Activity on node - Study guides, Study notes & Summaries

The valve between the right atrium and right ventricle is named because it has _____. - answers-three cusps A small patch of tissue called the _____ acts as the pacemaker of the heart. - answers-sinoatrial node _____ samples the blood in each heart chamber for oxygen content and pressure. - answers-cardiac catheterization The simplest form of atherosclerosis is _____, which are thin, flat discolorations in the arteries that can enlarge and become thicker as they grow in length. - answer...

Excitability correct answers the ability of non-pacemaker heart cells to respond to an electrical impulse that begins in pacemaker cells. Depolarization correct answers occurs when the normally negatively charged cells within the heart muscle develop a positive charge. Conductivity correct answers 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:...

RNAS C Practice Test Review 437 Questions with Verified Answers A capacitor and resisitor in parallel - CORRECT ANSWER will have same voltage across since in parallel. if in series, voltage drops would occur they can be treated together If the absolute pressure of a gas is increased from 3 atm to 4 atm at constant volume, then the absolute temperature of the gas will increase by: A. 25%. B. 33%. C. 67%. D. 75% - CORRECT ANSWER B. Assuming the validity of the Ideal-Gas law, PV = n...

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 depol...

Anatomy and Physiology HESI A2 Admission Assessment 4th edition 154 Questions with Verified Answers Medial -CORRECT ANSWER toward the midline Lateral -CORRECT ANSWER away from the midline Proximal -CORRECT ANSWER closer to point of attachment Distal -CORRECT ANSWER farther away from point of attachment What plane divides the body into superior and inferior portions? -CORRECT ANSWER transverse plane What plane divides the body into left and right halves? -CORRECT ANSWER Sagitt...

1 CPSGT PT.1 EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+ Informed consent may be _________, ________, or _________. Correct Answer: written, verbal or implied. List 5 Basic Principles of informed consent Correct Answer: 1. PT has the right to information 2. Questions regarding diagnosis or treatment should be referred to physician 3. Risks and discomforts to patients should be listed. 4. Participation in all procedures is voluntary. 5. Consent may be signed by...

BKAT ICU Post Test Questions and Answers 2023, Graded A+ Nitroprusside purpose decreases preload and afterload by vasodilation (mainly afterload) Dobutamine mechanism of action contractility Dopamine at a low-end dose "renal dose" 0.5-4mcg/kg/min increases renal and mesentric perfusion Dopamine at a mid-range dose 4-10mcg/kg/min increases contractility and heart rate Dopamine at a high-range dose greater than 10mcg/kg/min vasoconstriction and increases BP ...

WGU C722 FINAL EXAM!! Q&A – PROJECT MANAGEMENT (Guaranteed Score A+) Three essential drivers that must be achieved to generate positive characteristics in project teams *** Cohesiveness, Trust, Motivation The five stages Dr. Bruce Tuckman (1965) introduced of group development *** Forming, Storming, Norming, Performing, Adjorning Forming *** In this stage, team members may be meeting for the first time. Often, no one really knows much about anyone else on the team. It may be prematur...

Chapter 1 Perspectives on Maternal and Child Health Care 1 . The United States ranks 50th in the world for maternal mortality and 41st among industrialized nations for infant mortality rate. When developing programs to assist in decreasing these rates, which factor would most likely need to be addressed as having the greatest impact? A) Resolving all language and cultural differences B) Assuring early and adequate prenatal care C) Providing more extensive womens shelters D) Encoura...

Exam 2: BIO 202/ BIO202 (Latest 2024/ 2025 Update) Human Anatomy and Physiology II|| 100% Correct| Grade A (Verified Answers)- GCU Q: "partial obstruction of coronary blood flow can cause chest pain, pain caused by ischemia, often activity dependent"? Answer: Angina Pectoris Q: "Complete obstruction causes death of cardiac cells in affected area, pain or pressure in chest that often radiates down left arm"? Answer: Myocardial Infraction Q: "Vessels that ha...