Vitamin C is essential for normal collagen synthesis. If a child suffered from a vitamin C deficiency, which layer of the skin would be most affected?
A. Epidermis
B. Stratum basale
C. Stratum corneum
D. Stratum granulosum
E. Reticular layer of dermis
Answer: E
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Someone with a hypersthenic build
A. has a slight build with a long, narrow, and shallow thorax that is wider more superiorly. B. is average with respect to height, weight, and torso length. C. has a massive, truncated build with a short, broad, and deep thorax. D. None of the above
The retina can be seen with the aid of a ophthalmoscope
Indicate whether the statement is true or false
Air moves by pressure gradient, we don't suck air in --> it moves in as we expand the cavity
a. true b. false
Granular cells of the juxtaglomerular apparatus respond to decreased blood volume and increased sympathetic nerve activity by secreting ________.
A. angiotensinogen B. natriuretic hormone C. renin D. inulin