When ADH levels are high in the body, there is what effect on the kidneys?
A. Increased sodium secretion
B. Increased sodium reabsorption
C. Increased water reabsorption
D. Decreased water reabsorption
Ans: C. Increased water reabsorption
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Which of the choices below explains why the arterioles are known as resistance vessels?
A) The contraction and relaxation of the smooth muscle in their walls can change their diameter. B) They contain a large quantity of elastic tissue. C) They distribute blood to various parts of the body. D) Their prime function is the exchange of nutrients and wastes between the blood and tissue cells.
How does the role of the thymus change as an infant grows?
What will be an ideal response?
When blood flow to an area is increased, it is called...
A) diapedesis. B) hyperemia. C) vasodilation. D) chemotaxis.
When hyperplasia proceeds out of control, a tumor may develop. This condition is termed
A. atrophy. B. hypertrophy. C. metaplasia. D. neoplasia. E. fibrosis.