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Anatomy 1 > Special Senses > Flashcards

Special Senses Flashcards

1
Q

How can our receptors be classified?

A

Location, Structural Complexity, & Type of Stimulus

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2
Q

What are the 5 classes of receptors?

A

Mechanoreceptors, Thermoreceptors, Photoreceptors, Chemoreceptors, Nocireceptors,

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3
Q

What type of receptor reacts to light?

A

Photoreceptor

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4
Q

What type of receptor reacts to temperature?

A

Thermoreceptor

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5
Q

What type of receptor reacts to taste?

A

Chemoreceptor

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6
Q

What type of receptor reacts to mechanical forces?

A

Mechanoreceptors

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7
Q

What type of receptor reacts to pain?

A

Nociceptors

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8
Q

What is adaptation?

A

This is when a receptor becomes less and less responsive to stimuli, which means that it adapts to it.

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9
Q

What type of receptor does not typically adapt?

A

Nociceptors, or pain receptors do not typically adapt.

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10
Q

What is very adaptable?

A

Smell

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11
Q

What are 2 main types of receptors?

A

Unencapsulated and Encapsulated

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12
Q

Are Merkel’s Discs found in unencapsulated or encapsulated receptors?

A

Unencapsulated

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13
Q

What are Merkel’s Discs?

A

These are disc shaped cells found in the epithelium, often on fingertips, that detect soft touches on the skin.

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14
Q

What are root hair plexuses?

A

These are found in unencapsulated endings and are free nerve endings that are wrapped around hair follicles

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15
Q

Where are Messiner’s Corpuscles found?

A

Encapsulated Endings

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16
Q

What do Messiner’s Corpuscles do?

A

They detect soft touch and are found in hairless areas.

17
Q

Where are Krause’s End Bulbs found?

A

Mucous Membranes

18
Q

What do Krause’s End Bulbs Detect?

A

Touch

19
Q

Are Pancinian Corpuscles encapsulated or unencapsulated?

A

Encapsulated

20
Q

Where are Pancinian Cospuscles found?

A

Subcutaneous Tissue, Interosseous Membranes (the tissue between the tibia and fibula), and mesentaries of the gut

21
Q

Are Pancinian Corpuscles simple or complex?

A

Simple

22
Q

Are Ruffini’s Corpuscles found in hairy or glaborous skin?

A

Both

23
Q

What is the function of Ruffini’s Corpuscles?

A

To detect low frequency vibration or pressure

24
Q

The warm receptors of thermoreceptors respond to temperature within what temperature?

A

77 degrees F to 113 degrees F

25
Q

What temperatures are included for cold receptors?

A

50 degrees F to 68 degrees F

26
Q

What is referred to as a pain receptor?

A

Nociceptor

27
Q

What receptor is not found in the brain?

A

Nociceptor

28
Q

What are the 3 main special senses we have?

A

Sight, Taste, Hearing

29
Q

What are chemical senses divided to?

A

Taste (Gustation) and Smell (Olfaction)

Anatomy 1 (5 decks)

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