A person's hands are exposed to a chemical that causes neurological damage. They begin to lose feeling in the skin of their palms and fingers, particularly the sense of fine touch. They no longer can differentiate textures in objects, nor can they tell when they are touching something. What skin structures must have been damaged?
A. The stratum basale of the epidermis
B. Pacinian corpuscles
C. Meissner's corpuscles
D. Sebaceous glands
Answer: C
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Once a structural protein is synthesized, it remains a part of the cell for the duration of the cell's life
Indicate whether the statement is true or false
The epidermis
a. has an outermost keratinized layer that is tough, airtight, and fairly waterproof. b. contains melanocytes, keratinocytes, Langerhans cells, Granstein cells, and transient T lymphocytes. c. has a richly vascularized inner layer. d. both (a) and (b) above. e. all of these answers.
What muscle divides the neck into an anterior cervical triangle and a posterior cervical triangle?
A) sternocleidomastoid B) sternomastoid C) digastric D) None of the listed responses is correct.
Glycogenesis is stimulated by ________, whereas glycogenolysis is stimulated by ________
A) growth hormone; glucagon and epinephrine B) growth hormone; insulin C) insulin; glucagon and epinephrine D) insulin; aldosterone E) growth hormone; cortisol