Muscles of the Face (A&P)

Front

What is the Temporalis muscle?

Back

The Temporalis is a fan-shaped muscle located on the side of the head, responsible for elevating and retracting the mandible (jaw).

Front

What action does the Depressor labii inferioris perform?

Back

The Depressor labii inferioris muscle depresses the lower lip, allowing for facial expressions such as pouting.

Front

Identify the Depressor Labii Inferioris muscle.

Back

The Depressor Labii Inferioris is a muscle that helps in lowering the lower lip.

Front

What is the function of the Orbicularis Oris muscle?

Back

The Orbicularis Oris muscle encircles the mouth and is responsible for movements such as closing the lips and puckering.

Front

What actions are associated with the Trapezius muscle?

Back

The Trapezius muscle is involved in both posture and movement, including shrugging the shoulders and extending the neck.

Front

What is the Zygomaticus muscle responsible for?

Back

The Zygomaticus muscle is responsible for elevating the corners of the mouth, contributing to smiling.

Front

What is the role of the Buccinator muscle?

Back

The Buccinator muscle compresses the cheeks against the teeth, aiding in chewing and blowing.

Front

What is the function of the Orbicularis Oculi muscle?

Back

The Orbicularis Oculi muscle surrounds the eye and is responsible for closing the eyelids.

Front

What is the action of the Mentalis muscle?

Back

The Mentalis muscle elevates and protrudes the lower lip, often associated with a pouting expression.

Front

What is the role of the Frontal Belly of Occipitofrontalis?

Back

The Frontal Belly of Occipitofrontalis raises the eyebrows and wrinkles the forehead.