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NSG 318 Exam 3 Drug Practice Questions and Correct Answers
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Digoxin Classification cardiac glycoside Digoxin use heart failure, Afib Digoxin Mode of Action ◦Inhibits sodium-potassium ATPase, promoting increased force of cardiac contraction, cardiac output, and tissue perfusion ◦Decreases ventricular rate Digoxin Therapeutic Serum Levels For heart fai...

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  • August 8, 2024
  • 19
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • nsg 318 exam 3 drug practice questions and correct
  • digoxin classification cardiac glycoside
  • digoxin use heart failure afib

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  • NSG 318
  • NSG 318

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NSG 318 Exam 3 Drug Practice
Questions and Correct Answers
Digoxin Classification ✅cardiac glycoside

Digoxin use ✅heart failure, Afib

Digoxin Mode of Action ✅◦Inhibits sodium-potassium ATPase, promoting increased
force of cardiac contraction, cardiac output, and tissue perfusion
◦Decreases ventricular rate

Digoxin Therapeutic Serum Levels ✅For heart failure - 0.5 to 1 ng/mL

Digoxin effects on the heart muscle ✅◦Increases myocardial contractility
◦Decreases heart rate
◦Decreases conduction
◦Increases cardiac output

Digoxin Contraindications ✅Vfib

Digoxin Use with Caution ✅◦Acute MI, AV block, HTN
◦Hyperthyroidism, hypothyroidism
◦Renal and hepatic dysfunction
◦Bradycardia, hypokalemia, electrolyte imbalance
◦Older adults

Digoxin Side Effects ✅◦CNS effects, GI distress
◦Blurred or yellow vision

Digoxin Adverse effects ✅bradycardia

Digoxin Life Threatening effects ✅Cardiac dysrhythmias, thrombocytopenia

Digoxin Signs of Toxicity ✅◦Anorexia, vomiting, diarrhea
◦Blurred vision, green or yellow halos
◦Bradycardia, abnormal heart rhythms

Digoxin Toxicity Antidote ✅Digoxin Immune fab

Digoxin Drug Interactions ✅◦Diuretics and cortisone
◦Increased risk for digitalis (digoxin) toxicity

,◦Antacids
Decrease digitalis (digoxin) absorption

Digoxin CAM Interactions ✅Increased digitalis levels with:
◦ginseng

Decreased absorption of digoxin:
◦St. John's wort, psyllium

Increased effects of digoxin:
◦hawthorn

Increased risk of digitalis toxicity:
◦licorice, aloe, ephedra

Types of antianginal drugs ✅-Nitrates
-Beta blockers
-Calcium channel blockers

Nitroglycerin Classification ✅antianginal

Nitroglycerin use ✅To control angina, acute MI, hypertensive crisis, pulmonary edema,
and heart failure

Nitroglycerin mode of action ✅Decreases myocardial demand for oxygen

Nitroglycerin contraindications ✅◦Increased intracranial pressure, anemia
◦Cardiomyopathy, shock

Nitroglycerin Caution ✅◦Renal or hepatic disease, acute MI, hypovolemia
◦Head trauma, pregnancy, breastfeeding

Nitroglycerin routes of administration ✅◦Sublingual, topical, aerosol spray, transdermal
patch, IV
◦Buccal and oral extended-release capsule and tablets

Nitroglycerin side effects ✅◦CNS effects including headache, hypotension, flushing,
rash
◦Syncope, diaphoresis, GI distress
◦Blurred vision, dry mouth
◦Palpitations, peripheral edema, tolerance

Nitroglycerin adverse effects ✅Orthostatic hypotension, tachycardia, paradoxical
bradycardia

, Nitroglycerin Life Threatening effects ✅Circulatory collapse

Beta Blocker action ✅◦Block beta1 and beta2 receptor sites
◦Block the action of the catecholamines
◦Epinephrine and norepinephrine
◦Decrease workload of heart and oxygen demands

Atenolol (Tenormin) classification ✅beta blocker

atenolol uses ✅HTN, angina, and prophylaxis and treatment of acute myocardial
infarction

atenolol mode of action ✅◦Selectively block beta 1-adrenergic receptor sites
◦Decreases sympathetic outflow to the periphery
◦Suppresses renin-angiotensin-aldosterone system

Atenolol contraindications and cautions ✅◦Sinus bradycardia, heart block
◦Pulmonary edema, acute bronchospasm
◦Pregnancy, lactation

caution: Renal dysfunction, diabetes mellitus

Atenolol (Tenormin) Interactions ✅◦Increased absorption with:
◦Atropine and other anticholinergic drugs
◦Decreased effects of atenolol with:
◦NSAIDs
◦Increased risk of hypoglycemia with:
◦Insulin and sulfonylureas

Atenolol side effects ✅◦CNS effects, depression
◦GI distress, cool extremities
◦Erectile dysfunction (impotence)

Atenolol adverse effects ✅Bradycardia, hypotension, heart failure, dyspnea

atenolol life threatening ✅Bronchospasm, dysrhythmias, thrombocytopenia

Calcium Channel Blockers action ✅-Relax coronary artery spasm
-Reduce cardiac workload and oxygen demands

Diltiazem (Cardizem) Classification ✅calcium channel blocker

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