Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.


Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Don't know
Know
remaining cards
Save
0:01
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
Retries:
restart all cards
share
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Neuro II- CN III

Thomadaki Fall 2010

QuestionAnswer
Origin of CN III - Oculomotor nucleus [motor] - Edinger-Westphal nucleus [parasympathetic]
Level of nuclei of CN III Midbrain at level of superior colliculus, anterior portion of PAG
CN III exits where? Interpeduncular fossa
Motor function of CN III Extraocular muscles [superior, medial, inferior rectus, inferior oblique, levator palpebrae superioris]
Parasympathetic function of CN III Pupillary constriction in response to light & accomodation for near vision (sphincter pupillae muscle) & thickening of lens during accommodation (ciliaris muscle)
Oculomotor parasympathetic fibers synapse with ____. Ciliary ganglion
Postganglionic parasympathetic fibers ride in __________ to ______ & ______ short ciliary nerves; sphincter pupillae; ciliaris muscles
Postganglionic sympathetic fibers from _______ use _______ to the ______ internal carotid plexus (from cervical sympathetic ganglia); short ciliary nerves; dilator pupillae
Exam for CN III Light & accomodation reflexes, vertical & medial eye movements; eyelid movement
Lesion to CN III Diplopia, pstosis, lateral strabismus, mydriasis, cycloplegia
CN III exits brain at Superior orbital fissure
What CN exit at SOF III, IV, V, VI
Created by: mrw2013