Which of the following is an example of permissiveness?
a. Glucagon increases blood glucose levels, and insulin decreases blood glucose levels.
b. Glucagon, epinephrine, and cortisol all increase blood glucose levels.
c. Estrogen stimulates synthesis of progesterone receptors in the endometrium.
d. all of the above
e. none of the above
Answer: c. Estrogen stimulates synthesis of progesterone receptors in the endometrium.
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Skin is an entirely waterproof barrier, preventing all gain or loss of fluid from the skin except sweat
Indicate whether this statement is true or false.
If one of your classmates comes down with mononucleosis, he will probably notice that his neck and axillary area are tender. A differential white count would reveal an unusually high level of one type of leukocyte
Which leukocyte proliferates and how does activation of this leukocyte change its appearance? How would this relate to the axillary tenderness? What will be an ideal response?
The cells in a hair follicle that are responsible for forming the hair are
A) papillary cells. B) medullary cells. C) matrix cells. D) Merkel cells. E) cortical cells.
The rectus femoris is an example of what muscle shape?
A. Parallel B. Elongated C. Bipennate D. Fusiform E. Triangular