Functional Consequences of Normal Ans Activation
| Sympathetic | Parasympathetic | |
|---|---|---|
| Heart rate | Increased | Decreased |
| Blood pressure | Increased | Mildly decreased |
| Bladder | Increased sphincter tone | Voiding (decreased tone) |
| Bowel motility | Decreased motility | Increased |
| Lung | Bronchodilation | Bronchoconstriction |
| Sweat glands | Sweating | — |
| Pupils | Dilation | Constriction |
| Adrenal glands | Catecholamine release | — |
| Sexual function | Ejaculation, orgasm | Erection |
| Lacrimal glands | — | Tearing |
| Parotid glands | — | Salivation |
Abbreviation: ANS, autonomic nervous system.