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NURS 251 Exam 5 Questions with correct Answers 2024/2025( A+ GRADED 100% VERIFIED).
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NURS 251 Exam 5 Questions with correct Answers 2024/2025( A+ GRADED 100% VERIFIED).
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NURS 251 Exam 5Alveoli are responsible for the exchange of what two gases? - ANS O and CO2
Select the correct statement:
COPD consists of both emphysema and asthma
Asthma is characterized by recurrent irreversible shortness of breath
Emphysema is a disease process involving inflammation of the alveoli
Chronic bronchitis is reversible - ANS Emphysema is a disease process involving inflammation
of the alveoli
There are several chemical mediators responsible for the symptoms and complications of
asthma and copd. name the one that has a known drug therapy that has been shown to improve
patient symptoms - ANS leukotrienes
T/F: Intrinsic asthma is caused by allergies - ANS False
Asthma - ANS Bronchial narrowing causing bronchospasm and inflammation
Emphysema - ANS air spaces increase due to obstruction of alveoli walls
Chronic Bronchitis - ANS irritant cause mucus secretions to increase
Tobacco smoke is an irritant closely linked to the cause of what disease state - ANS COPD
T/S: beta adrenergic agonists work primarily via their anti inflammatory effects - ANS False,
they work as bronchodilators
Which of the following are primarily used to prevent symptoms of asthma
albuterol
ipratropium
fluticasone
tiotropium - ANS fluticasone
List the drug classes w anti inflammatory effects that are used to treat COPD and asthma -
ANS inhaled corticosteroids, leukotriene inhibitors
, T/F: anticholinergic medications are more potent bronchodilators than beta adrenergic agonists
- ANS False
Anticholinergics are considered first line treatment for... - ANS COPD
name one plant from which xanthine derivative bronchodilators are found naturally - ANS tea,
cocoa, coffee
what medication class works by inhibiting the enzyme phosphodiesterase - ANS xanthines
what medication class works by stimulating receptors in the lungs - ANS beta adrenergic
agonists
what medication class would require you to educate the pt to rinse their mouth out after each
use to prevent infection - ANS inhaled corticosteroids
what two drugs work specifically by blocking the leukotriene 1 receptors - ANS montelukast and
zafirlukast
which of the following statements is true regarding beta adrenergic agonists:
1. beta adrenergic agonists that are used to treat asthma act on beta receptors
2. beta adrenergic agonists can be used both as a rescue medication and maintenance therapy
3. possible side effects include skeletal muscle tremor and oral infection
4. salmeterol is an example of short acting beta agonist - ANS 2.
medications that block the nt acetylcholine fall into what pharmacological class - ANS
anticholinergics
provide an example of one class of bronchodilators - ANS beta adrenergic agonist- albuterol,
levalbuterol, salmeterol
anticholinergic- ipratropium, tiotropium
xanthines- theophylline
find 3 errors and specify what needs to be changed to the instructions for using a metered dose
inhaler below
1. remove cap and be careful not to shake the inhaler
2. breath out half the way
3. breath in and press down on the inhaler at the same time
4. hold breath for 10 sec
5. breath out quickly - ANS 1 should read be careful to shake
2 should read breath out all the way
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