What is the facial muscle:
1. used to form the vertical frown crease on the forehead
2. that is the kissing muscle
3. that is the prime mover of jaw closure
4. that tenses skin of the neck during shaving
Functional Anatomy of the Face
The face manifests some of the more unique muscles of the body. Although there are many muscles that are characterized in the more conventional context of attaching to two bones across a joint, there are muscles that are architecturally embedded into the distributed fascia of the face that allow for facial expression and speech.
Answer and Explanation:
The muscle that (1) forms the vertical frown crease on the forehead is called the procerus muscle. The muscle that is colloquially termed the (2) kissing muscle is called the orbicularis oris and is a circular shaped muscle that circles the lips. The masseter muscle is (3) the prime mover for jaw closure while the platysma is the name for the broad and thin muscle that (4) tenses the skin of the neck for shaving.
Become a member and unlock all Study Answers
Try it risk-free for 30 daysTry it risk-free
Ask a question
Our experts can answer your tough homework and study questions.Ask a question Ask a question
Learn more about this topic:
from CLEP Natural Sciences: Study Guide & Test PrepChapter 18 / Lesson 12