Preload volume l - Study guides, Class notes & Summaries

Cardiac Davis Edge, cardio dunphy, Dunphy Cardiac Quiz, Dunphy cardiology, USM EXAM 3 DUNPHY CARDIOVASCULAR PROBLEM Solved with Rationale -While auscultating a patient's heart sounds, the nurse hears turbulent flow type sounds. Which is the most likely cause of this sound? A. Closure of the atrioventricular (AV) valves B. Closure of the semilunar valves C. MItral valve stenosis D. Murmur {{Correct Ans- Murmur Rationale: A murmur is a turbulent flow sound from the regurgitation of blood...

CCRN Questions and Answers A 56 yr-old male is admitted to the ICU with a blood pressure of 225/135 and complains of a headache and nausea. He reports he ran out of blood pressure meds three days ago, but also appears to be confused to the date and situation. What is the most appropriate treatment approach? -Correct Answer= Rapidly lower the diastolic pressure to 100 with IV antihypertensive meds, then continue to gradually reduce the diastolic pressure to 85 with oral antihypertensive m...

The circulatory system has two primary functions - ANSWER (1) delivery of oxygen, nutrients, hormones, electrolytes, and other essentials to cells; and (2) removal of carbon dioxide and metabolic wastes from cells. The circulatory system has two major divisions: - ANSWER the pulmonary circulation and the systemic circulation. The pulmonary circulation delivers blood to the lungs. The systemic circulation delivers blood to all other organs and tissues. The systemic circulation is also known...

Internal Medicine EOR Review (UPDATED TABLE GUIDE). Internal Medicine EOR Review Cardiology (20%) Angina Pectoris Stable Unstable Prinzmetal Predictable pattern* Aggravated c exertion; alleviated c rest or NTG; Caused by FIXED* plaque EKG: STd ONLY* Outpatient Setting Unpredictable pattern* New onset while RESTING*; NOT alleviated c rest EKG: STd or TWi* MUST ADMIT* Unpredictable/EPISODIC pattern* Triggered by COCAINE*, alcohol or triptans* EKG: STe +/- reciprocal changes M...

Shock Life-threatening condition in which tissue perfusion is inadequate to deliver oxygen and nutrients to support cellular function -Imbalance in supply and demand for O2 and nutrients -Affects all body systems -May develop rapidly or slowly What are three things good CO should have? Effective pump, adequate vasculature, sufficient blood volume What is the normal level of CO? 4-8 L/min Equation for CO: CO = SV x HR SV is composed of...: -preload -afterload -contractility Cardiacs index eq...

PCCN Exam Questions and Correct Answers, With Complete Verified Solution. What is the function of the cardiovascular system to drive O2 to the cell so that the cell can make ATP for energy production What is the formula for CARDIAC OUTPUT Stroke volume x Heart Rate CO = HR X SV ( Preload + Afterload + Contractility) What is the term for the amount of blood that is pumped out of the ventricle each MINUTE? Cardiac Output ( approximately 4 - 8 LPM ) What is the term for the amount of bl...

PCCN Exam All Answers What is the function of the cardiovascular system - ANSWER- to drive O2 to the cell so that the cell can make ATP for energy production What is the formula for CARDIAC OUTPUT - ANSWER- Stroke volume x Heart Rate CO = HR X SV ( Preload + Afterload + Contractility) What is the term for the amount of blood that is pumped out of the ventricle each MINUTE? - ANSWER- Cardiac Output ( approximately 4 - 8 LPM ) What is the term for the amount of blood that is pumped...

NURS 8022 Exam 3 Study Guide Latest. STRUCTURE AND FUNCTION OF THE CV AND LYMPHATIC SYSTEMS 1. Understand the basics of cardiac muscle contraction Cross-bridge cycling -Attachment of actin to myosin at the cross bridge -Myosin head molecule undergoes a position change -Causes thin filaments to slide past thick filaments (contraction) Calcium -Is stored in the tubule system and the sarcoplasmic reticulum -Enters the myocardial cell from the interstitial fluid after electrical excitatio...

CCI Echocardiography Practice Questions with Complete Solutions Which Aortic leaflet is the superior one in the PSLA Right Leaflet Name the tricuspid leaflets Posterior and Anterior The coronary arteries come off of the.. Sinus of Valsalva Name the vessels coming off the arch and the most proximal or distal. Innominate (proximal), left carotid, and the left subclavian (distal) What cardiac pathology is associated with bicuspid aortic valves? Coarctation of the Aorta Where do ...

RDCS Exam Study Guide With Verified Solutions. Pacemaker - answerSA Node Backup to SA node Impulse pauses to prevent simultaneous contraction of the atria and ventricles - answerAV Node Why is the SA node the primary pacemaker? - answerThe SA node has the highest intrinsic rate of any cardiac tissue Intrinsic rate of SA node - answer60-70 per minute Intrinsic rate of AV node - answer50 per minute Intrinsic rate of myocardium - answer30 per minute The wave of contraction or depolarizati...