One of the descriptions below is from the perspective of physiological study, the rest are from an anatomical perspective. Select the description below that comes from physiological perspective
A) The pancreas lies deep to the stomach within the abdominal cavity.
B) The skull is formed by 22 facial and cranial bones.
C) The contraction of smooth muscle in blood vessels (vasoconstriction) can reduce the flow of blood through the vessel.
D) The chambers of the heart and blood vessels leading to and from the heart are separated by valves composed of fibrous connective tissue.
Answer: C
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What will be an ideal response?
The descending limb of the nephron loop ________
A) is not permeable to water B) is freely permeable to sodium and urea C) contains fluid that becomes more concentrated as it moves down into the medulla D) pulls water by osmosis into the lumen of the tubule
Each kidney ultimately receives blood from
A) the common iliac arteries. B) the descending aorta. C) the internal iliac arteries. D) renal arteries. E) None of the answers are correct.
Infants have a relatively low residual volume, putting them at risk for ________ to accumulate in the blood, resulting in ________.
A. carbonic acid; respiratory acidosis B. bicarbonate; respiratory acidosis C. bicarbonate; metabolic acidosis D. carbonic acid; metabolic acidosis