Dopamine and M receptors

Dopamine blood vessels, renal, coronary, cerebral

Relax, dilate
Dopamine SNS nerve terminals (D2)

Decreased NE release
M3 lung bronchi

Contract
M3 Sphinctir of iris

Contract - miosis
M3 ciliary muscle of eye

Contract for near vision
M3 bladder detrusor muscle

Contract
M3 bladder external sphincter

Relax
M3 GI tract

Increase motility and secretion
M3 salivary, sweat, lacrimal and bronchial glands

Increase secretion
M3 male sex organs

Erection
M2 in heart
- negativce inotropic
- negative chronotropic
- AV block
M2 PRESYNAPTIC NERVE TERMINAL

Decreased release of NE and ACh

Author

jaguavai

ID

119870

Card Set

Dopamine and M receptors

Description

Dopamine and M receptor responses

Updated

2011-11-30T20:58:35Z

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