During prolonged fasting, the kidneys produce glucose from noncarbohydrate sources.
Answer the following statement true (T) or false (F)
True
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Anti-angiogenic drugs are being used to decrease tumor growth. These drugs work by decreasing
A) cell division. B) cell communication. C) new blood vessel formation. D) focal calcification. E) vascular flow.
Which muscle surrounds the anus?
A) levator ani iliococcygeus B) pubococcygeus C) external anal sphincter D) external urethral sphincter
In sodium channels at the resting membrane potential, __________.
A. the activation gate is closed and the inactivation gate is open B. the activation and inactivation gates are closed C. the activation gate is open and the inactivation gate is closed D. both gates are open
In investigating the microcirculation of the frog foot, you note the following about blood flow: ________
A) blood flow in the arterioles and venules is slow and smooth; it is very slow in the capillaries B) blood flow in the arterioles and venules is rapid and pulsating; it is slow in the capillaries C) blood flows smoothly through arterioles, capillaries, and venules at the same velocity D) blood flow in the arterioles is rapid and pulsating; it is very slow in the capillaries, and slow and smooth in the venules