Pharm: Lower Resp Flashcards

1
Q

airway obstruction with increased airway resistance of airflow to lung tissues

A

Chronic Obstructive Pulmonary Disease (COPD)

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2
Q

four causes of COPD

A

chronic bronchitis
bronchiectasis
emphysema
asthma

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3
Q

the three common signs and symptoms that meds will relieve in COPD

A

dyspnea
bronchoconstriction
mucus secretions

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4
Q

inflammatory disorder of the airway walls associated with airway obstruction

A

asthma

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5
Q

tiggers for asthma

A

stress
allergens
pollutants

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6
Q

s&s of asthma

A

bronchospasm, dyspnea, mucus secretions
wheezing, coughing, tightness in chest

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7
Q

chemical mediators that are released by mast cells

A

histamine and prostaglandins

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8
Q

bronchial inflammation and excessive mucus secretions lead to airway obstruction

A

chronic bronchitis

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9
Q

bronchodilators that mimic SNS and act on alpha or beta receptors

A

sympathomimetics

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10
Q

increases cAMP in lung tissue causing bronchodilation and restores circulation and increases airway patency (a sympathomimetic)

A

epinephrine

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11
Q

side effects of sympathomimetics

A

tremors, HTN, palpitations, tachycardia

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12
Q

monitor ___ before, during, and after treatment with sympathomimetics

A

heart rate

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13
Q

a selective beta-adrenergic that causes bronchodilation

A

albuterol

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14
Q

is albuterol used for rapid or maintenance use

A

rapid (rescue inhaler)
rapid onset, short duration

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15
Q

common side effects of albuterol (selective beta-adrenergics)

A

excitability, tremors, and tachycardia (will lessen with time/continued use)

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16
Q

a selective beta-adrenergic that is inhaled for long-term asthma treatment

A

metaproterenol (prevent bronchoconstriction)

17
Q

open the airway by decreasing the parasympathetic response (causing bronchodilation)

A

anticholinergics

18
Q

2 examples of anticholinergics

A

tiotropium and ipratropium

19
Q

are the anticholinergic bronchodilators used for maintenance or rapid

A

maintenance (prevent bronchospams)

20
Q

how are the anticholinergics usually administered

A

dry-powder capsule inhaler

21
Q

common side effects of anticholinergics

A

dries everything up (constipation and dry mouth)

22
Q

related to caffeine, stimulates SNS and increases respirations and heart rate
relaxes smooth muscle of bronchi and bronchioles increasing cAMP promoting bronchodilation

A

methylxanthines

23
Q

do methylxanthines have a wide or narrow therapeutic range

A

narrow (5-15 mcg/mL)
toxicity greater than 20

24
Q

why monitor vital signs administering bronchodilators

A

because of the stimulation of the SNS

25
Q

given in response to an allergen
reduce inflammatory process and decrease bronchoconstriction

A

leukotriene receptor antagonists

26
Q

example of a leukotriene receptor antagonist

A

montelukast (singulair)

27
Q

is montelukast used for maintenance or rapid

A

maintenance (use as prescribed and not recommended for acute attacks)

28
Q

used for antiinflammatory effects and should not be used chronically

A

glucocorticoids (steroids)

29
Q

how are glucocorticoids usually administered for asthma or COPD and why is this a good thing

A

inhaler = no systemic effects
maintenance

30
Q

inhibits histamine release (inflammation) preventing asthmatic attacks from trigger

A

cromolyn
maintenance

31
Q

cromolyn are usually used in children or adults

A

children

32
Q

used in mild to moderate acute exacerbations of chronic bronchitis from infectious causes

A

antimicrobials

33
Q

example of an antimicrobial

A

trimethoprim-sulfamethoxazole (bactrim)