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WorksheetsOrbit Quiz
Total questions: 15
Worksheet time: 9mins
lesser wing of sphenoid Is found in :
Apex of orbit
Base of orbit
Medial wall of orbit
Lateral wall of orbit
Roof of orbit
CN-II
IS FOUND IN:
Superior orbital fissure
Optic cana
Eyelids protect the eye from:
UV light
Excessive light
Regardless of the eyelids
These are the layers of the eyelids
Which of the following is false:
Skin
Superficial fascia
Deep Fascia
Tarsus
Conjunctiva
Regardless of the eyelids
Which “ARTERY” supplies the med. palpebral artery
V1
V2
Ophthalmic a.
Lacrimal a.
Maxillary n.
Which nerves are the nerves responsible for the movement of the Extraocular muscles of the eye:
III
IV
VI
A&B
A&B&C
Regardless of the lacrimal gland:
The main part of the gland is found in?
Lacrimal fossa in the posteromedial part of the roof of the orbit
Lacrimal groove between ant. And post. Lacrimal crest
Lacrimal fossa in the anteromedial part of the roof of the orbit
Lacrimal fossa in the anterolateral part of the floor of the orbit
Lacrimal fossa in the anterolateral part of the roof of the orbit
What is the nerve supply of the lacrimal gland
V1
V2
V3
Lacrimal branch of V1
Lacrimal branch of V2
The Conjunctival membrane covers the eyeball Except:
Sclera
Pupil
Lens
Iris
cornea
What is the most precise pathway of the tears:
Lacrimal gland->sup.fornix of conjunctivae-> conjunctival sac->lacrimal puncti->lacrimal sac->nasolacrimal duct-> inferior meatus of the nose.
Lacrimal gland->sup.fornix of conjunctivae-> lacrimal puncti- 2 canaliculi->lacrimal sac->nasolacrimal duct-> inferior meatus of the nose.
Lacrimal gland->sup.fornix of conjunctivae-> conjunctival sac->lacrimal puncti- 2 canaliculi->nasolacrimal duct-> inferior meatus of the nose.
Lacrimal gland->sup.fornix of conjunctivae-> conjunctival sac->lacrimal puncti- 2 canaliculi->lacrimal sac->nasolacrimal duct-> middle meatus of the nose.
Lacrimal gland->sup.fornix of conjunctivae-> conjunctival sac->lacrimal puncti- 2 canaliculi->lacrimal sac->nasolacrimal duct-> inferior meatus of the nose.
Regardless of LPS
WHAT IS THE ORIGIN OF THIS MUSCLE?
from the ant. part of the roof of the orbit just in front of the optic foramen.
from the post. part of the floor of the orbit just in front of the optic foramen.
from the post. part of the roof of the orbit just in front of the superior orbital fissurer
from the post. part of the roof of the orbit just in front of the optic foramen.
The nerve supply to the extraocular muscles of the eye is referred to the following formula:
IO4\MR6\3
SO3/LR5/4
SO6/LR4/2
SO4/LR6/3
SO4/LR5/1
All EXTRAOCULAR MUSCLES of the eye their action is adduction except:
Medial rectus
Superior Rectus
Superior oblique
Inferior oblique
Inferior rectus
Regardless of the Extraocular muscles of the eye:
Which of the following statement is correct
Lateral rectus is innervated by CN-III
Medial Rectus is innervated by CN-IV
Superior oblique is innervated by CN-V
Inferior oblique is innervated by CN-VI
Inferior Rectus is innervated by CN-III
Regardless of the Extraocular muscles :
Which muscle is responsible for the ( look to your shoulder movement)?
Lateral Rectus
Medial Rectus
Superior Rectus
Superior oblique
Inferior oblique
