Which of the following is NOT an age-related change affecting the heart?
A) decline in cardiac reserve
B) thinning of the valve flaps
C) atherosclerosis
D) fibrosis of cardiac muscle
B
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A deficiency in which vitamin would not adversely affect bone growth?
A. Vitamin E B. Vitamin A C. Vitamin C D. Vitamin D
Which cranial nerve is classified as a mixed nerve?
A) Facial B) Oculomotor C) Trochlear D) Abducens
A sample of John's blood shows a high level of pyrogens. This would indicate that John
A) is feeling achy. B) is producing T lymphocytes. C) has a sore throat. D) is running a fever. E) has swollen lymph nodes.
As an axon approaches the cell onto which it will terminate, it generally branches repeatedly into several
A. teloaxons. B. dendrites. C. collateral axons. D. telodendria. E. neurolemmocytes.