This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Anatomy
Blood supply of the upper part of the vagina - 
Select and explain. 
A. Middle rectal artery, B. Internal pudendal artery, C. Cervicovaginal branch of uterine artery, D. Superior rectal artery
C: Cervicovaginal branch of uterine artery
Answer: C: Cervicovaginal branch of uterine artery 
Explanation: Arterial supply of vagina
-        Main supply- Internal iliac vaginal branch
-        Upper part- Uterine artery cervicovaginal branch
-        Lower part- middle rectal and internal pudendal arteries.