A new EMT asks you why the elderly are at a higher risk for developing pneumonia, as compared to younger individuals. You inform him that one reason the elderly are more susceptible to respiratory infections because of a(n):

A) Impaired swallowing of saliva
B) Decreased alveolar gas exchange
C) Decreased cough reflex
D) Hardening of the major arteries

C) Decreased cough reflex

Health Professions

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When a poison attaches to the chemical structure of activated charcoal, which of the following BEST describes this mechanism of action?

A) Incorporation B) Inactivation C) Adsorption D) Absorption

Health Professions

Which type of suture needle is used on friable tissue such as liver or kidney?

a. blunt b. cutting c. taper d. trocar

Health Professions