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The actions of vasopressin and its receptors.
| Receptor | Location | Action |
|---|---|---|
| V1a | Vascular smooth muscle | Vasoconstriction |
| Myocardial hypertrophy | ||
| Platelets | Aggregation | |
| Myometrium | Uterine contraction | |
| V1b | Anterior pituitary | Adrenocorticotropin hormone release |
| V2 | Renal collecting tubule | Induction of aquaporin-2 |
| Free water absorption | ||
| Vascular endothelium | Release of von Willebrand factor | |
| Release of factor VIII | ||
