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10 Cards in this Set
- Front
- Back
What are the two types of ACh receptors?
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Nicotinic and Muscarinic
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Where are N1 ACh receptors found?
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skeletal muscle, blocked by curare
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Where are N2 ACh receptors found?
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Between pre and postsynaptic neurons in the ANS
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Where are Muscarinic ACh receptors found?
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Smooth and cardiac muscle, glands. Blocked by atropine.
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What are the two types of adrenergic receptors?
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alpha and beta
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Where are alpha1 receptors found?
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smooth muscle in blood vessels (vasoconsricts through G proteins)
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Where are alpha2 receptors found?
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Membrane of presynaptic cells. Acts as an autoreceptor for the release of NE from axon terminal (Gi)
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Where are beta1 receptors found?
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Cardiac muscle, increases heart rate and contraction force (Gs)
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Where are beta2 receptors found?
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GI tract, relaxes GI smooth muscle (Gs)
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Where does glycine usually act?
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Spinal cord (inhibitory)
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