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Pharm 204 > EENT > Flashcards

EENT Flashcards

1
Q

Palpebrae

A

eyelids

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2
Q

Palpebral fissure

A

gap between upper and lower

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3
Q

blinking reflex

A

triggered by root hair plexus in eyelashes

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4
Q

Tarsal plates

A

supports eyelids (tendon like material)

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5
Q

Orbicularis oculi

A

Muscle that closes both eyelids

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6
Q

Tarsal glands

A

associated with eyelashes they secrete meibum (sebaceous like)
prevents sticking

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7
Q

Conjunctiva

A

lining of eyelids/ eye
palpebral is inner eyelid
builder on the eye superficial to sclera

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8
Q

lacrimal glands

A

tear production
alkaline containing lysozymes
use fornix to exit to eye
drain at superior and inferior lacrimal punctae

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9
Q

Fibrous layer

A

outer layer of eye, the sclera and cornea
provides attachment for muscles

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10
Q

Vascular layer of eye

A

secretes and absorbs aqueous fluids
Iris, ciliary body and choroid

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11
Q

Ciliary body

A

Connects to ora serrata and ciliary zones
contains muscles

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12
Q

Iris

A

pigmented
sphincter pupillae-contraction closes pupil
Dilator pupillae, contraction enlarges pupil

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13
Q

Choroid

A

part of the vascular layer and is the vascularized part, attaches to retina

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14
Q

retina

A

neural layer
pigmented layer (to absorb excess light)

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15
Q

Anterior cavity

A

anterior chamber
posteror chamber
filled with aqueous humour

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16
Q

Posterior cavity

A

vitreous chamber
filled with vitreous body

17
Q

aqueous humor pathway

A

produced by ciliary body, enters posterior chamber, flows through pupil into anterior chamber, drains in scleral venous sinus

18
Q

external acoustic meatus

A

contains ceruminous glands

19
Q

utricle

A

membranous sac in the vestibular complex

20
Q

saccule

A

membranous sac in the vestibular complex

21
Q

ampulla

A

entrance to the semicircular canals contains haircells for detection

22
Q

modiolus

A

Central bony part of the cochlea that it spirals around

23
Q

Eye muscles

A

Orbicularis oculi closes both eyelids
levator palbebral raises only the upper eye lid

Pharm 204 (19 decks)

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