Chronotropic Study guides, Class notes & Summaries

NCLEX cardiac questions and answers already passed The nurse in the telemetry unit explains two nonpharmacological treatments such as ___________, or ___________, can be used to treat dysrhythmias. A) ECG; pacemaker B) Cardioversion; defibrillation C) Aspirin; Plavix D) Exercise; stress test B) Cardioversion; defibrillation The more serious types of dysrhythmias are corrected through electrical shock of the heart, a treatment called elective cardioversion, or defibrillation. ...

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...

Chapter: Chapter 04 - Quiz Multiple Choice 1. Cardiac cells are able to generate an impulse to contract even without an external stimulus. This is called: A) excitability. B) action potential. C) automaticity. D) chronotropic effect. Ans: C Complexity: Easy Ahead: Anatomy and Physiology Subject: Chapter 4 Title: Cardiovascular Function 2. On an electrocardiogram (EKG), the P wave represents: A) atrial depolarization. B) ventricular depolarization. C) atrial repolarization. D) ve...

CCT PRACTICE QUESTIONS WITH VERIFIED SOLUTIONS What is ISCHEMIA lack of O2 or blood flow to the heart EKG with Ischemia inverted t wave What is STROKE VOLUME amount of blood heart is pumping out with each beat What is CARDIAC OUTPUT (SV x HR = CO) the amount of blood pumping out with each beat Equation for Cardiac Output SV x HR = CO Equation for Pulse Pressure Systolic BP - Diastolic BP= PP Double Product measures what? workload of the heart Equation for Double P...

The nurse in the telemetry unit explains two nonpharmacological treatments such as ___________, or ___________, can be used to treat dysrhythmias. A) ECG; pacemaker B) Cardioversion; defibrillation C) Aspirin; Plavix D) Exercise; stress test correct answers B) Cardioversion; defibrillation The more serious types of dysrhythmias are corrected through electrical shock of the heart, a treatment called elective cardioversion, or defibrillation. The client is scheduled for implantable car...

The nurse in the telemetry unit explains two nonpharmacological treatments such as ___________, or ___________, can be used to treat dysrhythmias. A) ECG; pacemaker B) Cardioversion; defibrillation C) Aspirin; Plavix D) Exercise; stress test correct answers B) Cardioversion; defibrillation The more serious types of dysrhythmias are corrected through electrical shock of the heart, a treatment called elective cardioversion, or defibrillation. The client is scheduled for implantable car...

Angina, MI, Aneurysms Questions (NCLEX) with Verified Answers The nurse teaches the client that the major difference between angina and pain associated with myocardial infarction (MI) is that: A) Angina is relieved with nitroglycerin and rest. B) Angina can be fatal. C) MI pain always radiates to the left arm or jaw. D) MI pain cannot be treated. A) Angina is relieved with nitroglycerin and rest. The teaching plan for a client being started on long-acting nitroglycerin includes the...

What heart sound is caused by the rapid filling of the ventricle? - 3rd An Austin Flint murmur is characterized by... (AS,AR,MS, or MR) - AR Diamond-shaped ejection murmur radiating toward the neck is associated with (AS,AR,MS, or MR) - AS What are some drugs that cause a chronotropic response - Isoproterenol and Atropine What drugs are given prior to angioplasty to avoid coronary spasm? - Ca Channel Blockers (ie. Verapamil) What converts one form of energy into another? - Transducer Wha...

Advanced Pharmacology Final Exam Review Why are nitrate-free periods every 24 hours necessary for the patient on nitroglycerin therapy? - ANSWER To inhibit the development of tolerance What does a low level of thyroid-stimulating hormone indicate? - ANSWER Hyperthroidism What would be the best option to treat a newly diagnosed patient with a low TSH level with? - ANSWER ...

Pharmacology Chapter 19: NCLEX QuestionsNonselective beta-blockers may be used to treat hypertension and A) chronic obstructive pulmonary disease (COPD). B) heart failure. C) heart block. D) supraventricular arrhythmias. - correct answer D. supraventricular dysrhythmias. An example of a cardioselective beta-blocker includes A) propranolol (Inderal). B) labetalol (Normodyne). C) atenolol (Tenormin). D) sotalol (Betapace). - correct answer C) atenolol (Tenormin). When teachi...