Chronotropic Samenvattingen, Aantekeningen en Examens

Final Exam: NR224/ NR 224 Fundamentals – Skills Final Exam Review| Comprehensive Guide with Verified Answer| (2023/2024) Latest Update| 100% Correct |Chamberlain Q: A nurse is explaining to a group of nursing students the various factors that can affect a client's heart rate. List 5 factors that can cause tachycardia and 5 factors that can cause bradycardia. Answer: Tachycardia: -Exercise -Fever/heat -Anxiety -Loss of blood -Positive chronotropic drugs Bradycardia: -Hypothermia ...

Test Bank - Applied Pathophysiology for the Advanced Practice Nurse 1ST Edition Lucie By Dlugasch, Lachel Story | Complete 2023/2024. A 50-year-old man is having an acute myocardial infarction and will be administered recombinant tissue plasminogen activator (t-PA). The medication activates plasminogen in order to: A) decrease platelet adhesion. B) increase clotting time. C) promote fibrinolysis. D) promote coronary vasodilation. Ans: C Complexity: Easy Ahead: Hematopoietic System Subj...

The nurse is aware that adrenergic drugs produce effects similar to which of these nervous systems? a. Central nervous system b. Somatic nervous system c. Sympathetic nervous system d. Parasympathetic nervous system correct answer: ANS: C Adrenergic drugs mimic the effects of the sympathetic nervous system. When an adrenergic drug stimulates beta1-adrenergic receptors, the result is an increased force of contraction, which is known as what type of effect? a. Positive inotropic b. Anti...

Patho Hesi Review Questions and Answers Already Passed A dissecting aneurysm is dangerous due to the fact that there is a tear in which layer of the vessel wall? Inner, middle, outer. medial layer- allows blood to seep into the middle layer A Pulmonary embolus can cause what kind of shock? obstructive shock A patient has type II diabetes, what symptoms should he expect? Select all that apply A. Extreme Hunger B. Excessive thirst C. Polyuria D. Salt craving E. Quick accumulation of fat A, ...

Absolute Contraindications to Exercise Testing - ANSWER • A recent significant change in the resting ECG suggesting significant ischemia, recent MI (within 2 d), or other acute cardiac event • Unstable angina • Uncontrolled cardiac dysrhythmias causing symptoms or hemodynamic compromise • Symptomatic severe aortic stenosis • Uncontrolled symptomatic heart failure • Acute pulmonary embolus or pulmonary infarction • Acute myocarditis or pericarditis • Suspected or known di...

Pharmacokinetics - Answer-When a drug enters the body Pharmacodynamics - Answer-How drugs exert effects 7 Routes of Administration - Answer-Oral, IV, IM, SC, intraperitoneal, intraarterial, intradermal Agonist, Partial Agonist, and Antagonist - Answer-Perfect Fit, Almost Fits, Blocks Action Affinity vs. Efficacy - Answer-How well it binds to receptor (Agonist vs. Antagonist) vs. how well the drug performs Trade Name Vs. Genetic Name - Answer-Trade - patented name (rimadyl) vs. Genetic - u...

NCLEX PN ACTUAL 2023 EXAM Questions Test Bank (NCLEX-PN) (2023 Update) WITH Questions and ANSWERS Exam A QUESTION 1 To appropriately monitor therapy and client progress, the nurse should be aware that increased myocardial work and O2 demand will occur with which of the following? A. Positive inotropic therapy B. Negative chronotropic therapy C. Increase in balance of myocardial O2 supply and demand D. Afterload reduction therapy Correct Answer: A Section: Questions Set A Explanatio...

NUR 652 Final Exam Study Questions with Answers All Correct 2023. Why are nitrate-free periods every 24 hours necessary for the patient on nitroglycerin therapy? To inhibit the development of tolerance What does a low level of thyroid-stimulating hormone indicate? Hyperthroidism What would be the best option to treat a newly diagnosed patient with a low TSH level with? Propanolol (Inderal) Spironoaldactone (Aldactone) has what mechanism of action (MOA)? Aldosterone antagonist Heparin exer...

Dobutamine- Chronotropic correct answers Used to treat cardiogenic shock Cardiac output, preload, and contractility Venous vasodilator Inotropic medication Use when systolic is 70-100 Dopamine- Chronotropic correct answers Used to treat shock Vasoconstrictor Cardiac output, afterload, and contractility Inotropic medication Use when systolic is <70 and with signs of shock, bradycardia, hypotension Dose: 2-20 mcg/kg/min infusion titrated based on clinical re...

In assessing a patient before administration of a cardiac glycoside, the nurse knows that what condition can predispose a patient to digitalis toxicity? A. Hypokalemia B. Hyperkalemia C. Hypocalcemia D. Hypernatremia correct answer: A. Hypokalemia; control ventricular response to atrial fibrillation and a derived from foxglove. Digoxin is the only available cardiac glycoside---positive inotropic---inhibits sodium potassium pump (adenosine tripphophatase) Sodium and calcium rise. Cholinergic...