Facial Muscle Flashcard Practice

Front

What is the function of the depressor anguli oris muscle?

Back

The depressor anguli oris muscle is responsible for lowering the corners of the mouth, contributing to facial expressions such as frowning.

Front

What is the orbicularis oris muscle?

Back

The orbicularis oris is a circular muscle that surrounds the mouth, responsible for movements such as closing the lips and puckering.

Front

Identify the muscle that is primarily responsible for head rotation and flexion.

Back

The sternocleidomastoid muscle is responsible for rotating and flexing the head.

Front

What role does the levator labii superioris play in facial expressions?

Back

The levator labii superioris elevates the upper lip, contributing to facial expressions such as smiling.

Front

Which muscle is known as the strongest muscle in the human body?

Back

The masseter muscle is considered the strongest muscle in the body, primarily responsible for chewing.

Front

What is the function of the zygomaticus major muscle?

Back

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

Front

Describe the function of the buccinator muscle.

Back

The buccinator muscle compresses the cheeks against the teeth, aiding in chewing and preventing food from accumulating in the cheeks.

Front

What is the primary action of the temporalis muscle?

Back

The temporalis muscle is involved in elevating and retracting the mandible, playing a key role in chewing.

Front

What is the role of the nasalis muscle?

Back

The nasalis muscle is responsible for flaring the nostrils and compressing the nasal cartilages.

Front

How does the frontalis muscle contribute to facial expressions?

Back

The frontalis muscle raises the eyebrows and wrinkles the forehead, contributing to expressions of surprise or curiosity.