Boddities | Episode 7 | Why do our fingers get wrinkly in water?
Interactive Video
•
Health Sciences, Biology
•
7th - 12th Grade
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
The video explores the scientific mystery behind pruney fingers, explaining how water permeates the skin, triggering the sympathetic nervous system to constrict blood vessels, leading to wrinkling. It discusses the unique properties of glabra skin on fingertips and suggests an evolutionary purpose for improved grip in wet conditions. The video concludes with practical implications of this phenomenon.
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2 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
Discuss the evolutionary purpose of pruney fingers in primates.
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
How does the process of wrinkling help in gripping wet items?
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OFF
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