When does the juxtaglomerular apparatus secrete renin?
A. Hyponatremia
B. Hyperkalemia
C. Hypotension
D. All of the answers are correct.
Answer: D
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If a person has a crush injury to the C3-C5 spinal segments, you would expect that he
A) might be unable to breathe on his own. B) could walk without difficulty. C) would have full range of motion in all extremities. D) would be in a coma. E) would have difficulty chewing and moving the tongue.
The fibrous components of connective tissue are produced by
A) fibroblasts. B) macrophages. C) adipocytes. D) mast cells. E) melanocytes.
In assessing a stroke patient, you ask her to stick out (protract) her tongue. You note that it deviates to one side. You suspect that damage to the neural control of the ________ muscle has occurred
A) hyoglossus B) genioglossus C) palatoglossus D) styloglossus E) None of the answers are correct.
What is the function of the Myelin?
A. Protect the axon B. Electrically insulate fibers from one another C. Increase the speed of nerve impulse transmission D. All of the above