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what is nervousness

Why do we get nervous? What are the physiological changes that our fight or flight response do to our bodies? Very interesting questions that have been answered in this video.

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Channels: Biochemistry Interesting Science

Tags: fight flight nervous response

Uploaded by: ( Send Message ) on 03-10-2014. Dnatube suggest users to have interest in drug testing, mesothelioma, insurance, medical lawyers.

Duration: 2m 28s

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