This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General obstetrics, Subject name: Anatomy
Information obtained by lateral plate X-ray pelvimetry are all except : 
Select and explain. 
A. Sacral curve, B. True conjugate, C. Bispinous diameter, D. Inclination of the pelvis
C: Bispinous diameter
Answer: C: Bispinous diameter 
Explanation: Bispinous diameter can be measured by anteroposterior view and not on lateral view of X-ray pelvimetry. X-ray pelvimetry is useful in cases with fractured pelvis and for the impoant diameters which are inaccessible to clinical examination. Ref: Dutta Obs 9e pg 329.