerve enters the eyeball |
|
Definition
|
|
Term
| cells that enhance the communication between bipolar and ganglion cells |
|
Definition
|
|
Term
| optic disc lacks photoreceptors and is a ____ in your field of vision |
|
Definition
|
|
Term
| area of high cone density lateral to the optic disc |
|
Definition
|
|
Term
| in the center of the macula lutea is a small depression called the ____ which is the area of sharpest vision because of the abundance of cones |
|
Definition
|
|
Term
| to observe the vascularization in the eye, clinicians use a lighted magnifying instrument called |
|
Definition
|
|
Term
| the ____ is the only location in the body where blood vessels may be directly observed |
|
Definition
|
|
Term
| the ___ and ____ direct sound waves to the inner ear for hearing |
|
Definition
|
|
Term
| the ____ serves the function for balance and hearing |
|
Definition
|
|
Term
| flap of outer ear that funnel sound waves into the external acoustic meatus |
|
Definition
|
|
Term
| a tubular chamber that delivers sound waves to the tympanic membrane |
|
Definition
|
|
Term
| a thin sheet of fibrous connective tissue stretched across the distal end of the external acoustic meatus and seperates the external ear from the middle ear |
|
Definition
|
|
Term
| wax secreting cells in the meatus |
|
Definition
|
|
Term
| middle ear is the ____ insode the petrous part of the temporal bone |
|
Definition
|
|
Term
| the tympanic cavity is connected to the back of the upper throat by the ____. |
|
Definition
|
|
Term
| this tube equilizes pressure between the external ear and the cavity of the middle ear |
|
Definition
|
|
Term
| three small bones of the middle ear that transfer vibrations from the external ear to the inner ear |
|
Definition
|
|
Term
| auditory ossicle that is connected on one side to the tympanic membrane and on the other side to the incus |
|
Definition
|
|
Term
| auditory ossicle that is connected on one side to the maleus and on the other side to the stapes |
|
Definition
|
|
Term
| auditory ossicle that is connected on one side to the incus and on the other side to the oval window |
|
Definition
|
|
Term
| smallest muscle in the body that attaches to the malleus |
|
Definition
|
|
Term
| smalest muscle in the body that attaches to the stapes |
|
Definition
|
|
Term
| contains receptors for hearing, located in inner ear |
|
Definition
|
|
Term
| receptive to stationary or static equillibrium, located in inner ear |
|
Definition
|
|
Term
| contain receptors for dynamic equillibrium when the body moves, located in the inner ear |
|
Definition
|
|
Term
| outer pipe of the inner ear is called the ____ which is embeded in the temporal bone |
|
Definition
|
|
Term
| liquid of the bony labyrinth |
|
Definition
|
|
Term
| inner pipe of inner ear is called |
|
Definition
|
|
Term
| liquid of the membranous labyrinth is called |
|
Definition
|
|
Term
| the vestible contains an ____ that drains endolymph into an endolymphatic sac |
|
Definition
|
|
Term
| location in the inner ear where endolymph is absorbed into the blood |
|
Definition
|
|
Term
| the membranous labyrinth in the semicircular canals is called |
|
Definition
|
|
Term
| at one end of each semicircular duct is a swollen ____ that houses the cristae |
|
Definition
|
|
Term
| balance receptors housed by the ampulla |
|
Definition
|
|
Term
| each crista is composed of heair cells and supporting cells with the cilia of the hair cells extending upward from the crista into the gelatinous material called the |
|
Definition
|
|
Term
| in the vestibule, the membranous labyrinth contains two sacs called the |
|
Definition
|
|
Term
| utricle and saccule contain ____ which are receptors that work to maintain static equillibrium |
|
Definition
|
|
Term
| the maculae in the vestibule has hair cells that is embedded in gelatinous material. Â embedded in the gel are calcium carbonate crystals called |
|
Definition
|
|
Term
| gelatinous material and stataconia in the maculae are collectively called an |
|
Definition
|
|
Term
| the ___ contains hair cells that are senstive to vibrations caused by sound waves |
|
Definition
|
|
Term
| the floor of the cochlear duct is the ____ where the hair cells occur |
|
Definition
|
|
Term
| surrounding the cochlear duct are the ___ and ____ which are part of the bony labyrinth |
|
Definition
| vestibular and tympanic duct |
|
|
Term
| this membrane seperates the cochlear duct from the vestibular duct |
|
Definition
|
|
Term
| sound waves stimulate the haor cells in the cochlear duct and then pass into the tympanic duct where a second window called ____ stretches to dissipate the wave energy |
|
Definition
|
|
Term
| the sensory receptor for hearing in the cochlear duct that consists of hair cells and supporting cells |
|
Definition
| organ of corti/spiral organ |
|
|
Term
| extending from the wall of the cochlear duct and projecting over the hair cells is the ____ |
|
Definition
|
|
Term
| cells that rest on the basilar membrane near the proxmal portion of the tectorial membrane in the spiral organ(organ of corti) |
|
Definition
|
|
Term
| cells that form at the tip of the tectorial membrane in the organ of corti (spiral organ) |
|
Definition
|
|
Term
| contains cell bodies of sensory neurons in the cochlear branch of the vestibulocochlear nerve |
|
Definition
|
|
Term
| the tympanic membrane can be examined with an instrument called an |
|
Definition
|
|
Term
| what are the thre types of muscle tissue? |
|
Definition
|
|
Term
| cells are long, cylindrical, striated, and multinucleate. Â muscle is voluntary. |
|
Definition
|
|
Term
| cells are short, branched, striated, and usually uninucleated. cells are connected with intercalated discs. Â muscle is involuntary |
|
Definition
|
|
Term
| cells are short, spindle-shaped, and non-striated, with a single, central nucleus. miscle is involuntary |
|
Definition
| smooth (visceral) muscle tissue |
|
|
Term
| attached to bones of the skeletons on one end and muscle tissue on the other. Â made of dense regular connective tissue proper. Â when the skeletal muscle contracts it pulls on this which in turn pulls and moves the bone. |
|
Definition
|
|
Term
|
Definition
|
|
Term
| muscle fiber's cell membrane |
|
Definition
|
|
Term
| skeletal muscle tissue is composed of long cells called ___ |
|
Definition
|
|
Term
| internal contractile proteins that created striations with a distinct banded pattern |
|
Definition
|
|
Term
| the name of a cardiac muscle cell |
|
Definition
|
|
Term
| special gap junctions that conduct contraction stimuli from one cariocyte to the next |
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
| a superficial collagenous connective tissue layer that covers the muscle and seperates it from neighboring structures |
|
Definition
|
|
Term
| the epimysium folds into the muscle and becomes |
|
Definition
|
|
Term
| muscles fibers that are divided into groups |
|
Definition
|
|
Term
| connective tissue fibers that extend deep into the fascicles |
|
Definition
|
|
Term
| the central part of the muscle when it is contracted |
|
Definition
|
|
Term
| cytoplasm of the skeletal muscle fiber |
|
Definition
|
|
Term
| connect the sarcolemma to the interior of the muscle fiber. Â their function is to pass contraction action potential to deeper regions of the muscle fiber |
|
Definition
| transverse tubules (T tubules) |
|
|
Term
| inside the muscle fiber are proteins that extend the length of the fiber, arranged in thousands of rods called ____ |
|
Definition
|
|
Term
| each myofibril is surrounded by ____, where calcium ions are stored |
|
Definition
|
|
Term
| branches of the sarcoplasmic reticulum fuse to form large calcium ion storage chambers called ____, which lie adjacent to the T tubules |
|
Definition
|
|
Term
| a sandwich consisting of a T tubule plus the terminal cisternae on either side of the tubule |
|
Definition
|
|
Term
| thin filaments of skeletal muscle fiber are mostly composed of the protein |
|
Definition
|
|
Term
| thick filaments of skeletal muscle fiber are mostly composed of the protein |
|
Definition
|
|
Term
| filaments are arranged in repeating patterns are called |
|
Definition
|
|
Term
| thin filaments connect to one another on the |
|
Definition
|
|
Term
| z lines are made up of the protein |
|
Definition
|
|
Term
| areas near the z line that contain only thin filaments |
|
Definition
|
|
Term
| between I bands in a sarcomere is the ____ an area containing both thin and thick filaments |
|
Definition
|
|
Term
| the edges of the A band are the ____ where the thin and thick filaments bind during muscle contraction |
|
Definition
|
|
Term
| the middle region of the A band is the ____ and contains only thick filaments |
|
Definition
|
|
Term
| a dense ___ in the center of the A band attaches the thick filaments |
|
Definition
|
|
Term
| individual spherical molecules like pearls on a necklace in a strand of actin |
|
Definition
|
|
Term
| G actins that twist together for an ___ strand |
|
Definition
|
|
Term
| The G actins are held in position along the strand of actin by the protein ___ |
|
Definition
|
|
Term
| on each G actin molecule is an ___ where myosin molecules from the thick filament bind during contraction |
|
Definition
|
|
Term
| follows the twisted actin strands and blocks active sites to regulate muscle contraction |
|
Definition
|
|
Term
| holds tropomyosin in position and has binding sites for calcium ions |
|
Definition
|
|
Term
| a protein called ___ attaches thick filaments to the Z line on the end of the sarcomere |
|
Definition
|
|
Term
| each myosin head contains a ___ for actin and a region that functions as an ATPase enzyme on a thick filament |
|
Definition
|
|
Term
| each skeletal muscle fiber is controlled by a nerve cell called a ____ |
|
Definition
|
|
Term
| to excite the muscle fiber, the motor neuron releases a chemical message called _____ |
|
Definition
|
|
Term
| the motor neuron and the muscle fiber meet at a |
|
Definition
| neuromuscular/myoneural junction |
|
|
Term
| the end of the neuron called an axon expands to form a bulbous |
|
Definition
|
|
Term
| in the synaptic terminal are the ____ that contain ACh |
|
Definition
|
|
Term
| a small gap that separates the synaptic terminal from the motor end plate |
|
Definition
|
|
Term
| folded area of the sarcolemma separated from the synaptic terminal |
|
Definition
|
|
Term
| at the motor end plate, the sarcolemma releases into the synaptic cleft the enzyme ____ to prevent overstimulation of the muscle fiber by deactivating ACh |
|
Definition
| acetylcholinesterase (AChE) |
|
|
Term
| The muscle that provides the major force for producing a specific movement is called a(n) ___________. |
|
Definition
|
|
Term
| Your little brother just stuck his tongue out at you. Which tongue muscle did he use? |
|
Definition
|
|
Term
| The buccinator muscle is innervated by the __________. |
|
Definition
|
|
Term
| At its insertion (unlike at its origin), the buccinator muscle __________. |
|
Definition
| attaches to fibers of another facial muscle |
|
|
Term
| The buccinator muscle compresses the __________. |
|
Definition
|
|
Term
| The masseter muscle originates on the __________. |
|
Definition
| medial surfaces of the maxilla and the zygomatic arch as well as the inferior border of the zygomatic arch |
|
|
Term
| The masseter is innervated by the _____________ branch of the trigeminal nerve. |
|
Definition
|
|
Term
| The temporalis muscle originates on the __________ and inserts on the __________. |
|
Definition
| temporal fossa; coronoid process of mandible |
|
|
Term
| The temporalis muscle is innervated by the mandibular branch of the __________. |
|
Definition
|
|
Term
| Which muscle results in a facial expression of horror and disgust? |
|
Definition
|
|
Term
| Name the circular muscle that surrounds the mouth and shapes the lips for speech, food manipulation, and kissing: |
|
Definition
|
|
Term
| Now that you have successfully completed this quiz, you are probably smiling. Which of the following facial muscles contracted to allow this movement? |
|
Definition
|
|
Term
| Which eye muscles are involved in focusing the eye for vision? |
|
Definition
|
|
Term
| The following muscles are all involved in mastication. |
|
Definition
temporalis
lateral pterygoid
masseter |
|
|
Term
| Which eye muscle inserts on the superior, lateral surface of the eyeball? |
|
Definition
|
|
Term
| Which eye muscle inserts on the inferior, medial surface of the eyeball? |
|
Definition
|
|
Term
| The extrinsic eye muscles, or oculomotor muscles, move the ____. |
|
Definition
|
|
Term
| The ____ muscles are located within the eyeball and are involved with vision. |
|
Definition
|
|
Term
| Which muscle of mastication inserts on the lateral surface of the mandibular ramus. |
|
Definition
|
|
Term
| Which muscle opens the jaws and protrudes the mandible. |
|
Definition
|
|
Term
| Which muscles are responsible for later excursion of the lower jaw (side-to-side movement)? |
|
Definition
Lateral pterygoid
Medial pterygoid |
|
|
Term
| Which of the following muscles elevates the soft palate? |
|
Definition
|
|
Term
| Which muscle of the pharynx originates from the horns of the hyoid bone? |
|
Definition
|
|
Term
| Which muscle originates on the soft palate and inserts on the lateral portion of the tongue? |
|
Definition
|
|
Term
| Which of the following muscles is NOT classified as a suprahyoid muscle that functions to elevate the hyoid bone or depress the mandible? |
|
Definition
|
|
Term
| Does the sternocleidomastoid muscle flex the neck to the same side or to the opposite side? |
|
Definition
|
|
Term
| What is the action of the orbicularis oculi? |
|
Definition
|
|
Term
| Identify the action of the orbicularis oris muscle. |
|
Definition
|
|
Term
| The platysma muscle depresses which bone? |
|
Definition
|
|
Term
| The buccinator muscle acts on which structure of the face? |
|
Definition
|
|
Term
| Which bone is elevated by the masseter muscle? |
|
Definition
|
|
Term
| The temporalis muscle originates from which of the following structures of the cranium? |
|
Definition
|
|
Term
| Name one bone on which the sternocleidomastoid muscle originates. |
|
Definition
|
|
Term
| From which two bones does the orbicularis oris muscle indirectly originate? |
|
Definition
|
|
Term
| the relatively stationary part of the muscle is called the ____ |
|
Definition
|
|
Term
| the opposite end of the muscle from the origin, the part that moves the bone is called the ____ |
|
Definition
|
|
Term
| The superficial vertebral muscles are the ____ and ____. When the two left splenius muscles and the two right ones contract in concert, the neck is extended. |
|
Definition
| splenius capitis muscle and splenius cervicis muscle |
|
|
Term
| When the ___ and ____ muscles on only one side of the neck contract, the neck is rotated laterally and flexed. |
|
Definition
| splenius capitis muscle and splenius cervicis muscle |
|
|
Term
| this group of muscles forms the intermediate layer of the back musculature. made up of three subgroups: spinalis, longissimus, and iliocostalis. |
|
Definition
|
|
Term
| this muscle extends the neck |
|
Definition
|
|
Term
| this muscle extends the vertebral column |
|
Definition
|
|
Term
| when either of both of these muscles contract, the head is extended. When only one is contracted, the neck is flexed and rotated laterally |
|
Definition
| longissimus capitis and longissimus cervicis |
|
|
Term
| Which muscle extends the neck? |
|
Definition
|
|
Term
| Which muscle elevates the ribs? |
|
Definition
|
|
Term
| The muscles of the torso are all axial muscles (interact with bones of the axial skeleton). |
|
Definition
| false, includes both axial and appendicular muscles |
|
|
Term
| The shoulders of the chest and back that act on the shoulder and arm are ____ muscles. |
|
Definition
|
|
Term
| The muscles that extend, flex, and support the spine are located on the ______ surface of the vertebral column. |
|
Definition
|
|
Term
| The fibers of the iliocostalis muscle are divided into which three regions? |
|
Definition
| lumbar, thoracic, and cervical |
|
|
Term
| The entire length of longissimus muscle extends from the mastoid process of the temporal bone to the |
|
Definition
|
|
Term
| The insertions of the semispinatus capitus are on the __________. |
|
Definition
|
|
Term
| Acting bilaterally, the splenius capitis __________. |
|
Definition
|
|
Term
| All of the following are intermediate back muscles. |
|
Definition
spinalis thoracis
spinalis cervicis
erector spinae |
|
|
Term
| Which of the following back muscles insert on the mastoid process, occipital bone, and the superior cervical vertebrae. |
|
Definition
|
|
Term
| Which muscle originates from the transverse process of the cervical vertebrae? |
|
Definition
|
|
Term
The following act to extend the vertebral column EXCEPT .
longissimus thoracis
spinalis cervicis
spinalis thoracis
interspinalis |
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Definition
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Term
Which of the following is NOT a movement caused by contraction of the erector spinae muscles?
Which of the following is NOT a movement caused by contraction of the erector spinae muscles?
Extension of the neck
Flexion of the vertebral column
Extension of the vertebral column
Lateral flexion of the neck
Rotation of the vertebral column |
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Definition
| Flexion of the vertebral column |
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Term
The spinal flexor muscles that flex and rotate the cervical vertebrae are the __________ and _________. (Mark ALL that apply.)
Longus capitis
Splenius capitis
Longus colli
Iliocostalis cervicis
Longissiumus cervicis |
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Definition
longus colli
longus capitis |
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Term
| The external intercostals elevate the rib cage during __________. |
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Definition
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Term
| The actions of the internal intercostals are most important during __________. |
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Definition
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Term
| The actions of the internal obliques include __________. |
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Definition
| compression of the abdomen to assist in forced expiration |
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Term
| The origins of the rectus abdominus muscle are on the __________. |
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Definition
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Term
| Which of the following muscles change the size of the chest for breathing? |
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Definition
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Term
All of the following elevate the ribs EXCEPT .
external intercostals
serratus posterior superior
internal intercostals
scalene |
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Definition
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Term
| Which muscle inserts on the superior border of the inferior rib? |
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Definition
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Term
| The internal intercostals muscles ____ the ribs. |
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Definition
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Term
| The ____ elevate the ribs. Elevation of the ribs does not compress the abdominal cavity. |
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Definition
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Term
| Which muscle expands the thoracic cavity while compressing the abdominopelvic cavity? |
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Definition
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Term
| Place the following abdominal muscles in the correct order, from superficial to deep: 1. internal oblique, 2. transversus abdominis, 3. external oblique |
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Definition
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Term
| Mike has been training for his bodybuilding competition by lifting weights and doing exercises, such as sit-ups, to get that rippled, "washboard" abdomen look. What muscle provides those "rippled abs" that are sometime called a "six pack"? |
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Definition
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Term
| Which muscle surrounds the anus? |
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Definition
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Term
The pelvic diaphragm is formed mainly by the __________ and the _____________. (Mark BOTH answers.)
Levator ani
Ischiocavernosus
Gluteus maximus
Anal sphincter
Coccygeus |
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Definition
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Term
| Which muscle inserts on the tuberosity of the radius? |
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Definition
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Term
| Which muscle abducts the joints of the thumb and wrist? |
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Definition
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Term
| The ____ consists of the supraspinatus, infraspinatus, subscapularis, and the teres minor. |
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Definition
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Term
| The muscles of the shoulder anchor the ____ to the scapula. |
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Definition
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Term
| The muscles of the upper ____ function to flex and extend the arm. |
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Definition
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Term
| The ____ muscles of the hand are located in the forearm. These muscles flex and extend the wrist and the phalanges. |
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Definition
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Term
| All fibers of the trapezius muscle are innervated by the |
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Definition
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Term
| The ____ muscle may be separated into all of the following groups: superior, middle, inferior |
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Definition
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Term
| The origin of the serratus anterior includes __________ ribs. |
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Definition
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Term
| The rhomboid minor muscle sits __________ to the rhomboid major |
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Definition
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Term
| The actions of the rhomboid major on the scapula do not include __________. |
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Definition
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Term
| Which muscle originates on the transverse processes of the first four cervical vertebrae? |
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Definition
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Term
| Which muscle elevates the ribs during forced inspiration, as during strenuous exercise? |
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Definition
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Term
| Which muscle appears as fan-shaped wedges of the side of the chest? |
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Definition
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Term
| Which muscles are deep to the trapezius and function to adduct and rotate the scapula downward? |
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Definition
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Term
| The muscles that attach the ____ to the trunk are the trapezius, rhomboid major and minor, levator scapulae, serratus anterior, and pectoralis minor. |
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Definition
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Term
| Which of the muscles of the pectoral girdle insert on the clavicle? |
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Definition
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Term
| The deltoid muscle fibers are separated into __________. |
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Definition
| anterior, middle, and posterior |
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Term
| The middle fibers of the deltoid muscle __________. |
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Definition
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Term
| The ____ consists of the supraspinatus, infraspinatus, teres major, and subscapularis (acronym SITS). |
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Definition
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Term
All of the following muscles help to rotate the ____:
Teres major
Subscapularis
Pectoralis major
Deltoid |
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Definition
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Term
| The actions of the extensor carpi radialis brevis are localized to the __________. |
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Definition
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Term
| The smallest of the posterior extensors of the elbow joint is the __________. |
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Definition
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Term
| What are the three heads of the flexor digitorum superficialis? |
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Definition
| humeral, radial, and ulnar |
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Term
| which nervous system motor fibers which send commands to smooth muscles, cardiac muscles, and glands? |
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Definition
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Term
| What are the ciliated CNS neuroglia cells that play an active role in the production of cerebrospinal fluid? |
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Definition
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Term
| The sheath covering Schwann cells is called the . |
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Definition
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Term
| The ____ nervous system consists of the brain and the spinal cord. |
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Definition
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Term
| All spinal nerves are classified as ________________ nerves. |
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Definition
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Term
| The __________________, which is the outer layer of the Schwann cell, covers the ___________________. |
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Definition
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Term
| The outer covering of connective tissue that wraps around a nerve is called . |
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Definition
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Term
| The outer connective tissue layer that bundles nerve fascicles together is called the ______________. |
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Definition
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Term
| The ____ is the connective tissue layer that separates groups of axons forming nerve fascicles. |
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Definition
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Term
| The ____ is the layer of connective tissue surrounding the myelin sheath of an individual axon. |
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Definition
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Term
| The major muscles of the posterior thigh are collectively called the . |
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Definition
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Term
| Which of the following is the largest muscle of the quadriceps group? |
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Definition
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Term
| Which muscle causes a medial rotation of the tibia? |
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Definition
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Term
| The muscles that move the thigh insert on the _________. |
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Definition
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Term
| The muscles that flex the knee are located on the ______surface of the femur. |
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Definition
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Term
| The muscles that move the ankle insert on the __________. |
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Definition
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