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Nervous system
Autonomic Functions
7
Anatomy
Undergraduate 1
04/17/2012

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Term
Autonomic functions do what
Definition
Control activities of involuntary organs.
Term
Most organs receive BOTH sympathetic and parasympathetic nerves but some, like the
Definition
Adrenal gland receive ONLY sympathetic nerves.
Term
The effects of the two divisions (para & sympathetic) are
Definition
Antagonistic to each other
Term
Parasympathetic division dominates during
Definition
Normal conditions
Term
Sympathetic division dominates during
Definition
An emergency
Term
Sympathetic effects:
Definition
Increase heart rate
Dilation of pupil
Dilation of bronchi
Inhibit digestion
Stimulate adrenal gland secretion
Term
Parasympathetic effects:
Definition
Decrease heart rate
Constriction of pupil
Constriction of bronchi
Stimulate digestion
No effect on adrenal gland (no nerves go to adrenal)
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