A 24 years old female examined by an obstetrician in delivery room. Starting intravaginally, he injects lidocaine near the tip of the ischial spine. The nerve that is blocked by the drug is

Anatomy

A 24 years old female examined by an obstetrician in delivery room. Starting intravaginally, he injects lidocaine near the tip of the ischial spine. The nerve that is blocked by the drug is

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: