What are the 4 main muscles of the face?

Muscles of facial expression include frontalis, orbicularis oris, laris oculi, buccinator, and zygomaticus. These muscles of facial expressions are identified in the illustration below. There are four pairs of muscles that are responsible for chewing movements or mastication.

What muscle moves the face?

The function of the orbicularis oculi depends on which part of the muscle contracts. Contraction of the orbital part pulls the skin of the forehead and cheek towards the nose and tightly closes the eyes, commonly for protective purposes.

What are the 3 facial muscles?

Contains 3 muscles:

• Orbicularis Oculi- divided into 3 parts. -Palpebral- closes eyelid. -Lacrimal- tear drainage. -Orbital- closes eyelids.
• Corrugator Supercilii- posterior to orbicularis oculi, draws eyebrows together.
• Occipitofrontalis- raises eyebrows.

What are the 5 muscles of facial expression?

Orbital Facial Muscles

• Occipitofrontalis (frontalis contributes to this functional group)
• Orbicularis oculi.
• Corrugator supercilii.

What are the muscles that control facial expression?

The Muscles of Facial Expression. 1 Orbital Group. The orbital group of facial muscles contains two muscles associated with the eye socket. These muscles control the movements of the 2 Nasal Group. 3 Oral Group.

What causes muscles on one side of face to droop?

This condition causes inflammation of the facial nerve, which commonly causes the muscles on one side of the face to droop. No one knows exactly why Bell’s palsy occurs. It may be related to a viral infection of the facial nerve. The good news is that most people with Bell’s palsy recover completely in about six months.

What are the major and minor muscles of the face?

Zygomaticus Major and Minor Muscles of the Face: In an angular position, beneath the cheekbones is the Zygomaticus major muscle and Zygomaticus minor muscle that form the cheeks. They create the zygomatic arch.

What happens if you can’t move your facial muscles?

By those means, the face is able to convey emotions and the present psychological state of a person, which plays an extraordinary role in the nonverbal communication between people. The inability to move facial muscles is a classic symptom of facial nerve paralysis.