- Acceleration of heart and lung action
- Paling or flushing, or alternating between both
- Inhibition of stomach and upper-intestinal action (digestion slows or stops)
- General effect on the sphincters of the body
- Dilation of blood vessels for muscles
- Inhibition of the lacrimal gland (responsible for tear production) and salivation
- Dilation of pupil
- Relaxation of bladder
- Auditory exclusion (loss of hearing)
- Tunnel vision (loss of peripheral vision)
- Disinhibition of spinal reflexes
- Shaking
Saturday, September 3, 2011
Fight or Flight Reactions
The sympathetic nervous system's fight or flight reactions to danger, real or imagined:
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