Which of the following is not true of the serous membrane that lines the peritoneal cavity?
A) It secretes peritoneal fluid.
B) It decreases friction.
C) It lubricates the cavity.
D) It prevents irritation.
E) It can be directly observed during a colonoscopy.
Answer: E
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Epithelial tissue that can stretch or is subjected to stress would have ________.
A. intercalated discs B. gap junctions C. basement junctions D. tight junctions E. desmosomes
The reason a human may be paler when exposed to cold temperatures is
A. purely psychological. B. dehydration of the stratum corneum. C. constriction of the dermal collagen and elastic fibers. D. vasodilation has occurred. E. vasoconstriction has occurred.
Which cells produce gastrin?
A. Mucous cells B. Parietal cells C. Endocrine cells D. Chief cells
Impulses of pain are also transmitted to the ________, which is part of the limbic system.
A. cingulate gyrus B. amygdala C. caudate nucleus D. hippocampus