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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vitamins, salts, and proteins : plasma solutes :: a. | arteries and
veins : lymphatic vessels | b. | erythrocytes, leukocytes, and platelets : blood
cells | c. | platelets and megakaryocytes :
leukocytes | d. | lymphocytes and macrophages :
erythrocytes | | |
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2.
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The
force exerted against the arterial walls when the heart contracts is called a. | hypertension. | c. | diastolic
pressure. | b. | systolic pressure. | d. | arterial relaxation. | | | | |
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3.
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Normal blood measure in millimeters of mercury is a. | 145/95. | c. | 120/80. | b. | 130/100. | d. | 100/50. | | | | |
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4.
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Refer
to the illustration above. The structure labeled X is the a. | epiglottis. | c. | trachea. | b. | pharynx. | d. | larynx. | | | | |
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5.
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The
actual exchange of gases occurs at the site of the a. | trachea. | c. | larynx. | b. | nasal passageway. | d. | alveoli. | | | | |
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