This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Gynaecology & Obstetrics
Estrogen administration in a menopausal woman increases the: 
Select and explain. 
A. Gonadotropin secretion, B. LDL cholesterol, C. Bone mass, D. Muscle mass
C: Bone mass
Answer: C: Bone mass 
Explanation: Estrogen increases osteoblastic activity. Ref : Dutta book of obstetrics 8th Ed