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39 Cards in this Set
- Front
- Back
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The cell bodies of CNS neurons are concentrated in tissue called __, found at the center of the spinal cord and on the surface of the cerebrum, among other places.
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Gray matter
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The CNS is covered by three fibrous membranes called the __.
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Menges
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The falx cerebri and tentorium cerebelli that separate brain regions are part of the __.
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Dura mater
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Many substances in the blood are unable to get into the brain tissue because of the __ around the blood vessels of the brain.
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(BBB) Blood Brain Barrier
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Muscles of facial expression are controlled mainly by the __ nerve.
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Facial #VII - Mixed
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The longest cranial nerve, the __, innervates viscera of the thoracic and abdominal cavities.
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Vagus #X - Mixed
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The __ is the timekeeping center of the brain.
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Cerebellum
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Degeneration of the __ causes Parkinson disease.
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Substantia Nigra
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Most commissural tracts of the cerebrum pass between the right and left hemispheres through a C-shaped bundle called the __.
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Corpus Callosum
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The __ lobe of the cerebrum is concerned mainly with vision.
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Occipital
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Many emotional responses and perceptions of reward and punishment reside in the __, a ring of structures on the medial border of the temporal lobe.
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Limbic System
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Cells of the arachnoid meninx that suspend the brain in the skull
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Fibroblasts
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Integrates sensory input and relays it to the appropriate area of the cerebrum
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Thalamus
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Directional term describing something as closer to the forehead
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Rostral
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Location of primary motor cortex
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Precentral gyrus
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Site of cardiac, vasomotor, respiratory, and swallowing centers
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Medulla obongata
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Concerned with motor coordination and muscle tone
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Cerebellum
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Site of voluntary control of the skeletal muscles
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Frontal lobe
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Function of the Broca area
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Motor speech
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T/F
The optic nerve, among others, controls eyeball movement. |
False
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T/F
A 78 year old man has suffered a stroke. Since the, he has been able to walk but he tends to lose his balance, feel dizzy, and sometimes falls down. We would suspect the stroke damages his cerebellum more than we would suspect damage to the primary motor cortex. |
True
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T/F
The wrinkles and creases in the cerebral cortex are called neural folds and neural grooves. |
False
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T/F
Cerebrospinal fluid is reabsorbed into the bloodstream by capillaries of the choroid plexuses. |
False
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Cerebrospinal fluid is secreted by the:
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Choroid plexuses and ependymal cells
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The nerve most likely to be damaged by a fracture of the ethmoid bone is the:
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Olfactory
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The primary motor cortex of the right cerebral hemisphere controls skeletal muscles on the left side of the body because its nerve fibers decussate:
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in the pyramids of the medulla oblongata
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All sensory information to the cerebral cortex passes through the __ before reaching the cortex.
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Thalamus
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Centers for hunger, thirst, sexual drive, and thermoregulation are found in the:
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Hypothalamus
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The __ nucleus produces a hormone useful in maintaining water balance.
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Supraoptic
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The only lobe of the cerebrum that cannot be seen from the surface is the:
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Insula
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The region of the cerebrum most concerned with hearing is the:
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Temporal lobe
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A cranial nerve that is purely sensory (not mixed) is:
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I (one)
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Term: Callos-
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tough
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Term: encephal-
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Brain
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Term: cephal-
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Head
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Term: decuss
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Crossover
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Term: ipsi-
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Same
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Term: myel-
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Spinal cord
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Term: -gnos
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Knowledge
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