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Anatomy and Physiology > SPECIAL SENSES 15PTS > Flashcards

SPECIAL SENSES 15PTS Flashcards

1
Q

nerve endings that respond to the
stimuli by activating action potential

A

SENSORY receptor

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2
Q

respond to mechanical stimuli

A

Mechanoreceptors

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3
Q

respond to chemicals

A

Chemoreceptors

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4
Q

responds to light

A

Photoreceptors

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5
Q

responds to temperature

A

Thermoreceptors

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6
Q

responds to pain

A

Nocicereceptors

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7
Q

may be somatic or visceral

A

General

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8
Q

Specific

A

Special senses

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8
Q

3 types of physical phone

A

Localized, defused, radiated

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9
Q

coming from 1 part of the body

A

Localized

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9
Q

spread
Ex: headache spreading through your lobes

A

Radiated

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10
Q

Not the direct source of the stimulus

A

Referred

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11
Q

detects light & touch & superficial
pressure

A

Merkel Cells

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12
Q

detects light touch

A

Hair follicle pressure

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13
Q

Responsible for smell

A

Nose

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14
Q

How many diff smells

A

10,000

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15
Q

odor is dissolved

A

Nasal Cavity

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16
Q

picking up the odor, polarizing, and carrying
to the olfactory

A

Dendrite

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17
Q

will deliver

A

Axon

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18
Q

frontal lobe & temporal lobe processes the smell

A

CN1

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19
Q

Soft tissue that is prone in the upper respiratory
function

A

Tongue

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20
Q

taste buds are located

A

Papillae

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21
Q

contains taste cell & taste hair

A

Taste buds

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22
Q

parietal lobe processes the taste

A

CN9

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23
Q

surface of the eyeball that’s covered in
a special type of epithelium

A

Conjunctiva

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24
Q

consists of the lacrimal gland &
ducts that drain tears into the nasal cavity

A

Lacrimal apparatus

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25
Q

produces tears

A

Lacrimal gland

26
Q

canals that collects the tears

A

Lacrimal canaculi

27
Q

goes down to the sac that connects to nasal

A

Lacrimal sac

28
Q

Keeps eye shape

A

Fibrous tunic

29
Q

Firm white eye that is a connective tissue
➔ Protects internal structure of the eye

A

Sclera

30
Q

Transparent interior that permits light to enter
➔ May refract or bend as the light enters

A

Cornea

31
Q

Rich blood nutritive tunic that contains a dark
pigment

A

Corocoid

31
Q

Consists of the iris, ciliary body & choroid layer
▪ Iris
▪ Colored part of the eye
▪ increases or decreases the size of the pupil in
accordance to how bright the light is

A

Vascular tunic

32
Q

Anterior part of the vascular tunic
➔ Attached to the lens by a suspensory ligament
called ciliary zonule

A

Cilliary body

33
Q

Biconvex & flexible, not fixed in shape

A

Lens

34
Q

Provides nutrients in the inner part of the eye

A

Anterior aqueous segment

35
Q

Jelly-like substance
➔ Helps the pressure in the eye

A

Posterior vitreous segment

36
Q

constrict

A

Peripheral

37
Q

Dilate

A

Sympathetic

38
Q

Fluid pressure of the eye

A

Intraocular pressure

39
Q

Normal IOP –

A

10-21

40
Q

Increased IOP

A

Glaucoma

41
Q

Optic (helps to see)

A

Cn2

42
Q

movement of the eye)

A

Cn 3,4

43
Q

Comes out or exits the eye at a spot known as the
optic disc or our blind spot

A

Optic nerve

44
Q

Blind spot

A

Optic disc

45
Q

Fibers from the medial side of each eye cross over
to the opposite side of the brain

A

Optic chiasm

46
Q

Result of the fiber tracts

A

Optic tracts

47
Q

outside portion of the head going to tympanic
membrane

A

External ear

48
Q

The ear
➔ surrounds the auditory canal opening
➔ Made out of cartilage & doesn’t have any bone

A

Auricular pinna

49
Q

Short narrow chamber carved into the temporal
bone of the skull

A

External meatus

50
Q

skin-lined walls that secrete
cerumen

A

Cerominous glands

51
Q

provides a sticky trap
for foreign bodies & repels insects

A

Cerumen

52
Q

Tympanic membrane

A

separates the external from
the middle ear

53
Q

Small, air-filled, mucosa-lined cavity within the
temporal bone

A

Tympanic activity

54
Q

bony wall with 2 openings

A

Oval window

55
Q

membrane-covered

A

Round window

56
Q

Connection to the nasopharynx

A

Auditory eustuchean tube

57
Q

Smallest bone

A

Auditory ossicles

58
Q

attached to the medial

A

Malleus

59
Q

connects malleus and stapes

A

Incus

60
Q

seated at the oval window surrounding
flexible ligaments

A

Stapes

61
Q

snail shaped cavity
➔ Sensitive in auditory sensation

A

Cochlea

62
Q

key components for postural reflexes and
eye movement
➔ Situated between semicircular canals & cochlea

A

Vestibule

63
Q

helps in hearing

A

Cn 8

64
Q

helps in balancing
➔ orientated at right angles

A

Semicircular canal

Anatomy and Physiology (8 decks)

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