A 1-year-old infant is admitted to the pediatric clinic because he is passing urine on the underside of the penis as shown. Which embryologic structure failed to fuse?

Anatomy

A 1-year-old infant is admitted to the pediatric clinic because he is passing urine on the underside of the penis as shown. Which embryologic structure failed to fuse?

The action of digastric muscle is:

Which of the following vessels supply the anal canal?

All of the following muscles are elevators of the mandible EXCEPT: