Yellow bone marrow contains a large percentage of ________.
A) fat
B) blood-forming cells
C) elastic tissue
D) Sharpey's fibers
A) fat
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Which statements are correct concerning the sympathetic division of the ANS?a: Preganglionic neuron cell bodies are located in the lateral horns of the T1?L2 regions.b: Preganglionic neuron cell bodies are located in brainstem nuclei.c: It is associated with the oculomotor and facial nerves.d: It participates in the "fight-or-flight" response.e: Preganglionic neuron cell bodies are located in the sacral region of the spinal cord.
A. a, c, d, e B. a, d C. a, b, d D. b, d E. b, c, e
An individual tract within the spinal cord contains either sensory nerve signals or motor nerve signals only
Indicate whether this statement is true or false.
Nervous tissue relies almost exclusively on __________ as fuel
Fill in the blank with the correct word.
Which of the following is known to be a second messenger?
A. diacylglycerol B. phospholipase C C. ATP D. adenylyl cyclase E. epinephrine