The function of the lower airway is to:
A) warm, filter, and humidify air.
B) protect the lungs from aspiration.
C) deliver oxygenated blood to the cells.
D) exchange oxygen and carbon dioxide.
Answer: D) exchange oxygen and carbon dioxide.
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Jerome has had too many alcoholic drinks at a party. One of the effects of alcohol is that it inhibits the release of vasopressin. Which of the following is Jerome likely to notice?
A. A reduction in urine volume B. High volume of dilute urine C. An increase in blood pressure D. Very concentrated urine E. The excretion of glucose in the urine increased
Which of the following are produced through meiosis?
A) Bone Cells B) Sex Cells C) Blood Cells D) Epithelial cells
By the time the blood enters the venous system, blood pressure averages only:
a. 10 mm Hg b. 17 mm Hg c. 27 mm Hg d. 30 mm Hg e. 50 mm Hg
Osmoregulators:
a. change the ECF osmotic pressure when osmotic pressure in the surrounding water changes. b. have to regulate ICF organic osmolytes to counteract cell volume changes. c. maintain a relatively steady ECF osmotic pressure even when the osmotic pressure changes in the external environment. d. are hyperosmotic in marine environments. e. are hypo-osmotic in freshwater environments..