Notes about head and neck mucles

Question 1

What are the 7 main groups the muscles of the head and neck are divided into?

Answer 1

1. Cervical Muscles
2. Muscles of Facial Expression
3. Muscles of Mastication
4. Hyoid Muscles
5. Muscles of the Tongue
6. Muscles of the Soft Palate
7. Muscles of the Pharynx

Question 2

What is the purpose of the origin?

Answer 2

the origin is where the muscle originates; muscles contract TOWARDS the origin

Question 3

What is the purpose of the insertion?

Answer 3

where the muscle attaches to the more moveable structure

Question 4

Muscles with two or more “names”, what is the origin, what is the insertion?

Answer 4

first part of the name indicates the origin, last part indicates the insertion