The p wave is caused by - Study guides, Class notes & Summaries

Clinical Guidelines in Primary Care 4th Edition Testbank Hollier Test Bank/StudyGuide AII CHAPTERS IN THIS TEST BANK Chapter 1 Cardiovascular Disorders MULTIPLE CHOICE 1.The nurse is aware that the muscle layer of the heart, which is responsible for the hearts contraction, is the: a. endocardium. b. pericardium. c. mediastinum. d. myocardium. ANS: D The myocardium is the specialized muscle layer that allows the heart to contract. 2.The nurse clarif...

Ivy tech APHY 102 Midterm Exam With 100% Correct Answers 2023

Critical Care Exam 1 Questions and Answers 100% Pass P wave - Correct Answer ️️ -Depolarization of the atria PR interval - Correct Answer ️️ --Normal is 0.12 to 0.2 seconds - onset of atrial depolarization until onset of ventricular polarization QRS complex - Correct Answer ️️ --Normal is 0.06 to 0.11 seconds -Ventricular depolarization -systole T wave - Correct Answer ️️ --appears after QRS complex - Ventricular repolarization -Spiked T-wave occurs with hyperkalemia U...

Exam 3: NUR 3219C (Latest Update) Adult Acute Conditions | Exam Prep Questions and Verified Answers- Grade A -100% Correct Q: The part of the vascular system responsible for hemostasis is the a. thin capillary vessels. b. endothelial layer of the arteries. c. elastic middle layer of the veins. d. smooth muscle of the arterial wall. Answer: b. endothelial layer of the arteries. Q: When a person's blood pressure rises, the homeostatic mechanism to compensate for an elevat...

ACLS Practice Exam ( Updated 2024 ) Complete Questions & Answers (Solved) 100% Correct 1. Some clues for PEA caused by acidosis (hydrogen ion) would be allof the below except: clues for PEA caused by acidosis (hydrogen ion) wouldbe all of the below *except:* 1. recent trauma 2. history of diabetes 3. renal failure 4. smaller-amplitude QRS complexes Answer: 1 (Recent trauma, think about H's and T's) 2. Recommended treatment to reverse PEA caused by acidosis is: 1. adequate ventilati...

Comprehensive CRNA Interview Review Accurate responses are given. Comprehensive CRNA Interview Review Norepinephrine Mechanism of Action (MOA) A1, A2, B1 agonist. Primary agent used in distributive shock because it's ability to recruit venous volume and augment preload, while increasing arterial tone, and increasing cardiac output. Alpha one causing peripheral smooth muscle contraction. (low dose venous, high dose venous and arterial). Alpha 2 adrenoreceptor agonism actually ant...

NREMT - Cardiology & Resuscitation Exam 2023 (100% Correct Answers) A 9-year-old male complains of pain in the middle of his chest. He tells you that the pain increases with deep inspiration. His mother tells you that he has had frequent coughing for the past week. She denies any other medical history and tells you he is up-to-date with his vaccinations. His lungs are clear to auscultation. His vital signs are P 110, R 18, BP 110/70, and SpO2 is 97% on room air. You should suspect: A. c...

1. A nurse is assessing a client who is 12hr postoperative following a colon resection. Which of the following findings should the nurse report to the surgeon? a. Heart rate 90/min b. Absent bowel sounds c. Hgb 8.2 g/dl d. Gastric pH of 3.0 Rationale: Normal Hgb is 13-18M g/dl, 12-16 g/dl. This may indicate a possible hemorrhaging. 2. A nurse is caring for a client who has diabetes insipidus. Which of the following medications should the nurse plan to administer? a. Desmopressin b. Reg...

Sinus Arrhythmia - ️️Rate: increases on inspiration, decreases on expiration Rhythm: *Always has irregular rhythm* P waves?: yes PR interval: normal QRS: normal Significance: usually a normal finding and usually is *not treated* Sinus Tachycardia - ️️Rate is >100/min (usually below 160) Rhythm is regular P wave present PR interval: normal 0.12-0.20 QRS complex:normal 0.6-0.10 Interpretation: correct the underlying cause, adminster beta blockers or calcium channel blockers....

1. A nurse is assessing a client who is 12hr postoperative following a colon resection. Which of the following findings should the nurse report to the surgeon? a. Heart rate 90/min b. Absent bowel sounds c. Hgb 8.2 g/dl d. Gastric pH of 3.0 Rationale: Normal Hgb is 13-18M g/dl, 12-16 g/dl. This may indicate a possible hemorrhaging. 2. A nurse is caring for a client who has diabetes insipidus. Which of the following medications should the nurse plan to administer? a. Desmopressin b. Reg...