Select the CNS structure(s) that can influence autonomic activity
a. medulla
b. hypothalamus
c. spinal cord
d. All of the above
e. Only a and b
D
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Plasma consists of
A. platelets, red blood cells, and white blood cells. B. dissolved protein fibers and a watery ground substance. C. dissolved ground matrix and a lining of epithelial cells. D. platelets and a watery ground substance. E. dissolved blood cells and a liquefied ground substance.
The two types of cholinergic receptors are ________ and ________.
Fill in the blank(s) with the appropriate word(s).
When an athlete suffers an injury that results in symptoms of flaccid paralysis of a portion of a muscle, what type of nerve damage has occurred?
A) A lower motor neuron has been damaged. B) An upper motor neuron has been damaged. C) There is a CNS injury, but no injury to the muscle. D) No nerve has been damaged; only muscle fibers have been injured. E) None of the answers are correct.
Which is not a heat-promoting mechanism?
A) Peripheral vasoconstriction B) Shivering C) Heat seeking behaviors D) Increase in EMR/TR release E) Sweating