facial nerve Bell's palsy

Question 1

facial nerve innervates what structures?

-5

Answer 1

facial muscles 
ant.2/3 tongue (ice cream) 
lacrimal gland(tears)
sublingual & submandibular glands (saliva) 
stapedius muscle.

Question 2

which CN number is facial nerve?

Answer 2

7

Question 3

which muscles does facial nerve innervate?

-2

Answer 3

facial

stapedius

Question 4

function of stapedius muscle?

Answer 4

stops excess movement of stapes, protects ear

Question 5

what portion of tongue does facial nerve innervate?

Answer 5

ant 2/3

Question 6

which glands does facial nerve innervate?
-3

(function of these glands)?

Answer 6

lacrimal gland(tears)
sublingual & submandibular glands (saliva)

Question 7

which bone does stapedius muscle control?

Answer 7

stapes

Question 8

idiopathic facial paralysis on one side is called what?

Answer 8

Bell’s palsy

Question 9

UMN lesion of facial nerve.

what is the effect?

Answer 9

contralateral forehead sparring
&
contralateral lower face is lost

Question 10

LMN lesion of facial nerve.

what is the effect?

Answer 10

ipsilateral side of face lost

Question 11

if inflammation is cause of Facial nerve paralysis,

what drug class do you give?

Answer 11

corticosteroid

Question 12

causes of facial nerve paralysis?

-3

Answer 12

stroke, inflammation, infection