Oxygenation Pt 2

Question 1

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Relax the smooth muscles lining the airways

Can be administered as oral or inhaled medicines

Answer 1

Bronchodilators

Question 2

e.g. Bronchodilators

Beta-2 adrenergic agonists

Anticholinergics

Methylxanthine

Question 3

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Combat inflammation in the airways

Important in treating and controlling respiratory conditions characterized by hypersensitive airways and airway inflammation (i.e. asthma)

Answer 3

Respiratory anti-inflammatory agents

Question 4

e.g. Respiratory anti-inflammatory agents

Corticosteroids

Cromolyn

Leukotriene modifiers

Question 5

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Relieve stuffy, blocked nasal passages by constricting local blood vessels through stimulation of alpha-I adrenergic nerve receptors in the vessels

Although the desired effect is on the nasal mucosa, these medications can have systemic adrenergic effects causing elevated blood pressure, tachycardia, and palpitations, especially in those with a history of cardiovascular conditions

Answer 5

Nasal decongestants

Question 6

e.g. Nasal decongestants

Ephedrine

Pseudoephedrine

Phenylephrine

Question 7

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Prevent the effects of histamine release

Used to treat upper respiratory and nasal allergy symptoms

Answer 7

Antihistamines

Question 8

e.g. Antihistamines

Diphenhydramine Chlorpheniramine

Brompheniramine

Loratidine Fexofenadine

Cetirizine

Question 9

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(cough suppressants) reduce the frequency of an involuntary, hacking, nonproductive cough

___ help make coughing more productive

The goal is to reduce the frequency of dry, unproductive coughing while making voluntary coughing more productive

Answer 9

Antitussives

Expectorants

These agents are often found mixed together in one preparation to achieve both desirable effects with one medication