Chapter 10 Flashcards

1
Q

SATA senses

A

Special: vision, hearing, equilibrium, taste, smell
General: pressure, touch, propeioception

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2
Q

When sensory receptors are exposed to a continuous and I’m unimportant stimulus.
Often adjust so sensation becomes acute

A

Sensory adaptation

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3
Q

Tears produced to lubricate the eye and contain an enzyme that protects against infection

A

Lacrimal glands

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4
Q

Branch of the trigeminal nerve
Carries impulse of pain

A

Ophthalmic

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5
Q

Largest nerve
Supplies voluntary and involuntary motor impulses to most eye muscles

A

Oculomotor nerve

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6
Q

Middle tunic is the vascular tunic, consisting mainly of

A

Choroid

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7
Q

Has many blood cells
Colored part of eye ball

A

Choroid

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8
Q

How many extrinsic eye muscles does each eye have

A

6

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9
Q

Optic disk

A

Blind spot

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10
Q

Centers job to invert images

A

Brains visual centers

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11
Q

Highly sensitive to light
Function best in dim light

A

Rods

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12
Q

Function best in bring light
Sensitive to color
Give sharp images

A

Cones

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13
Q

Cones are especially tiny depressed areas near which optic nerve

A

Fovea centralis

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14
Q

Sensitive to red green or blue
Color blindness results from deficiency of

A

Retinal cones

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15
Q

Medical dr

A

Ophthalmologist

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16
Q

Wax producing, in the first part of the canal, lines tubes

A

Ceruminous glands

17
Q

Wax

A

Cerumen

18
Q

First bone shaped like a hammer
(Mallet)

A

Malleus

19
Q

Handle like part is attached to

A

Tympanic membrane

20
Q

Innermost ossicle, shaped like the stirrup of a saddle

A

Stapes

21
Q

The base is in contact with the

A

Inner ear

22
Q

Eardrum

A

Tympanic membrane

23
Q

Receptors for hearing

A

Hair cells, spiral organ of corti

24
Q

Cranial nerve for hearing

A

Vestibulocohlear

25
Q

Receptors for straight line happen in the

A

Vestibule

26
Q

Hair cells embedded in a gelatinous material called capulas

A

Cristae

27
Q

Responds to horizontal rotation
Forward and backward
Left right rotation

A

Cristae

28
Q

Sense of taste

A

Gustation

29
Q

First cranial nerve

A

Sense of smell

30
Q

Play and important part in maintaining muscle tone and good posture
Senses amount of tone in a muscle

A

Proprioceptors

31
Q

Two pathways that transmit pain to CNS

A

For active sharp pain
For slow chronic pain

32
Q

Pain that originates internally is experienced as coming from

A

A more superficial part, particularly the skin

33
Q

Light sensitive pigment in rods

A

Rhodopsin

34
Q

Lack of vitamin A, difficulty seeing in dim light

A

Night blindness