Loading presentation...

Present Remotely

Send the link below via email or IM


Present to your audience

Start remote presentation

  • Invited audience members will follow you as you navigate and present
  • People invited to a presentation do not need a Prezi account
  • This link expires 10 minutes after you close the presentation
  • A maximum of 30 users can follow your presentation
  • Learn more about this feature in our knowledge base article

Do you really want to delete this prezi?

Neither you, nor the coeditors you shared it with will be able to recover it again.


Nevaeh / Sierra

No description

Mike Graham

on 13 January 2017

Comments (0)

Please log in to add your comment.

Report abuse

Transcript of Nevaeh / Sierra

Nevaeh / Sierra
now you know why people yawn.
People yawn
Now a series of exments suggets a surpring reson for yawning it cools the brain.

When you start to yawn powerfull streatching of the jaw increeses blood flow .
hears a basic idea
yawing increeses blood flow in the neck face and head.
The deep intake of breath during a yawn
blood flow
Full transcript