Karl is around 60 years old. He begins to notice that he can't control his bladder as efficiently lately. Leakage of urine is starting to become common. He might have
A. damaged nephrons.
B. an enlarged prostate.
C. less vitamin D.
D. enlarged kidneys.
Answer: B
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A decrease in muscle bulk due to a lack of exercise, as when a limb is in a cast for a prolonged period, is known as ____.
Fill in the blank(s) with correct word
Which of the following is least related to glycolysis?
a. NADH b. ATP c. pyruvate d. CO2 e. glucose
If the heart receives more sympathetic stimulation than parasympathetic stimulation, the heart will
A. increase its rate and force of contraction. B. contract with greater force but at a slower rate. C. decrease both its rate and force of contraction. D. contract with less force but at a faster rate. E. decrease rate, but increase force of contraction.
The bending of light rays is called reflection
Indicate whether the statement is true or false