chap 1 Flashcards

1
Q

Sclera

A

protects and maintains the shape of the eyeball

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2
Q

Choroid

A

supplies nutrients and oxygens to the eyeball

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3
Q

Retina

A

detects light

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4
Q

Conjunctiva

A

protects sclera

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5
Q

Cornea

A

Refracts light onto the retina

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6
Q

Aqueous humor

A

helps to focus image onto the retina

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7
Q

Pupil

A

Controls the amount of light entering the eye

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8
Q

Iris

A

Controls the size of pupil

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9
Q

Eye lens

A

Refracts and focuses light to create a better image for retina

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10
Q

Suspensory ligaments

A

Holds the eye lens in place

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11
Q

Ciilary muscle

A

controls and relaxes to change the thickness of the eye

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12
Q

Vitreous humor

A

(same as aqueous humor)

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13
Q

Yellow spot

A

detects light or image that falls on it

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14
Q

Blind spot

A

Least sensitive to light

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15
Q

Optic nerves

A

carries nerve impulses

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16
Q

Short sighted

A

correction :
kanta cekung

17
Q

astigmatism

A

kanta silinder

18
Q

Long sighted

A

kanta cembung

19
Q

Sistem saraf pusat

A

Otak
Saraf tunjang

20
Q

Sistem saraf periferi

A

Saraf spina
Saraf kranium

21
Q

Two photoreceptors

A
  • cone cell
  • red cell
22
Q

Gerak balas tumbuhan has 2 things

A

Tropisme and gerak balas nastik

23
Q

Geotropisme

A

Gravity

24
Q

Fototropisme

A

cahaya

25
Q

Hydrotropisme

A

water

26
Q

Thigmotropisme

A

touch

27
Q

Tropisme postif

A

bergerak ke arah rangsangan

28
Q

Tropisme negatif

A

bergerak menjauhi rangsangan

29
Q

Gerak balas nastik

A

directionless touch
ex : venus fly trap, closing leaf

30
Q

Stereoscopic vision

A

Eyes located in front of head.
Helps animals to hunt.
E.g. human and most predators

31
Q

Monocular vision

A

Eyes located at sides of head.
Helps animals detect enemies.
E.g. most prey

32
Q

Stereophonic Hearing

A

hearing using both ear

33
Q

Importance of Stereophonic Hearing

A

to determine location of a source of sound