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: Gynaecology & Obstetrics
Functions of endocervical cell lining are 
Select and explain. 
A. Cilia are directed downwards, B. Provides nutrition to sperms, C. Allows capacitation of sperms, D. All of the above
D: All of the above
Answer: D: All of the above 
Explanation: Endocervical cell lining.
→ Provides nutrition to sperms
→ It allows capacitation of sperms
→ cilia are directed downwards and prevent ascending infection.