The parasympathetic tone ________.
A) prevents unnecessary heart deceleration
B) accelerates activity of the digestive tract
C) determines normal activity of the urinary tract
D) causes blood pressure to rise
C) determines normal activity of the urinary tract
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Which of the following is not considered an upper respiratory infection?
a. Rhinitis. b. Pharyngitis. c. Laryngitis. d. Bronchitis.
Police stop a very drunk Richard for driving erratically at 3 AM and give him a breathalyzer test, which he fails miserably. Why does he fail so badly?
A. Excess surfactant has been secreted in response to alcohol. B. The thickness of his respiratory membranes prevent alcohol from evaporating out of his blood. C. His alveoli are in excellent condition. D. The thinness of his respiratory membranes allows volatile alcohol molecules to enter the alveoli and become detectable by the machine.
Which type of granulocyte releases histamine at sites of inflammation?
A) eosinophils B) basophils C) neutrophils D) lymphocytes E) monocytes
When the inspiratory muscles relax, the rib cage returns to its original position as a result of
A) exhalation. B) gravity. C) elastic rebound. D) accessory muscle contraction. E) partial pressure difference.