How does the application of cold packs to an area affect the rate of absorption of subcutaneous fluids?
What will be an ideal response?
It slows the absorption of drugs from that area because it decreases blood flow to that area. One way to speed up absorption of drugs given SQ or IM from an area is to apply heat or massage the area.
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The structure that is not an accessory organ of the female reproductive system is:
a. ovaries b. fallopian tubes c. mammary glands d. uterus
Which of the following is an accurate characteristic of slow fibers?
A) Slow muscle tissue has a much less extensive network of capillaries than does typical fast muscle tissue. B) Resting slow muscle fibers contain oxygen reserves, bound to myoglobin. C) Slow muscle tissue has a lower oxygen supply than does fast muscle tissue. D) Slow muscle fibers contain fewer mitochondria than do fast muscle fibers. E) Slow muscle fibers contain myoglobin, a globular protein, which binds sodium.
The "lub-dup" heart sounds are produced by:
A. the walls of the atria and ventricles slapping together during a contraction. B. the blood hitting the walls of the ventricles and arteries, respectively. C. the closing of the atrioventricular valves ("lub") and the closing of the semilunar valves ("dup"). D. the closing of the semilunar valves ("lub") and the closing of the atrioventricular valves ("dup").
During stress, elevated levels of plasma cortisol stimulate the catabolism of muscle protein and the conversion of alpha-keto acids to glucose in the liver
Indicate whether the statement is true or false.