An agent that loosens and facilitates removal of respiratory secretions, such as Robitussin, is called an:
A) emetic
B) antitussive
C) expectorant
D) bronchodilator

Question

Quizplus · Accepted Answer

Expectorants are agents that loosen and facilitate the removal of mucus and phlegm from the respiratory tract, making it easier to cough up and clear out. Robitussin, for example, often contains guaifenesin, a common expectorant.

An Agent That Loosens and Facilitates Removal of Respiratory Secretions