sense organs Flashcards

1
Q

receptor potential

A

graded potential

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2
Q

conversion of energy to another

A

transduction

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3
Q

changing of a stimulus to receptor potential

A

initial effect of stimulus on a sensory cell

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4
Q

sight-colors

A

modality

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5
Q

where is pain coming from

A

location of stimulus

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6
Q

other information types incluse

A

intensity and duration

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7
Q

refers to the type of stimulus or sensation it produces

A

modality

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8
Q

thermoreceptors

A

temperature

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9
Q

photoreceptors

A

light

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10
Q

mechanoreceptors

A

movement

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11
Q

chemoreceptors

A

pH

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12
Q

nocireceptors

A

pain

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13
Q

encoded by which nerve fibers are issuing signals to the brain

A

location

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14
Q

extroceptors

A

external

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15
Q

interoceptors

A

internal

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16
Q

a stomach ache would be considered

A

interoceptors

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17
Q

identify location and orientation

A

proprioceptors

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18
Q

warm and cold receptors

A

free nerve ending

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19
Q

receptors for light, touch, texture, shape

A

tactile disc

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20
Q

monitors movement of hair

A

hair receptors

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21
Q

nerve fibers wrapped in gleam cells and connective tissue

A

encapsulated endings

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22
Q

employ receptors that are widely distributed in the skin, muscles, tendons, joint capsules, and viscera. include sense of touch, pressure, stretch, heat/cold, and pain. also blood pressure and comp. structures are simple

A

general senses

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23
Q

limited to the head, innervated by cranial nerves, employ relatively complex sense organs. include vision , hearing, taste smell, and equillibrium

A

special senses

24
Q

originates from oral cavity

most taste receptors are found on dorsum of tongue

25
synapse with nerve ending s
taste cell
26
basal cells
stem cells
27
regenerate damaged/dead taste cells
basal cells
28
name five types of taste
``` sweet sour bitter salty umami ```
29
ant 2/3
facial
30
post 1/3
glossopharyngeal
31
roof of nasal cavity
olfactory mucosa
32
pinna, auditory canal, and eardrum are part of
outer ear
33
superior recess, auditory tube, medial wall are part of
middle
34
smallest bones in body
ossicles
35
malleous
hammer
36
incus
anvil
37
stapes
stirrups
38
prevent excessive movement of ossicles, limit vibrations going into ear, can adapt quickly to sound
tensor tympani, strapedius muscle
39
Inner bony includes
semicircular canals, vestibule, cochlea
40
similar composition as intracellular fluid
endolymph
41
similar composition as CSF
perilymph
42
cluster of hair along supra orbital margin
eyebrows
43
eyelids
palpabrae
44
palpebral fissure
gap between 2 eye lids
45
sebaceous
sty
46
tarsal
chalzion
47
has mucous membrane, lines inner aspect of eyelids, reflected onto the white part of visible eye
conjunctiva
48
lacrimal puncta
openings
49
flush the eyes, lubricate, protect
lacrimal secretion
50
SO4
super oblique, trochlear near IV
51
LR6
lateral rectus, abducens VI
52
Rest 3
oculomotor III
53
sclera
post 4/5. white tendons structure
54
cornea
ant 1/5. transparent
55
pupil
control how much light enters the eye