The fetus receives antibodies from the mother, which last several months after birth. This is an example of ________.
A. natural passive immunity
B. natural active immunity
C. artificial active immunity
D. artificial passive immunity
Answer: A
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Which of the following is NOT true about phospholipids?
a) They contain a glycerol backbone. b) The head group is polar. c) The molecule is an important part of cell membranes. d) The tail groups are nonpolar. e) They are a major form of energy storage.
A(n) ________ reflex has at least one interneuron placed between the sensory and motor neurons
A) monosynaptic B) ipsilateral C) contralateral D) involuntary E) polysynaptic
Aldosterone ________
A) is secreted by the posterior pituitary B) presence increases potassium concentration in the blood C) production is greatly influenced by ACTH D) functions to increase sodium reabsorption
In the brain, neurons are more abundant than neuroglia.
Answer the following statement true (T) or false (F)