Mineralocorticoids such as aldosterone are produced primarily in the ____ of the adrenal gland
a. zona glomerulosa
b. zona fasciculata
c. zona reticularis
d. adrenal medulla
e. chromaffin cells
A
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Which of the following is not considered a main part of the tooth?
a. root b. cuspid c. crown d. neck
A buffer will
A. have no effect on the pH of the solutions. B. enhance changes in the pH of the solutions. C. resist drastic changes in the pH of the solutions. D. make a solution more basic. E. make a solution more acidic.
After losing 25 percent of blood volume in a motorcycle accident, which of the following compensatory responses would not occur?
A) increased heart rate B) increase of contractility C) vasoconstriction of the body wall D) venoconstriction of skin vessels E) circulatory shock
When blood passes through systemic capillaries, the oxygen saturation of hemoglobin changes
A. from about 99% saturated to about 25% saturated. B. from about 70% saturated to about 99% saturated. C. from about 98% to about 75% saturated. D. from about 40% to about 80% saturated.