FREE CIR Vascular Anatomy & Pathophysiology Questions and Answers

Question 1

Which vessel is primarily accessed during a cardiac catheterization procedure?

Accepted Answer

Femoral artery

Answer

Subclavian vein

Answer

Brachial vein

Answer

Jugular artery

Question 2

Which coronary artery supplies the majority of the left ventricle?

Accepted Answer

Left anterior descending artery

Answer

Right coronary artery

Answer

Circumflex artery

Answer

Posterior descending artery

Question 3

Atherosclerosis in which vessel is most commonly associated with myocardial infarction?

Accepted Answer

Left anterior descending artery

Answer

Internal mammary artery

Answer

Great cardiac vein

Answer

Pulmonary artery

Question 4

What structure separates the left and right coronary artery origins?

Accepted Answer

Aortic sinus

Answer

Coronary sinus

Answer

Aortic valve

Answer

Pulmonary trunk

Question 5

Why is collateral circulation important in cardiac vasculature?

Accepted Answer

They maintain perfusion during occlusion.

Answer

They increase venous return.

Answer

They reduce cardiac workload.

Answer

They eliminate the need for coronary intervention.

Question 6

What is the function of the coronary sinus?

Accepted Answer

Drains venous blood from the myocardium

Answer

Supplies oxygenated blood to the myocardium

Answer

Pumps blood into the left atrium

Answer

Regulates coronary artery pressure

Question 7

What imaging modality is commonly used to guide coronary interventions?

Accepted Answer

Fluoroscopy

Answer

Computed Tomography (CT)

Answer

Ultrasound

Answer

Magnetic Resonance Imaging (MRI)

Question 8

Which vein is typically used for venous access in right heart catheterization?

Accepted Answer

Femoral vein

Answer

Radial vein

Answer

Subclavian vein

Answer

Great saphenous vein

Question 9

What pathology involves the narrowing of coronary arteries due to plaque buildup?

Accepted Answer

Stenosis

Answer

Aneurysm

Answer

Embolism

Answer

Dissection