Coronary Anatomy

Question 1

Explain Diastole and Systole

Answer 1

Diastole (relaxation phase of the heart) - where most arteries are filled with blood.

Systole (contraction phase) coronary arteries are constricted

Question 2

Right coronary supplies to where?

Answer 2

Supplies blood to the right side of the heart
–
Right atrium
–
Right ventricle
–
Posterior and inferior walls of the left ventricle (if dominant system)

Question 3

Left Anterior descending supplies to where?

Answer 3

Supplies blood to the left ventricle:
–
Anterior wall
–
Lateral Wall
–
Apical Wall
–
Ventricular septum

Question 4

Left Circumflex supplies to where?

Answer 4

Supplies blood to the left ventricle:
–
Left atrium
–
Lateral wall
–
Posterior wall
–
Inferior wall (if dominant system)