Ati nur 180 phamocology quiz-practice mode

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Ati nur 180 phamocology quiz ( 21 Questions)

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When caring for a client with an upper respiratory infection (URI), the nurse is notified the client is taking guaifenesin (Mucinex). What is the mechanism of action of guaifenesin (Mucinex)?

A Stimulate alpha-adrenergic receptors, thus producing vascular constriction of capillaries in nasal mucosa

B Compete with histamine for receptor sites, thus preventing a histamine response and overall congestion.

C Treat allergic rhinitis and prevent motion sickness.

D Loosen bronchial secretion to assist in elimination.

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