Which of the following is the artery for endometrial blood supply?: (A) Endometrial artery, (B) Myometrial artery, (C) Spiral artery, (D) Cervical artery
Answer is C. Ans. C Spiral arteryRef: Gray's Anatomy E-book, P 172* Spiral artery, a branch of radial artery, chiefly supplies endometrium.* Endometrium and myometrium are supplied mainly by ovarian and uterine artery.