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80 Cards in this Set
- Front
- Back
a neuron is designed for ____ |
communication |
|
_____ = primary cell in nervous tissue |
neuron |
|
the ______ controls functions in the cell |
nucleus |
|
______ of neurons are similar to RER in body cells |
nissl body |
|
_____ receive info in the neuron |
dendrites |
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____ delivers/sends info in the neuron |
axon |
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______ give energy in the neuron |
mitochondria |
|
functions of myelin sheath |
1. protects axon 2. speeds signal delivery |
|
function of Schwann cell |
regenerates/repairs myelin sheath |
|
name of the brain texture indentations/fissures |
sulcus/sulci |
|
brain texture puffy parts |
gyrus/gyri |
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_____ nerve controls sense of smell |
olfactory |
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______ nerve controls sight |
optic |
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_______ nerve controls hearing/balance |
vistibulocochlear |
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______ nerve controls the heart rate, respiration and GI tract |
vagus |
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what number is the olfactory nerve |
1 |
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what number is the optic nerve |
2 |
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what number is the vestibulocochlear nerve |
8 |
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what number is the vagus nerve |
10 |
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what does the olfactory nerve control |
sense of smell |
|
what does the optic nerve control |
sight |
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what does the vestibulocochlear nerve control |
hearing and balance |
|
what does the vagus nerve control |
heart rate respiration GI tract |
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function of the hypothalamus |
secretes hormones regulates temperature |
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function of pineal gland |
secretes melatonin |
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______ = protective fluid that keeps brain from hitting skull |
cerebral spinal fluid |
|
_______ fissure cuts brain in half |
longitudinal |
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_________ fissure separates the cerebrum and cerebellum |
transverse |
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_______ = nerves going from neck out to collar bone |
brachial plexus |
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_______ nerve is in the lower arm |
radial |
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______ nerve = nerves that go from lower back down legs |
scatic |
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_____ = white in eye |
sclera |
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_______ = bulb that protects iris/pupil |
cornea |
|
______ = color of eye |
iris |
|
______ = hole in eye |
pupil |
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________ = space between cornea and iris |
anterior cavity |
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_______ = fluid between cornea and iris |
aqueous humor |
|
how many cervical spinal nerves |
1-8 |
|
how many thoracic spinal nerves |
1-12 |
|
how many lumbar spinal nerves |
1-5 |
|
how many sacral spinal nerves |
1-5 |
|
how many coccal spinal nerves |
1 |
|
rods and cones are used as ______ |
photoreceptors |
|
_________ = space surrounding the inside of the eye |
posterior cavity |
|
______ = helps you see |
lens |
|
the lens attaches to the gelatinous body ______ |
vitreous body |
|
_______ = ear lobe |
auricle |
|
________ = ear canal |
external auditory meatus |
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________ = ear drum |
tympanic membrane |
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_______ are on the middle ear end of the ear drum |
ossicles |
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name the ossicles |
malleus incus stapes |
|
_____ = ossicle bone that touches the tympanic membrane |
malleus |
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______ - ossicle bone that looks like a stirrup |
stapes |
|
_____ = coiled spiral figure that looks like a snail |
cochlea |
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_______ interprets sound |
oval window |
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__________ = pretzel like projections, rounded canals that are attached to vestibules |
semicircular canals |
|
________ = flexion of elbow |
biceps reflex |
|
_____ = extension of knee |
patellar reflex |
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______ plantar flexion |
achilles reflex |
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_______ = dorsi flexion |
plantar reflex |
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what vertebrae work with the biceps reflex |
cervical 5, and 6 |
|
what vertebrae work with patellar reflex |
lumbar 2,3,4 |
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what vertebrae work with achilles reflex |
sacral 1,2 |
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what vertebrae work with plantar reflex |
lumbar 5 sacral 1,2 corticospinal tract |
|
what is the pupillary reflex |
pupils constrict with amounts of light |
|
test when pupils constrict due to amounts of light |
pupillary reflex |
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what is the weber test |
equilibrium in both ears |
|
test for equilibrium in both ears |
Weber Test |
|
what is the rinne test |
sound conducted better through air than bone |
|
what is astigmatism test |
if you can't see 3 distinct lines on poster |
|
test for color blindness |
can't see patterns in book |
|
what does the Snellen chart test for |
depth and perception |
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what is the eye chart called |
Snellen chart |
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how do you test for a blind spot |
locate the optic disk |
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the medulla oblongata attaches to the ____ |
spinal cord |
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_______ = inner lining of eyelids |
conjunctiva |
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_______ cavity contains aqueous humor |
anterior |
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_______ cavity contains vitreous body |
posterior |
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______ = location of photoreceptors |
retina |
|
name the extrinsic muscles |
superior rectus inferior rectus medial rectus lateral rectus |