perception of pleasure and pain

perception of pleasure and pain

Perception of
Pleasure and Pain
Presentation

Introduction:
lecture for a high school psychology class on the
perception of pleasure and pain

Cutaneous System Diagram

www.slideshare.net

Cutaneous Receptive Field

www.studyblue.com

Somatosensory Cortex

mva.me

Somatosensory
Cortex:
And how it relates to various systems in the body
that are sensitive to touch.

Somatosensory Cortex
role in the Perception of
Pleasure and Pain:

Somatosensory Cortex
role in the Perception of
Pleasure and Pain:
Mental or Physical?

Damaged Cutaneous System:




Albinism – Lack of Melanin



Anhidrosis-genetic issue with inability
to sweat

Eczema – redness, swelling, and even
itchiness and leaking of the skin





Athletes Foot – skin infection of the
foot

Boils – Skin abscess caused by
bacteria entering the hair follicles



Alopecia-localized loss of hair

Damaged Cutaneous
System:

Burns- Injury to tissue by heat, electricity, or
chemicals
1st degree – superficial epidermal lesion or
sunburn
2nd degree-effects epidermis and dermis
3rd degree- all layers are damaged

Quality of life with
Damaged Cutaneous
System: 

Quality of life with Damaged
Cutaneous System: 
• Insecurities
• Anger
• Confusion
• Depression
• Withdrawal
• Loneliness
• Pain

http://www.ucalgary.ca/pip369/files/pip369/Skin_all_400.jpg

Conclusion:









The cutaneous senses are responsible for the perceptions of touch and pain, that are caused by stimulation of the
skin
Cutaneous receptors in the skin are distributed all over the body, and each carry messages to locations in the brain
through pathways in the spinal cord
The Somatosensory system, includes: the cutaneous senses, which are responsible for perceptions such as touch and
pain
The somatosensory cortex (postcentral gyrus) receives tactile information from the body
neuroimaging and neuropsychological studies have found...

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