Eye nerve palsy

Question 1

Which direction does the Superior rectus move the eye?

Answer 1

Superior lateral

Question 2

What are the 6 extraocular muscles of the eye?

Answer 2

Superior Rectus 
Inferior Rectus
Lateral Rectus 
Medial Rectus 
Superior Oblique
Inferior Oblique

Question 3

Which direction does the Inferior rectus move the eye?

Answer 3

Lateral inferior

Question 4

Which direction does the Lateral rectus move the eye?

Answer 4

Laterally

Question 5

Which direction does the Medial rectus move the eye?

Answer 5

Medially

Question 6

Which direction does the Superior oblique move the eye?

Answer 6

Medial inferior

Question 7

Which direction does the Inferior oblique move the eye?

Answer 7

Medial superior

Question 8

Which extraocular muscles are innervated by cranial nerve III (occulomotor nerve)?

Answer 8

Superior rectus
Inferior rectus
Medial rectus

Inferior oblique

Question 9

Which extraocular muscles are innervated by cranial nerve IV (trochlear nerve)?

Answer 9

Superior oblique

Question 10

Which extraocular muscles are innervated by cranial nerve VI (abducens nerve)?

Answer 10

Lateral rectus

Question 11

Which nerve is responsible for eyelid closure?

Answer 11

Facial nerve = CN VII

• note obicuaris oculi is the muscle

Question 12

Which nerve is responsible for opening the eyelid?

Answer 12

Oculomotor nerve = CN III

• note levator palpebrae is the muscle