This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Gynaecological diagnosis and operative surgery, Subject name: Gynaecology & Obstetrics
Goniometer is used for: 
Select and explain. 
A. Amount o vaginal secretions, B. To measure width of genital hiatus, C. Gonococcal colony count, D. Urethrovesical angle
D: Urethrovesical angle
Answer: D: Urethrovesical angle 
Explanation: Goniometer: It is an instrument used to measure an angle Utherovescial angle is measured in Gynecology using this instrument Ref: Internet sources.