Orbit, Eyes, Nose, Ear - 2019 Flashcards by Donny Insular

Q

Lymph drainage of nasal cavity

A

submandibular duct

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Q

Vessel involved in epistaxis

A

sphenopalatine a.

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Q

Facial n.-

A

anterior 2/3 of ear

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Q

Where does chorda tympani originate

A

facial

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Q

Does not belong to the inferior wall of orbit-

A

ethmoidal

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Q

Contains organ of balance

A

inner ear

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Q

Nerve for superior oblique

A

4th

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Q

Medial wall of orbit

A

lacrimal fossa

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Q

Communicates with mastoid antrum

A

middle ear

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Q

Nerve- muscle interaction: oculomotor n.

A

medial rectus

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Q

True or False: Light first enters the cornea

A

true

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Q

What does not pass through sup. Orbital fissure-

A

optic n.

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Q

Does not belong in tendinous ring

A

sup. Oblique

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Q

What concerns the orbit-

A

lateral wall is thickest

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Q

Microorganisms enter meninges of the anterior cranial fossa

A

meningitis

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Q

Receives the opening of nasolacrimal duct-

A

inferior meatus

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Q

Otitis media

A

bulging

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Q

Focus on object near the nose

A

medial rectus, oculomotor

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Q

Nerves passing through superior orbital fissure

A

transmits CN 3,4,6

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Q

Medial wall infection

A

labyrinthitis

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Q

Union of facial and temporalis veins

A

Superior ophthalmic vein

Q

Unable to close eyes, nerve damage where?

A

Facial nerve

Q

Part of medial wall of orbit

A

Body of sphenoid

Q

Area for most distinct vision

A

Macula lutea

Iris

Regulates lights entering the eye

Nasociliary nerve

Superior orbital fissure

Frontal nerve

Superior orbital fissure, passes forward on upper surface of the levator

TRUE or FALSE: Chorda tympani contains taste fibers 2/3 of tongue

TRUE

Clear layer of eye

Conjunctiva

Action of superior oblique

Depression

Nasolacrimal duct

Inferior meatus

Most distinct vision

Macula

Cross-eyed

Oculomotor and median rectus

Refractory; eyeball

Cornea

Roof of middle ear

Tegmen tympani

Spread of infection; roof of the ear

Meningitis

Superior oblique fissure

CN III, IV, VI

Infant examination; pull ears

Downward

Communication to mastoid antrum

Middle ear

Ossicles

Middle ear

Bulging of tympanic membrane

Otitis media

Inf. Ophthalmic v., Zygomatic n.

Inferior orbital fissure

Equalizes air pressure

Auditory tube

Sensory innervation of external auditory meatus

Auriculotemporal n.

Nasal cavity lymph drainage

submandibular

Roof of nasopharynx

Cribriform plate of ethmoid

Lymph drainage of nasal cavity

Submandibular duct

Vessel involved in epistaxis

Sphenopalatine a.

Contains organ of balance

Middle ear

True or False: Light first enters the cornea

True

Microorganisms enter the meninges of the anterior cranial fossa

Meningitis

Receives the opening of the nasolacrimal duct

Inferior rectus