Sa node rate Study guides, Class notes & Summaries

PN VATI Pharmacology with 100% verified solutions A client with a digoxin level of 2.4 ng/ml has a heart rate of 39. The health care provider prescribes atropine sulfate. Which of the following best describes the intended action of atropine for this client? a. To reduce peristalsis and urinary bladder tone. b. To stimulate the SA node and sympathetic fibers to increase the rate c. To accelerate the heart rate by interfering with vagal impulses d. To dry oral and tracheobronchial secre...

CARDIAC HEALTHSTREAM TELEMETRY EXAM Q & A 2023/2024 Normal Conduction System - CORRECT ANSWER--SA Node = Primary Pacemaker of the Heart, rate of 60-100 bpm -Internodal Pathways = Pathways connecting SA Node and AV Node -AV Node = Backup pacemaker, rate of 40-60 bpm -Bundle of His = splits nerve fibers down Left & Right Sides, His-Purkinje is conduction system of heart -L & R Bundle Brancehs = lead to left & right of the myocardium -Purkinje Fibers / Network = ends of the muscle, last...

NURS 6501 / NURS6501 Midterm exam 2024 NURS 6501 / NURS6501, Advanced Pathophysiology Midterm exam | LATEST 2024 / 2025 Question 1 1 out of 1 points Autocrine stimulation is the ability of cancer cells to do what? Selected Answer: Secrete growth factors that stimulate their own growth • Question 2 1 out of 1 points A patient had a myocardial infarction that damaged the SA node, which is no longer functioning as the pacemaker of the heart. What heart rate would the healthcare provider expec...

Excitability - Answer- the ability of non-pacemaker heart cells to respond to an electrical impulse that begins in pacemaker cells. Depolarization - Answer- occurs when the normally negatively charged cells within the heart muscle develop a positive charge. Conductivity - Answer- the ability to send an electrical stimulus from cell membrane to cell membrane. As a result, excitable cells depolarize in rapid succession from cell to cell until all cells have depolarized. Ex: the wave of depolarizat...

DAANCE: ALL MODULES EXAM STUDY GUIDE 2023/2024 LATEST Pulmonary artery - CORRECT ANSWER-One of two arteries that carry venous (oxygen poor) blood from heart to lungs What type of intubation is preferred with emesis with aspiration? - CORRECT ANSWER-ETT. LMA or combitube acceptable. What emergency would a cricothyrotomy typically be performed? - CORRECT ANSWER-Airway obstruction Atropine would be given in which emergency? - CORRECT ANSWER-Symptomatic bradycardia Adenosine would be ...

UCLA EKG Test Questions And Answers, All Verified AV node rate 40-60 bpm SA node rate 60-100 bpm Purkinje fibers rate 20-40 bpm PR interval is from _ to _? beginning of P wave to beginning of Q wave QRS interval is from _ to _? beginning of Q to end of S QT interval is from _ to _? beginning of Q to end of T PR interval normal duration 0.12-0.20 s QRS normal duration 0.04-0.12 s QT interval normal duration 0.36-0.44 Normal Sinus Rhythm (N...

PCT NHA EXAM WITH 100% CORRECT ANSWERS 2023 1. The lavender-topped tube contains: a. No additive b. SPS c. Na+ citrate d. EDTA - Correct answer-d. EDTA 1. The additive in a gray-topped tube is: a. K+ oxalate b. Na+ citrate c. EDTA d. None of the above - Correct answer-a. K+ oxalate 1. Which of the needle has the largest gauge? a. 16 g b. 20 g c. 21 g d. 25 g - Correct answer-a. 16 g 1. Which of the following gauge needle is used for the typical adult venipuncture? a. 23 g b. 1...

Normal Sinus Rhythm 60-100 bpm all complexes normal and evenly spaced (P, QRS, T) Sinus Arrest - SA node doesn't fire - notice absence of P-wave for a complete cycle (a missed cycle) 00:0201:28 Sinus arrhythmia all complexes normal but rhythmically irreg - normal finding (esp in young pts) that has to do with breathing (rate: inhale-increase, exhale- decrease)

What is the most reliable method of confirming and montioring correct placement of an ET tube? - Answer- Continuous waveform capnography The upper airway consists of... - Answer- Nose, Mouth, Jaw, Oral Cavity, Pharynx, and Larynx No gas exchange occurs here __________, it's called ____________. - Answer- Nose to terminal bronchioles, anatomical dead space. (2ml/kg of inspired tidal volume) They conduct airflow towards gas exchange units. Crycothyroid membrane - Answer- between thyroid ...

INF3708 Assignment 3 (DETAILED ANSWERS)2024 - DISTINCTION GUARANTEED - DISTINCTION GUARANTEED - DISTINCTION GUARANTEED Answers, guidelines, workings and references ... Case After Sarita Chatterjee graduated with a BSc in Information Systems from the University of South Africa, she was appointed as a Business Analyst at Culinary Bargain. Culinary Bargain sells coupons for use at popular South African restaurants and earns a 25% commission on each sale. For example, if Culinary Bargain sells a R2...