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Facial nerve, the seventh cranial nerve. It leaves the brain along with eighths cranial nerve through internal acoustic meatus and comes out through stylomastoid foramen to supply the muscles of facial expression.

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Q: What cranial nerve is responsible for muscles of facial expression?
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Related questions

What is the nerve supply of the muscles of facial expression?

The muscles of facial expression are innervated by the facial nerve (cranial nerve VII). This nerve originates in the brainstem and branches out to supply the muscles involved in facial expressions, such as the orbicularis oculi, zygomaticus, and frontalis muscles. Damage to the facial nerve can result in facial muscle weakness or paralysis on the affected side of the face.


What is cranial nerve 7?

Cranial nerve 7 is also referred to as the facial nerve. It has both sensory and motor components. Its sensory portion is responsible for taste on the anterior two thirds of the tongue as well as sensation for a small patch of skin by the ear. Its motor component is responsible for innervating the muscles of facial expression.


Which nerve control smiling?

The facial nerve, also known as cranial nerve VII, controls the muscles of facial expression, including those involved in smiling. It originates in the brainstem and innervates the muscles of the face, allowing for various facial movements, including smiling.


What facial expression muscles are used in a surprise expression?

Facial muscles are usually employed to display surprise.


What cranial nerve serves muscles covering the facial skeleton?

Facial Nerve (VII)


What muscles are mimetic muscles?

They are facial muscles innervated by the facial nerve that, among other things, control facial expression.


What cranial nerve has been damaged when your mouth droops?

Damage to the facial nerve (cranial nerve VII) can result in drooping of the mouth on one side, a condition known as facial paralysis or Bell's palsy. This nerve controls the muscles of facial expression, including those involved in smiling, frowning, and closing the eyes.


What is the eighth cranial nerve?

Cranial nerve 7 is also referred to as the facial nerve. It has both sensory and motor components. Its sensory portion is responsible for taste on the anterior two thirds of the tongue as well as sensation for a small patch of skin by the ear. Its motor component is responsible for innervating the muscles of facial expression.


What cranial nerve is involved in frowning?

The facial nerve (cranial nerve VII) is responsible for controlling muscles that enable movements such as frowning. It innervates the muscles of facial expression, including those involved in facial emotions like frowning.


Facial nerve?

The facial nerve, also known as the seventh cranial nerve (CN VII), is an important nerve in the human body responsible for controlling various facial muscles. The facial nerve is essential for facial expression, the sense of taste, and certain functions related to hearing and balance. Here is a detailed overview of the facial nerve, its functions, anatomy, and related conditions: Functions of the facial nerve: Engine function: The main function of the facial nerve is to control facial expression muscles. It stimulates the muscles that allow us to smile, frown, close our eyes, move our lips, and make many other facial movements. Taste sensation: The facial nerve carries taste information from the anterior two-thirds of the tongue, including the taste buds for sweet, salty, sour, and bitter tastes. Salivary glands: The facial nerve also innervates the submandibular and sublingual salivary glands, which are responsible for the production and digestion of saliva. Tear glands and nasal glands: It controls the lacrimal (tear) and nasal glands, contributing to tearing and the production of nasal secretions.


How many are the muscles of facial expression?

3


What symptoms may occur when an acoustic neuroma presses on the surrounding cranial nerves?

Compression of the fifth cranial nerve can result in facial pain and or numbness. Compression of the seventh cranial nerve can cause spasms, weakness or paralysis of the facial muscles