Note
0.0
(0)
Rate it
Take a practice test
Chat with Kai
undefined Flashcards
0 Cards
0.0
(0)
Explore Top Notes
Chapter 4: Functional Anatomy of Prokaryotic and Eukaryotic Cells
Note
Studied by 48 people
5.0
(1)
Untitled
Note
Studied by 15 people
5.0
(1)
Current Issues and Future Trends in Health Care in Canada,
Note
Studied by 10 people
5.0
(1)
Ap Government Chapter 2 (Constitution)
Note
Studied by 105 people
5.0
(1)
Chapter 1 - Introduction & Test Strategies
Note
Studied by 45 people
5.0
(2)
Module 2: Understanding the Natural World
Note
Studied by 6 people
5.0
(1)
Home
Facial, neck and shoulder muscles
Facial, neck and shoulder muscles
Facial, Neck, and Shoulder Muscles: Position and Action
For a muscle to work, it must contract, meaning it shortens in length.
Muscle: Frontalis
Position:
Upper part of cranium, extends over forehead.
Action:
Moves scalp forward, raises eyebrows.
Muscle: Corrugator
Position:
Inner corners of the eyebrows.
Action:
Draws eyebrows together, causing frowning. Forms vertical wrinkles between the eyebrows.
Muscle: Procerus
Position:
Top of nose between eyebrows.
Action:
Depresses the eyebrows, creating wrinkles over the bridge of the nose.
Muscle: Temporalis
Position:
Runs down the side of the face towards the upper jaw.
Action:
Aids in chewing and closing the mouth.
Muscle: Orbicularis Oculi
Position:
Surrounds the eye.
Action:
Closes the eye (e.g., blinking).
Muscle: Levators of the Upper Lip (Quadratus Labii Superiorus)
Position:
Runs upward from the upper lip.
Action:
Lifts the upper lip, elevates the mouth.
Muscle: Orbicularis Oris
Position:
Surrounds the lips and forms the mouth.
Action:
Closes the mouth, purses lips forward (e.g., as in kissing).
Muscle: Depressors of the Lower Lip (Quadratus Labii Inferioris)
Position:
A small muscle below the lower lip.
Action:
Pulls the lower lip down slightly and outwards.
Muscle: Nasalis
Position:
Over the front of the nose.
Action:
Compresses the nose, wrinkles the nose.
Note
0.0
(0)
Rate it
Take a practice test
Chat with Kai
undefined Flashcards
0 Cards
0.0
(0)
Explore Top Notes
Chapter 4: Functional Anatomy of Prokaryotic and Eukaryotic Cells
Note
Studied by 48 people
5.0
(1)
Untitled
Note
Studied by 15 people
5.0
(1)
Current Issues and Future Trends in Health Care in Canada,
Note
Studied by 10 people
5.0
(1)
Ap Government Chapter 2 (Constitution)
Note
Studied by 105 people
5.0
(1)
Chapter 1 - Introduction & Test Strategies
Note
Studied by 45 people
5.0
(2)
Module 2: Understanding the Natural World
Note
Studied by 6 people
5.0
(1)