| Term 
 
        | What do cholinergics (parasympathomimetics) mimic? |  | Definition 
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        | Term 
 
        | What are the two types of cholinergic receptors? |  | Definition 
 
        | muscarinic receptors and nicotinic receptors. |  | 
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        | Term 
 
        | what do muscarinic receptors do? |  | Definition 
 
        | they stimulate smooth muscle and slow the heart rate |  | 
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        | Term 
 
        | what do nicotinic receptors do? |  | Definition 
 
        | they affect the skeletal muscles |  | 
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        | Term 
 
        | what do direct acting cholinergic drugs do? |  | Definition 
 
        | the active a tissue response |  | 
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        | Term 
 
        | what do indirect acting cholinergic drugs  do? |  | Definition 
 
        | they inhibit the action of enzyme cholinesterase by orming a chemical complex, thus permitting actylcholine to persist and attach  to the receptor |  | 
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