The Uterine Epithelium is Broken Down by Which Structure of the Blastocyst

Question

The uterine epithelium is broken down by which structure of the blastocyst?
A) allantois
B) cytotrophoblast
C) syncytiotrophoblast
D) blastocoele
E) amnion

Accepted Answer

The syncytiotrophoblast, which is the outermost layer of the blastocyst, is responsible for invading and breaking down the uterine epithelium during implantation.