Dopamine and M receptors

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  1. Dopamine blood vessels, renal, coronary, cerebral
    Relax, dilate
  2. Dopamine SNS nerve terminals (D2)
    Decreased NE release
  3. M3 lung bronchi
    Contract
  4. M3 Sphinctir of iris
    Contract - miosis
  5. M3 ciliary muscle of eye
    Contract for near vision
  6. M3 bladder detrusor muscle
    Contract
  7. M3 bladder external sphincter
    Relax
  8. M3 GI tract
    Increase motility and secretion
  9. M3 salivary, sweat, lacrimal and bronchial glands
    Increase secretion
  10. M3 male sex organs
    Erection
  11. M2 in heart
    • negativce inotropic
    • negative chronotropic
    • AV block
  12. M2 PRESYNAPTIC NERVE TERMINAL
    Decreased release of NE and ACh
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ID
119870
Card Set
Dopamine and M receptors
Description
Dopamine and M receptor responses
Updated
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