Unit 8 Flashcard 2 Facial Muscles

Front

What is the function of the buccinator muscle?

Back

The buccinator muscle compresses the cheeks against the teeth, aiding in chewing and keeping food in place.

Front

What is the primary function of the temporalis muscle?

Back

The temporalis muscle elevates and retracts the mandible, playing a key role in chewing.

Front

Which muscle is responsible for closing the eyelids?

Back

The orbicularis oculi muscle is responsible for closing the eyelids.

Front

What is the role of the masseter muscle?

Back

The masseter muscle is a powerful muscle that elevates the mandible, allowing for chewing.

Front

What action does the orbicularis oris muscle perform?

Back

The orbicularis oris muscle allows for the closing and protrusion of the lips.

Front

Identify a muscle that assists in chewing besides the masseter.

Back

The temporalis muscle assists in chewing alongside the masseter.

Front

What is the zygomaticus muscle primarily responsible for?

Back

The zygomaticus muscle is responsible for smiling, as it elevates the corners of the mouth.

Front

What is the anatomical location of the masseter muscle?

Back

The masseter muscle is located at the back of the jaw, connecting the zygomatic arch to the mandible.

Front

What is the function of the lateral pterygoid muscle?

Back

The lateral pterygoid muscle helps in depressing and protracting the mandible, allowing for grinding movements.

Front

What is the primary action of the medial pterygoid muscle?

Back

The medial pterygoid muscle elevates the mandible and assists in the grinding motion during chewing.