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| | | |
| === β Adrenoceptors === | | === β Adrenoceptors === |
| + | |
| + | * Progesterone increases the number of β Adrenoceptors |
| + | * Inhibit contractions |
| + | * Agonists delay parturition e.g. Clenbuterol |
| + | * Antagonists induce parturition e.g. Carazolol |
| | | |
| == Parasympathetic == | | == Parasympathetic == |