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Anatomy and Psysiology > Sensory System-Special Senses > Flashcards

Sensory System-Special Senses Flashcards

1
Q

What is an Optic Chasm?

A

Where fibers of the optic nerve form each eye cross

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2
Q

What taste does the tip of the tongue give

A

Sweet

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3
Q

What taste does the back of the tongue give

A

Sour

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4
Q

What is pain?

A

Tissue injury that promotes the release of chemicals that stimulate the pain receptors

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5
Q

What is accommodation in vision?

A

Change in the thickness of the lens for near vision

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6
Q

What is otitis media?

A

Infection of the middle ear

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7
Q

What are the crystalline lens?

A

circular structure in front of the eye. They change in thickness for near and far vision.

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8
Q

What is the vitreous humor?

A

clear, colorless fluid that fills the space between the lens and retina of the eye. IT is a gel like substance that ensures the retina receives adequate blood supply.

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9
Q

What are errors of refraction?

A

Myopia- nearsighted, farsightedness and astigmatism.

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10
Q

What is the definition of ossicles?

A

They are small bones of the middle ear

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11
Q

Name the three ossicles in the ear

A

Stapes, incus, malleus

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12
Q

What is ptosis?

A

Known as droopy eyelids

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13
Q

What is the occipital lobe?

A

Part of the cerebrum, concerned with vision.

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14
Q

What are semicircular canals?

A

three semicircular, interconnected tubes located in the inner ear, they are related to balance.

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15
Q

What is the temporal lobe?

A

Part of the cerebrum, concerned with hearing.

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16
Q

What is the optic disk?

A

blind spot of the eye

17
Q

What are taste buds?

A

related to gustatory system, they are located on the tongue and responsible for the flavors and tastes we experience.

18
Q

What is tactile?

A

Sense of touch

19
Q

What is the olfactory nerve?

A

Sense of smell

20
Q

What are the eustachian tubes?

A

They connect the middle ear with the pharynx

21
Q

What are rods and cones in vision?

A

They are the receptor cells for vision.

22
Q

What are analgesics?

A

Medications used to treat pain

23
Q

What are nociceptors?

A

Receptors that are responsible for pain.

24
Q

What is refraction in vision?

A

bending of light rays

25
Q

What is glaucoma?

A

Excess pressure of the aqueous humor?

26
Q

What is conjunctivitis?

A

Inflammation of the conjunctiva membranes

27
Q

What is the conjunctiva?

A

The membrane that lines the eyelid

28
Q

What is the sclera?

A

The outer most layer of the eye, the white of the eye

29
Q

What is the iris?

A

Colored part of the eye

30
Q

What is the function of the iris?

A

Ring of muscle that regulates pupil size

31
Q

What does the lens of the eye do?

A

changes the shape to focus on close objects

32
Q

What is the function of the lacrimal glands

A

they produce tears

33
Q

What is cerumen?

A

Ear wax

34
Q

What is a cataract?

A

This is when the lens of the eye becomes cloudy

35
Q

What is the tympanic membrane?

A

The ear drum, it separates the outer ear from the middle ear

36
Q

What is equilibrum?

A

Sense of balance

Anatomy and Psysiology (1 decks)

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