You suspect that your patient's vitamin B deficiency is related to poor function in his large intestine. Which of the following might explain the source of the problem?
A. Lack of appropriate bacteria
B. Inadequate water reabsorption
C. Inefficient elimination of wastes
D. Excessive absorption of glycerol
Answer: A
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The study of the first two months of development is termed
A) histology. B) embryology. C) cytology. D) pathology. E) organology.
Increased plasma concentration of lactic acid stimulates increased ventilation primarily by means of central chemoreceptors.
Answer the following statement true (T) or false (F)
In arteries, the thick layer of elastic fibers associated with the tunica intima is called the
A) tunica intima. B) external elastic membrane. C) tunica media. D) internal elastic membrane. E) tunica externa.
The carbon dioxide of respiration is formed during
A) glycolysis. B) the citric acid cycle. C) electron transport. D) the formation of pyruvic acid. E) the formation of water.