The cardiac muscle tissue is called the ________
A) pericardium
B) myocardium
C) endocardium
D) coronary chamber
B
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What kind of phylogenetic tree shows relationships, but not lineage, between species?
What will be an ideal response?
The highest tariff rates in U.S. history were the result of the
a. Reciprocal Trade Agreements Act of 1934. b. Hawley-Smoot Tariff of 1930. c. Tokyo Round of 1970. d. Uruguay Round of 1986.
Which of the following statements concerning the
peripheral nervous system is false? a. Spinal nerves lead to and from the spinal cord. b. There are 31 pairs of spinal nerves. c. Cranial nerves connect directly to the brain d. Peripheral nerves include axons from numerous neurons. e. All spinal nerves carry only motor fibers.
Respond to statements 121–125 with reference to the five
components of the gastrointestinal tract listed below. a. stomach b. gallbladder c. small intestine d. appendix e. large intestine D 121. It has no function in human digestion, but it does in other animals. D 122. This organ absorbs about 95 percent of the water that enters the human body, either as fluids or as part of food being eaten. M 123. Enzymatic digestion of proteins occurs primarily in this organ. E 124. Bile salts, bile pigments, cholesterol, and lecithin are stored by this organ. E 125. The digestion of cellulose occurs in this part of the digestive system of the pronghorn antelope.