A premature infant often is able to survive if born in the
A) first trimester.
B) few days prior to the expected due date.
C) second trimester.
D) third trimester.
E) None of the answers are correct.
D) third trimester.
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The stimulus that directly triggers release of ANP is
A. decreased pressure detected by baroreceptors in the aorta and carotid arteries. B. increased stretch of the heart atria. C. increased saltiness in the cerebrospinal fluid bathing the hypothalamus of the brain. D. increased saltiness of tubular fluid in the proximal convoluted tubule.
Which of the following blood pressure readings would be indicative of hypertension?
A) 140/90 B) 110/60 C) 120/80 D) 170/96
At the base of intestinal villi are the entrances to the ________.
What will be an ideal response?
The prostate gland
a. secretes an alkaline solution that neutralizes the acidic vaginal secretions. b. secretes mucus for lubrication. c. provides a site for final maturation for fertility and motility for the spermatozoa. d. contains portions of the ductus deferens. e. supplies fructose utilized by the sperm for energy.