Anatomy and Physiology: Muscles and Nerves

Question 1

what is the muscle that retracts the angle of the corners of the mouth to make an insincere smile?

Answer 1

risorious

Question 2

what term refers to short and involuntary muscles that react slowly to stimuli?

Answer 2

smooth

Question 3

why is cranial nerve V important to estheticians?

Answer 3

this nerve serves the areas of the face and upper neck

Question 4

what are responsible for the muscle properties that allow voluntary movement?

Answer 4

myofilaments