The spinal cord has

A. a core of white matter surrounded by gray matter.
B. no nourishment from, nor interaction with CSF.
C. a core of gray matter surrounded by white matter.
D. spinal nerves that control olfaction.


Answer: C

Anatomy & Physiology

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Substance X was isolated in a urine sample, but it is too big to pass through the glomerular filtration membrane. How is this possible?

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The root of the lung includes all of the following except the

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During synaptic transmission,

A) The frequency of the action potential is directly correlated with neurotransmitter release. B) The frequency of the action potential is inversely correlated with neurotransmitter release. C) The intracellular concentration of Ca2+ remains stable because of intracellular buffers. D) The concentration of Ca2+ is inversely related to the amount of neurotransmitter released.

Anatomy & Physiology

Epinephrine is said to have a glucose-sparing effect

Indicate whether the statement is true or false

Anatomy & Physiology