Electrocardiography for Healthcare Professionals 5Th Edition by Booth Test Bank . QUESTIONS WITH CORRECT AND VERIFIED ANSWERS. GEADED A+.

Electrocardiography for Healthcare Professionals 5Th Edition by Booth Test Bank . QUESTIONS WITH CORRECT AND VERIFIED ANSWERS. GEADED A+. Sample Test Electrocardiography for Healthcare Professionals, 5e (Booth) Chapter 3 The Electrocardiograph 1) The ECG waveform is indicative of: 1. A) how the heart is functioning electrically. 2. B) abnormal heart valve conditions. 3. C) the contraction of heart muscles. 4. D) the heart’s pumping capability. Answer: A Explanation: The ECG waveform indicates how the heart is functioning electrically. Difficulty: 1 Easy Topic: Producing the ECG Waveform Learning Objective: 03.01 Explain the three types of leads and how each is recorded. Bloom’s: Remember Accessibility: Keyboard Navigation 2) The Einthoven triangle is formed by the following three limb leads: 1. A) right arm, left arm, right leg. 2. B) right leg, left arm, left leg. 3. C) right arm, left arm, left leg. 4. D) right leg, left leg, right arm. Answer: C Explanation: The Einthoven triangle is formed by the leads from the right arm, left arm, and left leg. Difficulty: 2 Medium Topic: Producing the ECG Waveform Learning Objective: 03.01 Explain the three types of leads and how each is recorded. Bloom’s: Remember Accessibility: Keyboard Navigation ABHES: 3.c Apply medical terminology for each specialty 3) Which of the following is not a type of lead used in a 12-lead ECG? 1. A) Bipolar 2. B) Unipolar 3. C) Chest 4. D) Abdomen Answer: D Explanation: Bipolar, unipolar, and the chest leads are all types of leads in a 12-lead ECG. Difficulty: 2 Medium Topic: Producing the ECG Waveform Learning Objective: 03.01 Explain the three types of leads and how each is recorded. Bloom’s: Remember Accessibility: Keyboard Navigation 4) Which of the following is not considered a bipolar lead? 1. A) Lead I 2. B) Lead II 3. C) aVR 4. D) Lead III Answer: C Explanation: Leads I, II, and III are known as bipolar leads because they measure the flow of electrical current in two directions at the same time. Difficulty: 3 Hard Topic: Producing the ECG Waveform Learning Objective: 03.01 Explain the three types of leads and how each is recorded. Bloom’s: Remember Accessibility: Keyboard Navigation ABHES: 3.c Apply medical terminology for each specialty 5) The V1 lead should be placed at the: 1. A) fourth intercostal space, left sternal border. 2. B) fifth intercostal space at the midclavicular line. 3. C) fifth intercostal space, midaxillary line. 4. D) fourth intercostal space, right sternal border. Answer: D Explanation: Lead V1 is placed in the fourth intercostal space, at the right sternal border. Difficulty: 2 Medium Topic: Producing the ECG Waveform Learning Objective: 03.01 Explain the three types of leads and how each is recorded. Bloom’s: Remember Accessibility: Keyboard Navigation ABHES: 8.e Perform specialty procedures including but not limited to minor surgery, cardiac, respiratory, OB-GYN, neurological, and gastroenterology 6) For the proper placement of V3, you must have placed which other two leads on the patient’s chest? 1. A) V2 and V4 2. B) V2 and V5 3. C) V5 and V4 4. D) V4 and V6 Answer: A Explanation: Lead V3 is placed halfway between V2 and V4. Difficulty: 2 Medium Topic: Producing the ECG Waveform Learning Objective: 03.01 Explain the three types of leads and how each is recorded. Bloom’s: Remember Accessibility: Keyboard Navigation ABHES: 8.e Perform specialty procedures including but not limited to minor surgery, cardiac, respiratory, OB-GYN, neurological, and gastroenterology 7) Unipolar leads include all the lead types except: 1. A) standard leads. 2. B) augmented leads. 3. C) chest leads. 4. D) precordial leads. Answer: A Explanation: The augmented and chest (precordial) leads are unipolar; they measure in one direction only. Difficulty: 2 Medium Topic: Producing the ECG Waveform Learning Objective: 03.01 Explain the three types of leads and how each is recorded. Bloom’s: Remember Accessibility: Keyboard Navigation ABHES: 3.c Apply medical terminology for each specialty 8) To obtain a 12-lead ECG tracing, you must apply how many lead wires and electrodes to the patient? 1. A) 8 2. B) 12 3. C) 10 4. D) 3 Answer: C Explanation: A 12-lead ECG is recorded using 10 lead wires, which provide the 12 different views for the 12-lead tracing. Difficulty: 2 Medium Topic: Producing the ECG Waveform