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Questions Bank (1402010 total)
CSF circulates through all of the following structures except the
Fourth ventricle
0%
Subarachnoid space
0%
Cerebral aqueduct
0%
Foramen magnum
100%
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What is the fatty insulating material that surrounds the axons?
Choroid plexus
0%
Myelin
100%
Glia
0%
Sarcolemma
0%
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The somatic motor neuron
causes release of ACh into the NMJ.
100%
moves the tropomyosin away from the myosin binding sites on actin.
0%
stimulates the SR to release calcium into the sarcomeres.
0%
stimulates the axon terminal to release calcium into the NMJ.
0%
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The corpus callosum
is one of the meningeal layers.
0%
is composed of gray matter.
0%
is the stalk that connects the hypothalamus with the pituitary gland.
0%
connects the right and left cerebral hemispheres.
0%
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The surface of the cerebrum is folded into elevations that resemble speed bumps; these speed bumps are called
convolutions, or gyri.
100%
fissures.
0%
sulci.
0%
foramen.
0%
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The midbrain, pons, and medulla oblongata are referred to as the
emotional brain.
0%
brain stem.
0%
limbic system.
0%
diencephalons.
0%
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The pituitary gland sits beneath the
medulla oblongata.
0%
hypothalamus.
100%
brain stem.
0%
cerebellum.
0%
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This muscle flattens the cheek and positions the food between the teeth.
Masseter
0%
Zygomaticus
0%
Buccinator
0%
Temporalis
0%
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Which of the following is true of the occipital lobe?
Contains the emetic center
0%
Contains the primary visual cortex
100%
Is a brain stem structure
0%
Is responsible for all signals sent along the pyramidal tract
0%
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This structure is part of the diencephalon; it regulates the anterior pituitary gland, water balance, appetite, body temperature, and the autonomic nervous system.
Medulla oblongata
0%
Cerebellum
0%
Hypothalamus
100%
Pons
0%
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