Approximately what proportion of infants who die within the first year of life die within the first month after birth?
a. 1/3
b. 2/3
c. 1/2
d. 3/4
e. 5/8
b
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Which of the following statements is true of medical food supplements?
A. They typically provide more than 1000 kilocalories. B. They are inexpensive to use and have low labor cost. C. They promote weight loss. D. They are convenient and unopened supplements that do not require refrigeration. E. They supply 40 g of protein in a 250 mL liquid meal.
The placenta transports _____ between the mother and fetus.
A. insulin B. enzymes C. maternal red blood cells D. blood and nutrients E. nutrients and gas
All of the following describe changes that occur in the cardiovascular system with age EXCEPT:
a. blood pressure decreases. b. blood vessel elasticity decreases. c. calcification of heart valves occurs. d. fatty deposits develop in the arteries.
Why may a patient with ascites be dehydrated?
a. fluid has moved to interstitial spaces b. fluid has moved to intravascular spaces c. fluid has moved to vascular spaces d. fluid has moved to the lungs