Nur 145 - Study guides, Class notes & Summaries

NUR 145 P1 LONG EXAM 2023-2024 QUESTIONS AND ANSWERS 100% CORRECT.

Sinoatrial (SA) node pacemaker of the heart Atrioventricular (AV) node the secondary pacemaker of the heart Depolarization electrical activation of a cell caused by the influx of sodium into the cell while potassium exits the cell Repolarization return of the cell to resting state, caused by reentry of potassium into the cell while sodium exits the cell. Refractory periods 1) effective (absolute) refractory period: the cell is completely unresposive to any electrical stimulus; it is incapabl...

Discuss basic anatomy and physiology of blood, bone marrow and blood cells -blood: produced in bone marrow, liver, spleen (hematopoiesis)/made of plasma, cells, albumin, globulin, fibrinogen, electrolytes, waste products and nutrients -bone marrow: within are stem cells which differentiate into myeloid/lymphoid cells -blood cells: wbc (leukocyte), neutrophil, monocyte, eosinophil, basophil, lymphocyte,t lymphocyte, b lymphocyte, plasma cell, rbc (erythrocyte), platelet (thrombocyte) Hematopoe...

3 Phases of Surgery Preoperative, post operative, intraoperative Characteristics of calcium deficiency muscle cramps, hypotension, decreased Cardiac output, neuro changes, dysphagia Characteristics of calcium excess hypertension, EKG changes, muscle/ joint pain, nausea, thirst, dehydration, constipation Normal Calcium level 9.0-10.5 mg/dL Normal Potassium level 3.5- 5 Excessive Potassium level characteristics cardiac dysrhythmias, death, twitching, muscle weakness Lower Potassium Levels ch...

NUR 145 Bioethics PAPER 1 Final Exam Questions with Answers 2023 | 2024 (Correct Answers) A nurse in the labor room is performing a vaginal assessment on a pregnant client in labor. The nurse notes the presence of the umbilical cord protruding from the vagina. Which of the following would be the initial nursing action? A. Place the client in Trendelenburg’s position B. Call the delivery room to notify the staff that the client will be transported immediately C. Gently push the cord into...

NUR 145 - Module A Practice Q

NUR 145 Final E

NUR 145 RAD BLOCK EXAM PART 1 QUESTIONS WITH ANSWERS

NUR 145 RAD BLOCK EXAM PART 1

Dysrhythmia (sometimes called arrhythmia) occurs when there is a disturbance of the normal electrical conduction, resulting in an abnormal heart muscle contraction or heart rate. Conduction system or electrical system, of the heart is the anatomic structure that controls the sequence of muscle contractions so that an optimal volume of blood is pumped from the heart with each beat. See Fig 24-1, pg. 387 The normal electrical conduction pathway in the heart starts with the firing of which compon...