The drug Atropine blocks the action of of acetylcholine on structures innervated by post-ganglionic cholinergic neurones.

State precisely which part of the nervous system will be affected by atropine and suggest why atropine might be used during anesthesia.

Answer:

It acts on the parasympathetic branch of the autonomic nervous system.

It is used to prevent excessive secretion of saliva, mucus. And prevent bronchial constriction. Also, stops heart slowing.

RM

Related Biology A Level answers

All answers ▸

What is the role of the kidneys in osmoregulation?


Describe the main evolutionary trend in digestion across the phyla: Platyhelminthes, Chordata and Annelida


Describe the synaptic transmission of a nerve impulse


When a new antigen is presented to the immune system, an immune response leads to antibodies are released. The second time this happens it is much faster - explain why