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Medical Terminology Ch 4
Ch4
142
Medical
Undergraduate 2
10/24/2013

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Term
Muscle Fibers
Definition
long slender cells that make up muscles
Term
Fascia
Definition
band of connective tissue that envelops separates or binds together muscles or groups of muscles. Flexible to allow muscle movements
Term
Myofascial
Definition
pertaining to muscle tissue and fascia
Term
Tendon
Definition
a narrow band of nonelastic dense fibrous connective tissue that attaches a muscle to a bone
Term
patellar tendon
Definition
attaches muscles to the bottom of the patella (kneecap)
Term
Achilles Tendon
Definition
attaches the gastrocnemius muscle (the major muscle of the calf of the leg) to the heel bone.
Term
Aponeurosis
Definition
a sheet like fibrous connective tissue which resembles a flattened tendon that serves as a fascia to bind muscles together or as a means of connecting muscle to bone.
Term
Skeletal Muscles
Definition
attached to the bones of the skeleton and make body motions possible
Term
Smooth Muscle
Definition
Located in the walls of internal organs such as the digestive tract, blood vessels, and ducts leading from glands. Their function is to move and control the flow of fluids through these structures
Term
Myocardial muscles
Definition
form the muscular walls of the heart
Term
Muscle innervation
Definition
The stimulation of a muscle by an impulse transmitted by a motor nerve
Term
Neuromuscular
Definition
pertaining to the relationship between a nerve and muscle
Term
Contraction
Definition
the tightening of a muscle
Term
Relaxation
Definition
when a muscle returns to its original form.
Term
Abduction
Definition
The movement of a limb away from the midline of the body
Term
Adduction
Definition
The movement of a limb toward the midline of the body
Term
Flexion
Definition
Decreasing the angle between two bones by bending a limb at a joint
Term
Extension
Definition
increasing the angle between two bones or the straightening out of a limb
Term
Hyperextension
Definition
the extreme or overextension of a limb or body part beyond its normal limit
Term
Elevation
Definition
the act of raising or lifting a body part
Term
rotation
Definition
a circular movement around an axis such as the shoulder joint
Term
Circumduction
Definition
the circular movement at the far end of a limb
Term
Humerus
Definition
The bone of the upper arm.
Term
Rotator muscle
Definition
turns a body part on its axis
Term
rotator cuff
Definition
The group of muscles and their tendons that hold the head of th ehumerus securely in place as it rotates within the shoulder joint
Term
Supination
Definition
The act of rotating the arm or the leg so that the palm of the hand or sole of the foot is turned forward or upward
Term
Pronation
Definition
the act of roating the arm or leg so that the palm of the hand or sole of the foot is turned downward or backwar
Term
Dorsiflexion
Definition
The movement that bends the foot upward at the ankle
Term
Plantar flexion
Definition
The movement that bends the foot downward at the ankle.
Term
Origin
Definition
Where the muscle begins and it is located nearest the midline of the body or on a less movable part of the skeleton.
Term
Insertion
Definition
Where the muscle ends by attaching to a bone or tendon.
Term
Sternocleidomastoid muscle
Definition
helps bend the neck and rotate the head
Term
Mastoid
Definition
Part of the temporal bone that is located just behind the ear.
Term
Pectoralis Major
Definition
a thick fan shaped muscle situated on the anterior chest wall.
Term
Lateralis
Definition
Toward the sid.
Term
Vastus lateralis
Definition
a muscle toward the outer side of the leg
Term
Medialis
Definition
Toward the midline
Term
vastus medialis
Definition
a muscle toward the midline of the leg
Term
Oblique
Definition
slanted or at an angle
Term
Rectus
Definition
in straight alignment with the vertical axis of the body
Term
Sphincter
Definition
a ring-like muscle that tightly constricts the opening of a passageway
Term
Transverse
Definition
a crosswise direction
Term
Biceps Brachii
Definition
formed from two divisions aka biceps
Term
Triceps brachii
Definition
formed from three divisions aka triceps
Term
gluteus maximus
Definition
largest muscle of the buttock
Term
deltoid muscle
Definition
located on the shoulder is shaped like an inverted triangle
Term
hamstring group
Definition
located at the back of the upper leg, consists of three separate muscle; the biceps femoris, semitendinous, and smimembranosous muscles. The primary function is knee flexion and hip extension
Term
Frontalis
Definition
muscle is in the forehead. Raises and lowers the eyebrows
Term
Temporalis
Definition
moves lower jaw up and back to close the mouth
Term
masseter
Definition
moves the lower jaw up to close the mouth when chewing
Term
Pectoralis Major
Definition
makes up the bulk of the chest muscles
Term
Rectus abdominis
Definition
helps fles the trunk assists in breathing and supports the spine
Term
Transverse abdominis
Definition
located on the side of the abdomen
Term
Deltoid
Definition
Forms the muscular cap of the shoulder
Term
Trapezius
Definition
moves the head and shoulder blade
Term
biceps brachii
Definition
located in the anterior upper arm, flexes the elbow
Term
Rectus femoris
Definition
extends the leg at the knee
Term
quadriceps femoris
Definition
flex and extend the leg at the knee
Term
gastrocnemius
Definition
calf muscle that flexes the knee and bends the foot downward
Term
exercise physiologist
Definition
a specialist who works under the supervision of a physician to develop implement and coordinate exercise programs and administer medical tests to promote physical fitness
Term
Neurologist
Definition
a physician who specializes in treating the causes of paralysis and similar muscular disorders in which there is a loss of function
Term
Sports medicine physician
Definition
specializes in treating sports related injuries of the bones joints and muscles
Term
Fasciitis
Definition
inflammation of a facia
Term
Fibromyalgia syndrome
Definition
debilitating chronic condition characterized by fatique; diffuse or specific muscle joint or bone pain; and a wide rang of other symptoms
Term
Tenosynovitis
Definition
an inflammation of the sheath surrounding a tendon
Term
Tendinitis
Definition
an inflammation of the tendons caused by excessive or unusual use of the joint
Term
Chronic fatigue syndrome
Definition
a disorder of unknown cause that affects many body  systems
Term
Adhesion
Definition
a band of fibrous tissue that holds structures together abnormally.
Term
Atrophy
Definition
weakness or wearing away of body tissues and structures
Term
Myalgia
Definition
a tenderness or pain in the muscles
Term
myocele
Definition
the herniation of muscle substance through a tear in the fascia surrounding it
Term
Hernia
Definition
the protrusion of a part of a structure throught the tissues normally containing it
Term
Myolysis
Definition
the degeneration of muscle tissue
Term
myorrhexis
Definition
the rupture or tearing of a muscle
Term
Polymyositis
Definition
a muscle disease charaterized by the simultaneous inflammation and weakening of voluntary muscles in many parts of the body
Term
Sarcopenia
Definition
loss of muscle mass strength and function that come with aging
Term
Muscle Tone
Definition
the state of balanced muscle tension that makes normal posture coordination and movement possible
Term
Atonic
Definition
lacking normal muscle tone or strength
Term
Dystonia
Definition
a condition of abnormal muscle tone that causes the impairment of voluntary muscle movement
Term
Hypotonia
Definition
a condition in which there is diminishedtone of the skeletal muscles
Term
Ataxia
Definition
the lack of muscle coordination during voluntary movement
Term
contracture
Definition
the permanent tightening of fascia muscles tendons ligaments or skin that occus when normally elastic connective tissues are replaced with nonelastic fibrous tissues
Term
Intermittent Claudication
Definition
pain in the leg muscles that occurs during exercise and is relieved by rest
Term
Spasm
Definition
sudden involuntary contraction of one or more muscle
Term
Cramp
Definition
painful localized muscle spasm often named for its cause such as menstual cramps or writer's cramp
Term
Spasmodic Torticollis
Definition
aka wryneck, a stiff neck due to spasmodic contraction of the neck muscles that pull the head toward the affected side
Term
Bradykinesia
Definition
Extreme slowness in movement
Term
Dyskinesia
Definition
Distortion or impairment of voluntary movement
Term
Hyperkinesia
Definition
abnormally increased muscle function or activity
Term
Myoclonus
Definition
sudden involuntary jerking of a muscle or group of muscles
Term
Nocturnal Myoclonus
Definition
jerking of the limbs that can occur normally as a person is falling asleep
Term
Singultus
Definition
hiccups, is myoclonus of the diaphragm that causes the characteristic hiccup sound with each spasm.
Term
Myasthenia gravis
Definition
a chronic autoimmune disease that affects the neuromuscular junction and produces serious weakness of voluntary muscles.
Term
Muscular Dystrophy
Definition
a group of more than 30 genetic diseases that are characterized by progressive weakness and degeneration of the skeletal muscles that control movement without affecting the nervous system.
Term
Repetitive stress disorders
Definition
a variety of muscular conditions that result from repeated motions performed in the course of normal work, daily activities or recreation such as sports.
Term
Compartment syndrome
Definition
involves the compression of nerves and blood vessels due to swelling within the enclosd space creatd by the fascia that separates groups of muscles
Term
Overuse injuries
Definition
minor tissue injuries that have not been given time to heal. These injuries can be caused by spending hours at the computer keyboard or by lengthy sports training sessions.
Term
Overuse tendinitis
Definition
an inflammation of tendons caused by excessive or unusual use of a joint
Term
Myofascial pain syndrome
Definition
a chronic pain disorder that affects muscles and fascia throughout the body
Term
Trigger points
Definition
tender areas that most commonly develop where the fascia comes into contact with a muscle
Term
Referred pain
Definition
pain that originates in one area of the body but is felt in another
Term
Impingement syndrome
Definition
occurs when inflamed and swollen tendons are caught in the nearrrow space between the bones within the shoulder joint
Term
Rotator cuff tendinitis
Definition
an inflammation of the tendons of the rotator cuff
Term
ruptured rotator cuff
Definition
develops when rotator cuff tendinitis is left untreated or if the overuse continues
Term
Carpal tunnel syndrome
Definition
occur when the tendons that pass through the carpal tunnel are chronically overused and become inflamed and swollen
Term
Carpal tunnel release
Definition
surgical enlargement of the carpal tunnel or cutting of the carpal ligament to relieve the pressure on tendons and nerves
Term
ganglion cyst
Definition
harmless fluid filled swelling that occurs most commonly on the outer surface of the wrist
Term
Epicondylitis
Definition
inflammation of the tissues surrounding the elbow
Term
condyle
Definition
round prominence at the end of a bone
Term
heel spur
Definition
a calcium deposit in the plantar fascia near its attachment to the calcaneus bone that can be one of the causes of plantar fasciitis
Term
plantar fasciitis
Definition
an inflammation of the plantar fascia on the sole of the foot
Term
sprain
Definition
an injury to a joint such as an ankle knee or wrist which usually occurs when a ligament is wrenched or torn
Term
Strain
Definition
an injury to the body of the muscle or to the attachment of a tendon.usually involve a stretched or torn muscle or tendon attachment
Term
Shin splint
Definition
a painful condition caused by the tibialis anterior muscle tearing away from the tibia (shin bone)
Term
Iliotibial band syndrome
Definition
an overuse injury. Runs from the hip bone, diagonally across teh leg to the tibia. Is caused by this band rubbing against bone often in the area of the knee
Term
Paralysis
Definition
the loss of sensation and voluntary muscle movements in a muscle through disease or injury to its nerve supply
Term
Myoparesis
Definition
a weakness or slight muscular paralysis
Term
Hemiplegia
Definition
slight paralysis or weakness affecting one side of the body
Term
Hemiplegia
Definition
total paralysis affecting only one side of the body
Term
Paraplegia
Definition
paralysis of both legs and the lower part of the body.
Term
Qudriplegia
Definition
paralysis of all four extremities
Term
Cardioplegia
Definition
paralysis of heart muscle
Term
Deep tendon reflexes
Definition
an involuntary response to a stimulus
Term
Range of motion testing
Definition
a diagnostic procedure to evaluate joint mobility and muscle strength
Term
Electromyography
Definition
a diagnostic test that measures the electrical activity within muscle fibers in response to nerve stimulation
Term
Muscle biopsy
Definition
involves removal of a plug of tissue for examination
Term
antispasmodic
Definition
administered to suppress smooth muscle contractions of the stomach intestine or bladder
Term
skeletal muscle relaxant
Definition
administered to relax certain muscles and to relieve the stiffness pain and discomfort caused by strains sprains or other muscle injuries
Term
neuromuscular blocker
Definition
a drug that causes temporary paralysis by blocking the transmission of nerve stimuli to the muscles
Term
Ergonomics
Definition
the study of the human factors that affect the design and operation of tools and the work environment
Term
Myofascial release
Definition
a specialized soft tissue manipulation technique used to ease the pain of conditions such as fibromyalgia syndrome myofascial pain syndrom, movement restrictions, temporomandibular joint disorders, and carpal tunnel syndrome
Term
Occupational therapy
Definition
consists of activities to promote recovery and rehabilitation to assist patients in performing the activities of daily living
Term
Physical therapy
Definition
treatment to prevent disability or restore function through the use of exercise heat massage or other techniques
Term
Therapeutic ultrasound
Definition
uses high-frequency sound waves to treat muscle injuries by generating heat deep within muscle tissue
Term
Transcutaneous electrical nerve stimulation
Definition
uses a device that delivers electrical impulses through the skin which cause changes in muscles
Term
Fasciotomy
Definition
a surgical incision through the fascia to relieve tension or pressure
Term
Fascioplasty
Definition
the surgical repair of a fascia
Term
Tenodesis
Definition
the surgical suturing of the end of a tendon to a bone
Term
Tenolysis
Definition
the release of a tendon from adhesions
Term
Tenorrhaphy
Definition
the surgical suturing together of the divided ends of a tendon
Term
Myorrhaphy
Definition
the surgical suturing a muscle
Term
myotomy
Definition
sugical incision into a muscle
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