Facial Nerve

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What type of nerve is the facial nerve (cranial nerve VII)?

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1

What type of nerve is the facial nerve (cranial nerve VII)?

The facial nerve is both sensory and motor.

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2

What are the primary functions of the facial nerve?

Facial expressions, taste from the anterior two-thirds of the tongue, and gland functions.

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3

What gland is responsible for tear production and moisture of the eye?

Lacrimal gland.

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4

Which glands are involved in saliva secretion?

Sublingual and submandibular glands.

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5

What is assessed to determine the function of the facial nerve?

Facial symmetry and various facial movements.

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6

What are the different branches of the facial nerve?

Temporal, zygomatic, buccal, mandibular, and cervical branches.

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7

What muscle is associated with the temporal branch of the facial nerve?

Frontalis muscle.

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8

What muscle does the zygomatic branch interact with?

Orbicularis oculi muscle.

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9

What functions do the zygomaticus minor and major muscles perform?

They help pull up the lip and create a smile.

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10

What is the role of the cervial branch of the facial nerve?

It innervates the platysma muscle, which allows for frowning.

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11

What is a primary symptom of Bell's palsy?

Rapid onset facial weakness and asymmetry.

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12

What is Ramsay Hunt syndrome associated with?

A flare-up of the varicella zoster virus causing facial weakness and ear pain.

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13

What should be ruled out when assessing for facial nerve issues?

Stroke.

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