Cardiovascular Pathophysiology

28問 • 1年前

ユーザ名非公開

通報

問題一覧

Which leads give us an ischemic detection rate up to 96%

Lead II, V4, V5

Which cardiac biomarker is least sensitive for MI?

CK-MB

What are the 3 best EKG leads to monitor intraoperative ST changes?

V3, V4, V5

Ventricular compliance is determined by which equation?

Ventricular Volume / Ventricular Pressure

______ filling pressures are required to prime the poorly compliant ventricle

Higher

Which of these increase myocardial compliance?

Aortic Insufficiency, Dilated Cardiomyopathy

Which is a compensatory mechanism in a patient with CHF?

Increased sympathetic tone

Which of these is not correct regarding physiologic adaptations with heart failure?

Up-regulation of Beta receptors

Which of the two most commonly causes hypertension?

Elevated SVR

Hypertensive patients are ______ contracted, and agents that cause myocardial depression and vasodilation will expose this state

Volume

Select the two options that can be used to reverse the vasoplegia produced by ACEI/ARBs

Vasopressin, Methylene Blue

What is the most common cause of secondary HTN?

Renal artery stenosis

Which antihypertensive class will lower BP from vasodilation and decreased SVR?

A1 antagonist

Choose the 2 drug types that target myocardium and vascular smooth muscle

Calcium channel blockers, Arteriodilators

Thiazide diuretics works by:

Inhibiting Na-Cl transporter in the distal convoluted tubule

All clinically used CCB’s bind to the alpha 1 subunit of which voltage gates calcium channels?

L-type

In order from highest to lowest, rank the ability for these CCBs to impair contractility:

Verapamil, Nifedipine, Diltiazem, Nicardipine

Identify the 2 anesthetic considerations for constrictive pericarditis:

Kussmaul’s sign is usually present, Bradycardia should be avoided

Antibiotic prophylaxis for infective endocarditis is NOT required for which pts?

Unrepaired cardiac valve disease, CABG, Coronary stent placement

Choose the following procedures that are considered “dirty” where the risk of transient bacteremia is higher:

Dental work involving gingival manipulation, Biopsy of infective lesions on skin or muscle, Respiratory procedures

Which interventions is MOST likely to precipitate hemodynamic instability in the patient with obstructive hypertrophic cardiomyopathy?

Nitroglycerin

What is the most common cause of sudden cardiac death in young athletes?

Hypertrophic cardiomyopathy

Choose the names for hypertrophic cardiomyopathy:

Obstructive hypertrophic cardiomyopathy (OHCM), Hypertrophic obstructive cardiomyopathy (HOCM), Asymmetric septal hypertrophy (ASH), Idiopathic hypertrophic subaortic stenosis (IHSS)

Priming the cardiopulmonary bypass machine with a balanced salt solution reduces all of the following EXCEPT:

Microvascular flow

Which pump is preferred for cardiopulmonary bypass?

Centrifugal Pump

Which cardiopulmonary bypass oxygenator is preferred?

Membrane oxygenator

Essentially, 1mg of protamine how many units of heparin?

100

What should the ACT be greater than to be considered adequate heparinization for bypass?

400

Pharmacology

Pharmacology

Inhaled anesthetics

Inhaled anesthetics

Pharmacology 2

Pharmacology 2

Pharmacology 3

Pharmacology 3

Anesthesia Equipment 1

ユーザ名非公開 · 22問 · 1年前

Anesthesia Equipment 1

22問 • 1年前

ユーザ名非公開

問題一覧

Which leads give us an ischemic detection rate up to 96%

Lead II, V4, V5

Which cardiac biomarker is least sensitive for MI?

CK-MB

What are the 3 best EKG leads to monitor intraoperative ST changes?

V3, V4, V5

Ventricular compliance is determined by which equation?

Ventricular Volume / Ventricular Pressure

______ filling pressures are required to prime the poorly compliant ventricle

Higher

Which of these increase myocardial compliance?

Aortic Insufficiency, Dilated Cardiomyopathy

Which is a compensatory mechanism in a patient with CHF?

Increased sympathetic tone

Which of these is not correct regarding physiologic adaptations with heart failure?

Up-regulation of Beta receptors

Which of the two most commonly causes hypertension?

Elevated SVR

Hypertensive patients are ______ contracted, and agents that cause myocardial depression and vasodilation will expose this state

Volume

Select the two options that can be used to reverse the vasoplegia produced by ACEI/ARBs

Vasopressin, Methylene Blue

What is the most common cause of secondary HTN?

Renal artery stenosis

Which antihypertensive class will lower BP from vasodilation and decreased SVR?

A1 antagonist

Choose the 2 drug types that target myocardium and vascular smooth muscle

Calcium channel blockers, Arteriodilators

Thiazide diuretics works by:

Inhibiting Na-Cl transporter in the distal convoluted tubule

All clinically used CCB’s bind to the alpha 1 subunit of which voltage gates calcium channels?

L-type

In order from highest to lowest, rank the ability for these CCBs to impair contractility:

Verapamil, Nifedipine, Diltiazem, Nicardipine

Identify the 2 anesthetic considerations for constrictive pericarditis:

Kussmaul’s sign is usually present, Bradycardia should be avoided

Antibiotic prophylaxis for infective endocarditis is NOT required for which pts?

Unrepaired cardiac valve disease, CABG, Coronary stent placement

Choose the following procedures that are considered “dirty” where the risk of transient bacteremia is higher:

Dental work involving gingival manipulation, Biopsy of infective lesions on skin or muscle, Respiratory procedures

Which interventions is MOST likely to precipitate hemodynamic instability in the patient with obstructive hypertrophic cardiomyopathy?

Nitroglycerin

What is the most common cause of sudden cardiac death in young athletes?

Hypertrophic cardiomyopathy

Choose the names for hypertrophic cardiomyopathy:

Obstructive hypertrophic cardiomyopathy (OHCM), Hypertrophic obstructive cardiomyopathy (HOCM), Asymmetric septal hypertrophy (ASH), Idiopathic hypertrophic subaortic stenosis (IHSS)

Priming the cardiopulmonary bypass machine with a balanced salt solution reduces all of the following EXCEPT:

Microvascular flow

Which pump is preferred for cardiopulmonary bypass?

Centrifugal Pump

Which cardiopulmonary bypass oxygenator is preferred?

Membrane oxygenator

Essentially, 1mg of protamine how many units of heparin?

100

What should the ACT be greater than to be considered adequate heparinization for bypass?

400