Which of the following signs would you recognize as an early sign of respiratory distress in a 7-year-old boy who complains of difficulty breathing?

a. Barrel chest
b. Nasal flaring
c. Tremors of his hands
d. Ecchymosis on his chest

Answer: b

Health Professions

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A fire apparatus pump is able to deliver ___ % of its capacity at 15 ft lift.

A. 100 B. 70 C. 50 D. 30

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Receptors that mediate responses to acetylcholine are called:

A) nicotinic receptors B) cholinergic receptors C) adrenergic receptors D) A and C

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