As the smooth muscles of the lower airway weaken with age:
A) the alveoli in the lungs expand widely during deep inhalation, causing them to rupture.
B) the person is predisposed to aspiration of mucus or other secretions during normal breathing.
C) strong inhalation can collapse the walls of the airway, resulting in inspiratory wheezing.
D) beta-agonistic bronchodilators become an ineffective treatment for acute bronchospasm.
Answer: C) strong inhalation can collapse the walls of the airway, resulting in inspiratory wheezing.
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Which of the following statements about ladder raises is MOST accurate?
A. All ladders must be raised by two or more firefighters. B. Ladders may be raised parallel to the building and pivoted after they are in the vertical position. C. The firefighter at the tip of the ladder is responsible for giving commands during the raise. D. Two firefighters may raise a ladder using either the flat raise method or the heel raise method.
Always use the highest setting of current when beginning a procedure that uses electrosurgery so that the surgeon has the maximum available power to cut or coagulate tissue
Indicate whether the statement is true or false.