Midterm Exam:NR572/ NR 572 (2023/ 2024
New Update) Advanced Acute Care
Management Exam Review |Week 1-4|
Questions and Verified Answers| 100% Correct- Chamberlain
QUESTION
hypovolemic shock ("low tank")
Answer:
A condition in which low blood volume, due to massive internal or exte...
Midterm Exam:NR 572/ NR 572 (2023/ 2024 New Update) Advanced Acute Care Management Exam Review |Week 1-4| Questions and V erified Answers | 100% Correct - Chamberlain QUESTION hypovolemic shock ("low tank") Answer: A condition in which low blood volume, due to massive internal or external bleeding or extensive loss of body water, results in inadequate perfusion. -imagine that the heart is an empty tank. With less circulating blood volume, preload and stroke volume drops resulting in low cardiac output. An increase in systemic vascular resistance (SVR), or vascular tone, occurs to maintain mean arterial pressure (MAP) and perfusion to the vital organs QUESTION clinical features of hypovolemic shock Answer: Hypotension, tachycardia Weak thready pulse Cool, pale, moist skin Decreased urinary output (UOP) QUESTION hemodynamic pattern in hypovolemic shock Answer: Decreased preload Decreased diastolic filling Decreased MAP Decreased cardiac output (CO) Increased SVR QUESTION cardiogenic shock ("pump dysfunction") Answer: there is a primary failure in the right or left ventricle (pump) resulting in decreased cardiac output (CO). QUESTION causes of cardiogenic shock Answer: acute myocardial infarction MI valvular Heart Disease cardiac Arrhythmias cardiomyopathy QUESTION clinical features of cardiogenic shock Answer: Hypotension, tachycardia Weak thready pulse Cool, pale, moist skin UOP<30 mL/hr Tachypnea QUESTION hemodynamic pattern in cardiogenic shock Answer: Significantly decreased CO Significantly increased SVR Increased preload Increased diastolic filling Decreased systolic and diastolic function QUESTION cardiogenic shock d/t R sided heart failure can presents as Answer: Peripheral edema Hepatomegaly Increased jugular vein distention (JVD) Tricuspid regurgitation QUESTION cardiogenic shock d/t L sided heart failure can presents as Answer: Crackles or wheezing Displaced point of maximal impulse (PMI) Left -sided heart murmurs QUESTION obstructive shock Answer: Shock that occurs when there is a block to blood flow in the heart or great vessels, causing an insufficient blood supply to the body's tissues. the heart is functional but there is an obstruction of outflow. QUESTION causes of obstructive shock Answer: cardiac tamponade massive pulmonary embolism tension pneumothorax QUESTION clinical features of obstructive shock Answer: Hypotension, tachycardia Weak thready pulse Cool, pale, moist skin UOP<30 mL/hr Tachypnea QUESTION hemodynamic pattern in obstructive shcok Answer: Increased preload Significantly decreased CO Increased SVR QUESTION obstructive shock tends to mirror finds in what other kind of shock? Answer: car- diogenic QUESTION obstructive shock - cardiac tamponade - specific findings Answer: Muffled heart tones Pulsus paradoxus QUESTION obstructive shock - massive PE - specific findings Answer: Clinical signs of deep vein thrombosis (DVT) in one or more extremities or recent diagnosis of DVT QUESTION obstructive shock - tension pneumo - specific findings
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