special senses - jintripp.com. special senses.pdf · figure 17-9 a normal retina, as seen through...

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Special Senses

THE EYE

Wall

Eye Ball

Content

fibrous coat

Vascular coat

Retina --receptors

cornea

sclera

lens

Aqueous (anterior cavity & posterior cavity)

vitreous body

Iris

Choroid

ciliary body

Pupil

Pupil

近视眼

凹面镜

凸面镜

远视眼

• Retina The third and inner layer of the eyeball, the retina, lines the posterior three-quarters of the eyeball and is the beginning of the visual pathway

黄斑

中央凹

The Ear

• Outer Ear

• Middle Ear

• Inner Ear

Auricle(Pinna)

External Auditory canal

Tympanic membrane

Three bones– malleus, incus, stapes

Eustachian tube--pharynx

Oval Window

Cochlea-- perilymph

Semi circular canals

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