Svr Study guides, Class notes & Summaries

Chapter 66: Shock, Sepsis, and Multiple Organ Dysfunction Syndrome Test Bank MULTIPLE CHOICE 1. A 78-kg patient with septic shock has a urine output of 30 mL/hr for the past 3 hours. The pulse rate is 120/minute and the central venous pressure and pulmonary artery wedge pressure are low. Which order by the health care provider will the nurse question? a. Give PRN furosemide (Lasix) 40 mg IV. b. Increase normal saline infusion to 250 mL/hr. c. Administer hydrocortisone (Solu-Cortef) 100 ...

BKAT Critical Care Review (2022/2023) Rated A+ Normal Central Venous Pressure (CVP) range 2-8 mmHg Normal Pulmonary Artery Occlusion Pressure (PAOP) range 6-12 mmHg Normal Pulmonary Artery Systolic (PAS) range 20-30 mmHg Normal Pulmonary Artery Diastolic (PAD) range 5-15 mmHg Normal Pulmonary Artery Mean (PAM) 11-20 mmHg Normal Systemic Vascular Resistance (SVR) range 800-1200 mmHg Preload volume left in the left ventricle at the end of diastole What is preload affected by? venous return ...

What is the formula for calculating cardiac output? A. CO= PA-1 SVC B. CO= AO x PA C. CO= HR x SV CORRECT ANSWERS: C. CO= HR x SV Stroke volume is... A. Related to preload B. Related to afterload C. The same as ejection fraction CORRECT ANSWERS: A. Related to preload Preload is most impacted by... A. Mean arterial pressure B. Increased filling volumes C. Ejection fraction CORRECT ANSWERS: B. Increased filling volumes A patient with chronic untreated hypertension would ...

2024 PCCN EXAM WITH 200 ACTUAL QUESTIONS AND CORRECT ANSWERS WITH RATIONALES ALREADY GRADED A+/ PCCN EXAM LATEST VERSION (BRAND NEW!!) The two major components that determine blood pressure are: A. systemic vascular resistance (SVR) (afterload) and cardiac output B. contractility and SVR (afterload) C. preload and SVR (afterload) D. contractility and SVR (afterload) - ANSWER-A. SVR (afterload) and cardiac output The equation for BP is: BP = SVR x cardiac output. BP is determined by ...

BKAT Exam (verified Answers) Graded A+ 2023. What to do first if patient has chest pain. - correct answer Rest! ECG changes in an acute MI - correct answer ST elevation in 2 or more contiguous leads. Ischemia d/t full thickness loss of muscle. EMERGENCY. Inferior leads - correct answer II, III, aVF. RCA occlusion. Septal leads - correct answer V1 & V2. Anterior leads - correct answer V1 - V4. LAD lesion. Lateral leads - correct answer V5, V6, I, and aVL. Circumflex lesion. Cardiac enzyme...

What to do first if patient has chest pain. - Answer- Rest! ECG changes in an acute MI - Answer- ST elevation in 2 or more contiguous leads. Ischemia d/t full thickness loss of muscle. EMERGENCY. Inferior leads - Answer- II, III, aVF. RCA occlusion. Septal leads - Answer- V1 & V2. Anterior leads - Answer- V1 - V4. LAD lesion. Lateral leads - Answer- V5, V6, I, and aVL. Circumflex lesion. Cardiac enzymes - Answer- Troponins, CK-MB, and CK Changes in CK - Answer- Rise: 3-6 hou...

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 meds. The...

What is the formula for calculating cardiac output? CORRECT ANSWERS: CO= HR x SV What is stroke volume related to? CORRECT ANSWERS: preload Preload is most impacted by..... CORRECT ANSWERS: Increased filling volumes A patient with chronic untreated hypertension would demonstrate.... CORRECT ANSWERS: Increased afterload Vascular resistance/pressure is most influenced by.... CORRECT ANSWERS: Radius of the vessel The formula for BP is.... CORRECT ANSWERS: BP = CO x SVR What ...

Normal Central Venous Pressure (CVP) range 2-8 mmHg Normal Pulmonary Artery Occlusion Pressure (PAOP) range 6-12 mmHg Normal Pulmonary Artery Systolic (PAS) range 20-30 mmHg Normal Pulmonary Artery Diastolic (PAD) range 5-15 mmHg Normal Pulmonary Artery Mean (PAM) 11-20 mmHg Normal Systemic Vascular Resistance (SVR) range 800-1200 mmHg Preload volume left in the left ventricle at the end of diastole What is preload affected by? venous retu...

minimum urine output for adult 0.5mL/kg/hr ADH (antidiuretic hormone) - water retainer - vasoconstrictor (also called Vasopressin) - produced by hypothalamus - store and released from posterior pituitary ADH pathway - hypothalamus senses low blood volumed and increased serum osmolality - signal pituitary to release ADH - ADH causes kidney to retain water - water retention increases blood volume and decreases serum osmolality ANP (atrial natriuretic peptide) -...

ST elevation is associated with - ANSWER-myocardial injury ST depressions is associated with - ANSWER-Ischemia, old infarction, digitalis toxicity Q wave with ST elevation - ANSWER-Acute injury Q wave with ST depression - ANSWER-Indeterminate Q wave without ST changes - ANSWER-Old infarction Coronary Artery Occlusion: Anterior - ANSWER-LAD Coronary Artery Occlusion: Inferior - ANSWER-RCA Coronary Artery Occlusion: Posterior - ANSWER-LCX or RCA Coronary Artery Occlusion: L...