Muscles of facial expression

Front

What is the function of the Frontalis muscle?

Back

The Frontalis muscle is responsible for raising the eyebrows and wrinkling the forehead.

Front

What muscle encircles the mouth?

Back

The muscle that encircles the mouth is called the Orbicularis Oris.

Front

What is the role of the Orbicularis Oculi muscle?

Back

The Orbicularis Oculi muscle is responsible for closing the eyelids and aiding in blinking.

Front

Which muscle is primarily involved in smiling?

Back

The Zygomaticus muscle is primarily involved in smiling.

Front

What is the primary action of the Masseter muscle?

Back

The Masseter muscle is primarily responsible for chewing and elevating the mandible.

Front

Identify the muscle that helps in frowning.

Back

The Corrugator Supercilii muscle helps in frowning by drawing the eyebrows together.

Front

What is the main function of the Buccinator muscle?

Back

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

Front

Which muscle is responsible for puckering the lips?

Back

The Orbicularis Oris muscle is responsible for puckering the lips.

Front

What is the significance of the Temporalis muscle?

Back

The Temporalis muscle is significant for its role in elevating and retracting the mandible.

Front

What action does the Platysma muscle perform?

Back

The Platysma muscle helps in depressing the mandible and tensing the skin of the neck.