Umbilical cord has:: (A) 1 vein and 2 aeries, (B) 2 vein and 2 aeries, (C) 1 vein and 1 aery, (D) 2 veins and 1 aery
Answer is A. CONTENTS OF UMBILICAL CORD: - 2 Umbilical aeries - 1 Umbilical vein - Rudimentary allantois - Remnant of omphalomesenteric / vitellointestinal duct - Whaon's jelly