Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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1.
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Organs that work together form a. | connective tissues. | c. | organ systems. | b. | tissue
systems. | d. | All of the
above | | | | |
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2.
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Which
of the following would likely occur if endothermy were disrupted? a. | Body temperature
could not be maintained. | b. | Strenuous physical activity would be
difficult. | c. | Enzymes would be inactivated. | d. | All of the
above | | |
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3.
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The
heart and lungs are protected by the a. | pectoral girdle. | c. | rib cage. | b. | pelvic
girdle. | d. | periosteum. | | | | |
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4.
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Of
the following, the structure that is not part of the axial skeleton is the a. | backbone. | c. | rib
cage. | b. | pectoral girdle. | d. | skull. | | | | |
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5.
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Refer
to the illustration above. The material labeled A, which fills the center and spaces at ends and
produces blood cells, is known as a. | exocrine material. | c. | bone marrow. | b. | cartilage. | d. | spongy
bone. | | | | |
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6.
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flexors : bend :: a. | immovable joints : bend | b. | slightly movable
joints : be immovable | c. | extensors : straighten | d. | sutures : move a
great deal | | |
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7.
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Aerobic activities a. | are best for increasing muscle size and
strength. | b. | produce ATP more efficiently than
glycolysis. | c. | use up glycogen stores quickly. | d. | prevent myosin
and actin linkages in muscles. | | |
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8.
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Hair
and nails are produced by the cells of the a. | dermis. | c. | subcutaneous glands. | b. | subcutaneous
level. | d. | epidermis. | | | | |
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9.
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Overexposure to sunlight may cause all of the following except a. | mutations in the
skin cells. | c. | acne. | b. | premature aging of the skin. | d. | skin cancer. | | | | |
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10.
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The
most effective way to reduce the risk of skin cancer includes a. | using a
sunscreen. | b. | increasing exposure to sunlight
gradually. | c. | minimizing exposure to sunlight. | d. | All of the
above | | |
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