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Review of Human Systems- CH 6
Mosby's Paramedic Textbook 3ED-R
97
Health Care
Undergraduate 1
09/29/2011

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Cards

Term
What parts of the body make up the axial region
Definition
Head, neck, thorax and the abdomen.
Term
What does the mediastinum include
Definition
trachea, esophagus, thymus, heart, and great vessels.
Term
What is mesentery
Definition
Mesentery is the tissue that holds peritoneal organs in place and offers a pathway for nerve signals
Term
Organs that do not have peritoneum or mesentery are considered
Definition
Retroperitoneal
Term
What is the purpose of the Endoplasmic reticulum
Definition
It is the cells mini circulatory system that transports nutrients around the cell
Term
What is autophagia
Definition
It is when lysosomes digest organelles of a cell that are no longer functional
Term
What is the most common type of muscle in the body
Definition
skeletal
Term
What is the most abundant type of tissue in the body
Definition
connective tissue
Term
Why does cartilage heal slowly
Definition
because blood vessels dont penatrate it
Term
What is an epiphyseal plate
Definition
It is also known as a growth plate
Term
What is each end of a long bone called
Definition
Epiphysis
Term
What are the types of marrow
Definition
Yellow or red marrow
Term
What type of tissue is blood
Definition
Connective
Term
What are the three parts of the nerve cell
Definition
Cell body, dendrite and axon
Term
Dendrite
Definition
They recieve the impulse and send it towards the cell body
Term
What is the Axon purpose
Definition
they conduct impulses away from the nerve body.
Term
What makes an organ and organ?
Definition
It has to be made of at least two different types of tissues
Term
What is the largest organ system of the body
Definition
Integumentary system-nails, sweat glands and skin
Term
What layer of skin contains all the nerve endings
Definition
dermis
Term
What is the crescent-shaped white area of the nail
Definition
lunula
Term
Nails are produced by what layer of skin
Definition
epidermis
Term
If a patient enters a coma after a head injury, what part of the brain was injured
Definition
THe reticular activating system
Term
What is the proximal nail edge called
Definition
cuticle
Term
How many bones are there in the body
Definition
206
Term
How many pairs of ribs are there
Definition
12
Term
What is the site called that is clinically used for counting ribs
Definition
it is the sternal angle or angle of Louis
Term
the large bony process of the ulna is known as
Definition
the olecranon process
Term
what bones form the hip bones (coxa)
Definition
Ilium, ischium and pubis
Term
What bone is the only free floating bone
Definition
hyoid bone
Term
What is the purpose of a fontanel for newborns
Definition
it allows there head to give and fit through the birthing cannel
Term
What is the fluid called that lubricates an articulating bones
Definition
synovial
Term
Basophils are also known as?
Definition
Mast cells
Term
Def of synergist
Definition
a group of muscles that work together to cause movement
Term
how many pair of cranial nerves are there
Definition
12 pair
Term
What does the afferent division nerves do
Definition
they transmit action potential form sensory organs to the CNS
Term
What does the efferent division of nerves do
Definition

they transmit action potential from the CNS to the effector organs 

 

CNS--->effector organs 

Term
The efferent division nerves has two different divisions. What are they
Definition
Somatic and Autonomic
Term
Somatic nerves are also known as
Definition
voluntary nerves
Term
What parts of the brain control breathing
Definition
The medulla and pons
Term
What is the reticular activating system used for
Definition
it is used for arousing and maintaining consciousness.
Term
What is the largest part of the brain
Definition
The cerebrum
Term
What part of the brain is responsible for coordination of movement.
Definition
Its the cerebellum
Term
What is the tough outter covering of the spinal chord
Definition
meninges
Term
What are the three layers of the meninges
Definition
dura mater, arachnoid, and pia mater
Term
What is the medium through which hormones reach the target tissues
Definition
plasma
Term
What is the average life cycle of a erythrocyte
Definition
120 days
Term
Where do lymphocytes originate
Definition
in bone marrow
Term
What type of blood cell is responsible for antibody production
Definition
B Lymphocyte
Term
What are the two atrioventricular valves 
Definition
Tricuspid valve and the bicuspid valve/mitral valve 
Term
What are the three types of Leukocytes 
Definition
neutrophils, eosinophils, and basophils
Term
What is the most common type of Leukocyte in the blood
Definition
Neutrophils
Term
What blood vessel carries blood from the walls of the heart to the right atrium
Definition
coronary sinus 
Term
What are the coronary arteries used for?
Definition
They supply the heart muscle with oxygen
Term
What are the atrioventricular valves 
Definition
tricuspid valve and the bicuspid valve (mitral valve)
Term
What heart valve prevents the back flow of blood in the aortia
Definition
Aortic semilunar valve 
Term
What are tunics 
Definition
they are the layers of the blood vessel walls
Term
What are the three tunic layers 
Definition

tunica intima- inner layer

tunica media-middle layer

tunica adventitia-outter layer

Term
What type of blood vessels play the largest role in controling BP
Definition
Arteries 
Term
Where would you find most of the venous valves in extremities?
Definition
the distal part
Term
What are the major parts of the the lymphatic system?
Definition
lymph, lymphocytes, lymph nodes, spleen and thymus gland
Term
What is the primary role of the lymphatic system
Definition
to help maintain fluid blance in the tissues 
Term
Anatomically, what is the glottic opening refering to?
Definition
the vocal cords and the space between them
Term
What is a turbinate or conchae?
Definition
they are the lateral walls of the nose that are coated with respiratory mucosa
Term
What is the purpose of the nose?
Definition
to warm, humidify, and purify the air
Term
What is the only complet cartilaginous ring in the larynx?
Definition
cricoid cartilage 
Term
What is the purpose of the hyoid bone
Definition
it anchors the muscles of the tongue to the jaw
Term
The thyroid cartilage is also known as 
Definition
Adams apple
Term
What is another term for false vocal cords 
Definition
vestibular folds 
Term
How many alveoli exist in two lungs 
Definition
300 million
Term
what does the linning of the the alveoli consist of? 
Definition
single layer of epithelial cells 
Term
What is the purpose of pulmonary surfactant?
Definition
to prevent the alveoli collapse 
Term
What happens to the color of our lungs as we get older 
Definition
they turn slate gray. 
Term
What stops foods from reentering the esophagus when the stomach contracts?
Definition
the cardiac sphincter or Lower esophageal sphincter
Term
Where does most of the intestional absorption happen
Definition
jejunum (the middle section)
Term
Where is sperm made?
Definition
in the testes
Term
What opening controls the movement of chyme from the stomach to the duodenum (large intestine)
Definition
Pyloric sphincter 
Term
What is the purpose of Bile?
Definition
to dilute stomach acid
Term
Where do sperm mature 
Definition
in the vas deferens
Term
What is the purpose of the bumps in the areola?
Definition
The protect the mom from chafing during nursing
Term
What causes the breasts to enlarge during puberty?
Definition
estrogen and progesterone
Term
What tastes can the tip of the tounge detect?
Definition
sweet and salty
Term
what part of taste does the back of the tounge detect?
Definition
sour
Term
what part of taste does the sides of the tounge detect?
Definition
sour
Term
What cranial nerve conducts impulses from the eye to the brain
Definition
2nd crainial nerve 
Term
I am the firm, opaque, white outer layer of the eye. What am I?
Definition
Sclera
Term
What is the transparent structure that allows light to enter the eye?
Definition
cornea
Term
What is the sensory cell in the retina that allows us to see during the night?
Definition
rods
Term

What is the sensory cell in the retina that allows us to see during the day 

Definition
Cones
Term
why do children get ear aches more frequently than adults?
Definition
There eustachian tube is shorter allowing for bacteria to cause more infections
Term
In what part of the ear are the organs for balance and hearing
Definition
inner ear. 
Term
What does the cochlea do?
Definition
its involved in hearing 
Term
What is the purpose of vestibule and semicircular canals for?
Definition
balance 
Term
What is the organ of Corti?
Definition
its the actual hearing sense organ
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