Question
Branch of Rt. Coronary artery:
| A. |
Obtuse marginal
|
| B. |
Acute marginal
|
| C. |
Posterior interventricular
|
| D. |
b & c
|
Show Answer
|
Correct Answer » D
Explanation
|
|
- The Right Coronary Artery (RCA)gives:
- Acute marginal branch
- Posterior interventricular artery (Posterior Descending Artery – PDA)
- This is confirmed in standard anatomy references (e.g., StatPearls, NIH, radiology sources) and also reflected in the provided material
Key Clarification
- Acute marginal artery
- Branch of RCA
- Supplies right ventricle
- Posterior interventricular artery (PDA)
- Usually arises from RCA (right-dominant circulation)
- Obtuse marginal artery
- Branch of Left Circumflex artery (LCA)
- Not from RCA
