Chronotropic Study guides, Class notes & Summaries

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...

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...

ACSM CEP Exam Questions and Answers Latest Update Graded A+ Absolute Contraindications to Exercise Testing • 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 • A...

PN 140: Test 1 NCLEX Practice Questions with Correct Answers The immobilized patient asks why the nurse is encouraging deep breaths and coughing every couple of hours. What is the nurse's best response? A. "Coughing will help strengthen the chest muscles." B. "Coughing helps strengthen the abdominal muscles." C. "Coughing helps move secretions up the bronchial tree gradually." D. "Coughing encourages the rapid and sudden expulsion of large amounts of mucus." - Correct Answer D. ...

Which patient is most at risk for developing delirium? a. A 50-yr-old woman with cholecystitis b. A 19-yr-old man with a fractured femur c. A 42-yr-old woman having an elective hysterectomy d. A 78-yr-old man admitted to the medical unit with complications related to heart failure - Answer-D You are caring for a patient who is experiencing delirium due to a lack of sleep. Which of the following nursing interventions would be *inappropriate* in treating this patients' condition? a. You tr...

Which patient is most at risk for developing delirium? a. A 50-yr-old woman with cholecystitis b. A 19-yr-old man with a fractured femur c. A 42-yr-old woman having an elective hysterectomy d. A 78-yr-old man admitted to the medical unit with complications related to heart failure - Answer-D You are caring for a patient who is experiencing delirium due to a lack of sleep. Which of the following nursing interventions would be *inappropriate* in treating this patients' condition? a. You tr...

CEN Study Latest Exam| Questions With Verified Answers Rated A 2024 What are the 3 signs of cushings triad? Correct Answer: 1) Widening Pulse Pressure (or hypotension) 2) Bradycardia 3) Irregular Breathing Patterns What is the 2 most concerning causes of a widening pulse pressure? Correct Answer: 1) Aortic Aneurysm 2) Aortic Dissection Which peripheral nervous system increases heart rate? Correct Answer: Sympathetic Which peripheral nervous system decreases heart rate? Correct Answ...

The nurse monitors a patient receiving digoxin closely for toxicity when which other medication is prescribed? Furosemide (Lasix) Antibiotics Acetylsalicylic acid (aspirin) Potassium supplements ~~> Furosemide (Lasix) Which action of ACE inhibitors results in effective treatment of heart failure? 2 | P a g e | © copyright 2024/2025 | Grade A+ Master01 | September, 2024/2025 | Latest update Increased preload Increased aldosterone Increased afterload Increased cardiac output ...

Exam 3: NSG554 / NSG 554 (Latest 2024 / 2025 Update) - Nurse Practitioners in Primary Care I Exam Review | Complete Guide with Questions and Verified Answers | All Modules Covered |100% Correct | Grade A - Wilkes Q: When to use exercise stress test NOT for detection of ischemia in asymptomatic patients with no hx revascularization. IS used to assess CAD in pts with c/p or DOE with intermediate risk of ACS ALSO shows patient's functional capacity which is a predictor of future cardiac events Q: ...

EKG Practice Test With Correct Answers What is the force the heart has to push against? Correct Answer: Afterload What is the point of the heart that points inferiorly toward the left hip? Correct Answer: apex of the heart The top chambers of the heart that are separated by interatrial septum are called? Correct Answer: atria This is located b/t the atria and ventricles Correct Answer: Atrioventricular valve AKA: AV valve The valves of the heart are..... Correct Answer: flaps of...