Most congenital birth defects are caused by
A. inherited traits.
B. lack of oxygen to the fetus.
C. viral infections during pregnancy.
D. unknown causes.
E. None of these choices is correct.
D
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The infancy stage of life is considered to be over at
A) 3 months B) age 2. C) 6 months. D) 1 month. E) 18 months.
When norepinephrine is released from postganglionic neurons, its targets are
A. adrenergic receptors on effectors such as smooth muscle. B. adrenergic receptors on preganglionic sympathetic neurons. C. cholinergic receptors on effectors such as cardiac muscle. D. cholinergic receptors on preganglionic sympathetic neurons.
What do Paneth cells secrete?
A. Hydrochloric acid B. Amylase C. Pepsinogen D. Mucus E. Lysozyme
Which of the following will reduce the glomerular filtration rate?
A. Angiotensin II B. Increased GHP C. ADH D. Aldosterone