EXTRAOCULAR MUSCLES

Question 1

Levator palpebrae superioris
Superior rectus
Medial rectus
Inferior rectus
Inferior oblique

Answer 1

CN III (3)

Question 2

Lateral rectus

Answer 2

CN VI (6)

Question 3

Superior oblique

Answer 3

CN IV (4)

Question 4

How many muscles are used when looking side-to-side?

Answer 4

Single muscle

Question 5

What shape does the rectus muscles form?

Answer 5

Shape of cross

Question 6

Which two muscles are used when looking up?

Answer 6

Superior rectus and inferior oblique

Question 7

Which two muscles are used when looking down?

Answer 7

Inferior rectus and superior oblique

Question 8

Which two muscles are used for pull and attachment?

Answer 8

Inferior and superior obliques

Question 9

What happens to the eyeball when looking up and down?

Answer 9

Intorsion and extorision (twists eyeball)

Question 10

What is CN VI (6) palsy?

Answer 10

When lateral rectus is paralyzed

Question 11

Which part is ONLY part of the lateral view?

Answer 11

Levator palpebrae superioris

Question 12

Which part is ONLY part of the anterior view?

Answer 12

Medial rectus