Recycling

منا وجوا كلش مهم مهم مهم

Muscarinic receptor vs nicotinic receptors

Nicotinic...
Nm>> neuromuscular junction
•Contraction of muscle and movement
...
Nn >>> in ganglia >> excition
Leads to transport of action potential inside neuron and in Thus release of ACH in synaptic cleft

M1 :
يشتغل هم ع
neuron cell ( presynaptic)
بحيث يسوي negative feedback inhibitors for ACH
...
Nitric oxide : من يتحفز راح يطلع البوتاسيوم برا خلية فيسبب تثبيط لل
Gprotein
مما يسبب relaxation

Nicotine receptor

Muscarinic receptor

Acetylcholine

Contraindications: asthma

Bethanechol

Carbachol

Pilocarpine