Three-year old Trevor is admitted to the hospital with stenosis (narrowing) of the foramen magnum, which directly affects which of these structures?
A.
optic nerve
B.
internal jugular veins
C.
facial and vestibulocochlear nerves
D.
spinal cord
E.
carotid arteries
D
Anatomy & Physiology
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Which most closely approximates the percentage of water in plasma by weight?
A. 1% B. 25% C. 46% D. 92% E. 98%
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Gray matter of the spinal cord is mostly composed of
A) axons. B) cerebrospinal fluid. C) interneurons. D) myelin.
Anatomy & Physiology
The microscope of choice for a detailed three-dimensional study of the surface of a specimen is the
A. telescope. B. transmission electron microscope. C. naked eye. D. scanning electron microscope. E. light microscope.
Anatomy & Physiology
The summing up of excitatory and inhibitory signals received by a neuron is called
A. summation. B. transmission. C. potentiation. D. integration.
Anatomy & Physiology