Pain in the ________ can be a sign of appendicitis.
A. RUQ
B. LUQ
C. RLQ
D. LLQ
Answer: C
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The glial cell that myelinates and insulates axons within the CNS is the
A. astrocyte. B. oligodendrocyte. C. neurolemmocyte. D. ependymal cell. E. microglial cell.
The vagus nerve does not innervate the ________.
A) pancreas B) kidneys C) parotid gland D) gallbladder
Why did the TSH have NO effect on the BMR of the thyroidectomized rat?
A) The rat is missing its thyroid gland. B) The rat is missing its pituitary gland. C) The metabolism of the rat is already too high. D) The metabolism of the rat is already too low.
Nancy is 8 months pregnant. Her physician mentioned that the placental LH-like hormone levels had decreased. Should Nancy be concerned?
A. Yes; a drop in the secretion of an LH-like substance this late in the pregnancy will disrupt normal embryonic development. B. No; the placenta doesn't normally secrete an LH-like substance at any time during pregnancy. C. Yes; the secretion of an LH-like substance by the placenta throughout the pregnancy is necessary to maintain the pregnancy. D. No; the secretion of an LH-like substance by the placenta is important in the first trimester, and Nancy's pregnancy is beyond the first trimester.