What increases preload - Study guides, Class notes & Summaries

BSNC 6000 Module 1 Midterm Review Questions What are the effects of hypertension on macrocirculation? - Answer--Hypertension causes injury to the endothelial layer of the arteries which leads to plaque formation. Plaque restricts blood flow and can lead to ischemia. Plaque also weakens artery walls thereby increasing the risk of an aneurysm -Hypertension increases resistance to blood flow to the tissues. As a result, the heart pumps harder to overcome the resistance. A chronic increase in the...

ACLS Exam 2024/25 Questions and Answers 100% Solved… Grade A+ Which class of medications commonly given to patients with acute coronary syndromes may be adversely affected by morphine administration A. Phosphodiesterase inhibitors B. Oral antiplatelet medications C. Beta blockers D. Calcium channel blockers Oral antiplatelet medications What is a benefit of morphine when given for the management of acute coronary syndromes? A. Central nervous system analgesia B. Increases sy...

Pacemaker o :# SA Node Backup to SA node Impulse pauses to prevent simultaneous contraction of the atria and ventricles o :# AV Node Why is the SA node the primary pacemaker? o :# The SA node has the highest intrinsic rate of any cardiac tissue Intrinsic rate of SA node o :# 60-70 per minute Intrinsic rate of AV node o :# 50 per minute Intrinsic rate of myocardium o :# 30 per minute The wave of contraction or depolarization moves from the endocardium to the 2024/2025 2 | P a g e ...

What is systole? correct answers Contraction of the myocardium resulting in the ejection of blood from the ventricles What is diastole? correct answers Relaxation of the myocardium allowing for filling of the ventricles What is stroke volume? correct answers Volume ejected from the ventricle with each heart beat (Approximately 70mL) What is cardiac output? correct answers Volume of blood pumped by each ventricle in 1 minute What is the equation to calculate cardiac output? correct a...

PCCN EXAM Questions With 100% Verified Answers Latest Update 2024/2025 (GRADED) A post-STEMI (ST elevation myocardial infarction) patient is started on an angiotensin-converting enzyme (ACE) inhibitor during his hospital stay. Which of the following is the most common serious side effect that may occur? A. a nonproductive cough B. pedal edema C. swelling of the tongue and face D. rhinorrhea C. swelling of the tongue and face Although all of the answers may occur, swelling og the tongue a...

S1 Lub - start of systole Closure of AV (Mitral and tricuspid) S2 Dub Closure: Aortic and pulmonic louder with PE S3 heart failure and cor pulmonale, mitral, aortic, tricuspid insufficiency/regurg S4 cause by atrial contraction (not in afib) HTN, MI, aortic stenosis, and ventricular hypertrophy Insufficiency (regurg) occurs when valve is _______? Stenosis occurs when valve is ________? Insufficiency (regurg) = closed = chronic/acute Stenosis = open = chronic Systolic Murmurs: wha...

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 ...

ATI RN MEDICAL SURGICAL PROCTORED EXAM 2019 All Questions Correctly Answered Rated A+. Endoscopy (EGD) positioning -CORRECT ANSWER left side lying Before an Endoscopy (EGD): -CORRECT ANSWER -NPO 6-8 hr -remove dentures Gastroenteritis care plan: -CORRECT ANSWER -restrict dairy, caffeine, milk -eat foods high in potassium -increase fluid intake -contact precautions In what order do you open the sterile package? -CORRECT ANSWER flap furthest from body, side flaps, then closest A nurse ha...

When administering nitroglycerin, which possible outcome does the nurse need to monitor the patient for? A. Peripheral vasoconstriction with tissue necrosis B. Increased afterload C. Peripheral vasodilation D. Increased preload - ANSWER C. peripheral vasodilation A patient is admitted to the ICU with a pulmonary artery (PA) catheter in the left internal jugular. During the nurse's shift, the PA pressure increases. What additional priority assessment does the nurse need to perform next?...

A 28-year-old woman with no past medical history presents to the emergency department with acute dyspnea. Physical exam reveals tachycardia, warm extremities, wide-pulse pressure, bounding pulses, a systolic flow murmur, exophthalmos and a neck mass. Which of the following is the most likely diagnosis? - High Output Heart Failure 2ndary to Thyrotoxicosis! A 32-year-old man presents after a syncopal episode. He was running on the track when he developed shortness of breath followed by witnes...