This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Gynaecological Disorders in Obs., Subject name: Gynaecology & Obstetrics
Most common type of cervical cancer 
Select and explain. 
A. Squamous cell CA, B. Small cell CA, C. Adeno CA, D. Adenoma
A: Squamous cell CA
Answer: A: Squamous cell CA 
Explanation: Ans. A. Squamous cell CA* The two most common histologic subtypes of cervical cancer are squamous cell and adenocarcinoma.* Of these, squamous cell tumors predominate, comprise 85 percent of all cervical cancers, and arise from the ectocervix* Adenocarcinomas comprise 10 to 15 percent of cervical cancers and arise from the endocervical mucus- producing glandular cells.