Sensory Systems Flashcards

1
Q

What are the types of senses?

A

1) Vision
2) Auditory
3) Pain
4) Touch
5) Vestibular (balance)
6) Kinesthetic (body position, movement)
7) Tempurature
8) Taste
9) Smell

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2
Q

What are the types of stimuli?

A

1) Electromagnetic
2) Mechanical
3) Thermal
4) Chemical

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3
Q

Name the electromagnetic stimuli.

A

Vision

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4
Q

Name the mechanical stimuli.

A

1) Hearing
2) Touch
3) Pain
4) Vestibular
5) Kinesthetic

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5
Q

Name thermal stimuli.

A

1) Cold
2) Warmth

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6
Q

Name chemical stimuli.

A

1) Taste
2) Smell

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7
Q

What is the significance of perception and sensation?

A

Up until the point of perception, you don’t know something is happening.

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8
Q

What are types of sensory receptors?

A

1) Chemoreceptors
2) Mechanoreceptors
3) Photoreceptors
4) Thermoreceptors

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9
Q

What is an example of photoreceptors stimuli?

A

Photons of light.

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10
Q

What are examples of thermoreceptors stimuli?

A

Varying degress of heat.

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11
Q

What are examples of mechanoreceptors stimuli?

A

Plessure (barorecptors), cell stretch (osmoreceptors), vibration, acceleraction, sound.

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12
Q

What are examples of chemoreceptors stimuli?

A

Oxygen, pH, various organic molecules such as glucose.

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13
Q

What is sensory processing?

A

Filtering hte environment information (stimuli) influencing quality/quantity of information.

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14
Q

What does sensory registry do?

A

Prolongs stimuli after it is no longer physically present.

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15
Q

What does verdical do?

A

Verdical preserves most of the physical details of the stimuls.

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16
Q

Does sensory registry last long?

A

No. It rapidly decays.

17
Q

Does sensory registry require any attention?

A

No it does not require any attention.

18
Q

From the time of sensory registry, what must happen?

A

Must use attention to “preceive” or recognize the stimulus.

19
Q

What is perceptual encoding?

A

Preceputal encoding registers “what is it”

20
Q

Do reactions happen instentanously?

A

No. Reactions to sensations take time to register.

21
Q

What is the sensory receptor reaction time?

A

1-38 msec

22
Q

What is the neural transmission to brain reaction times?

A

2-100

23
Q

What is the cognitive-processing delays (brain) reaction times?

A

70-300

24
Q

What are neural transmission to muscles reaction times?

A

10-20 msec.

25
Q

What are muscle latency and activation time reaction times?

A

113-528 msec.