The ____________________ action of the arytenoids is involved in posterior-anterior movement of the arytenoids

The first anatomy and physiology expert was:

A) Galen. B) Vesalius. C) Semmelweiss. D) none of the above

The ________ is composed of 470 insurance companies. Its database contains the health information on 15 million people.

Fill in the blank(s) with the appropriate word(s).