Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/33

Click to flip

33 Cards in this Set

  • Front
  • Back
what is the limbus?
the place between the cornea and sclera
what is the anterior wall of the bony orbit?
no wall
what are the posterior walls of the bony orbit?
sphenoid
middle cranial fossa
what is the room above the orbit?
anterior cranial fossa
what is the room lateral to the orbit?
temporal fossa
what is the room inferior to the orbit?
maxillary sinus
what are the rooms medial to the orbit?
nasal cavity
ethmoid sinus
what are the 6 bones that can be seen in the anterior view of the orbit?
frontal bone
greater wing of sphenoid
zygoma
maxilla
lacrimal bone
ethmoid
what is the periostium within the orbital cavity called?
periorbita
what is made up of the continuation of the periorbita?
orbital septum
if you lose this artery, you go blind instantly. what is it?
central retinal artery
the opthalmic artery comes off the ... artery
-branches around the level of the optic chiasm
internal carotid
orbicularis oculi is innervated by what CN?
CN 7 - facial n.
where are the cell bodies of the post-ganglionic parasympathetics located for the eye?
pterygopalatine ganglion
where are the posterior ganglionic sympathetics located for the eye?
superior cervical ganglion
what is the eyelash called?
cilium (cilia)
what is the opening through which tears can drain?
inferior lacrimal punctum
what is the large, fleshy lump medial to the eye?
caruncle
what is the pinkish membrane on the medial part of the eyeball called?
plica semilunaris
what is the space between the upper and lower eyelids called?
palpebral fissure
what is the upper eyelid called?
superior palpebra
what is the corneo-scleral junction called?
limbus
the fornix of lacrimal sac is a common site of ...
infection
looking up is a combination of what 2 muscles?

what nerve is tested?
superior rectus
inferior oblique

CN3 - oculomotor n.
adduction of the eye involves what muscle?

what nerve is tested
medial rectus

CN3 - oculomotor n.
abduction of the eye involves what muscle?

what nerve is tested?
lateral rectus

CN6 - abducent n.
looking laterally and upward involves what muscle?

what nerve is tested?
superior rectus

CN3 - oculomotor n.
looking laterally and downward involves what muscle?

what nerve is tested?
inferior rectus

CN3 - oculomotor n.
looking medially and upwards involves what muscle?

what nerve is tested?
inferior oblique

CN 3 - oculomotor n.
looking medially and downward involves what muscle?

what nerve is tested?
superior oblique

CN4 - trochlear
the corneal test for sensory innervation from CN... and motor innervation from CN...
CN 5
CN 7
the cornea is innervated by what nerve?
V1-opthalmic division of trigeminal
orbicularis oculi is innervated by what nerve?
CN 7 - facial n.