Question

1. A child is brought into the hospital because she has consumed a number of wild mushrooms. She has been vomiting and also has diarrhea, in addition, her vitals indicate she has a very slow heart rate. The doctors suspect that the mushrooms she ate contained muscarine – a muscarinic receptor agonist. Realizing that this substance alters synaptic transmission, the doctors give her a drug to counteract its affects.
   1. Diagram all the features associated with synaptic transmission involving muscarinic receptors.
   2. On what tissues would these receptors be found?
   3. Which motor divisionwould use these receptors?
   4. Discuss the features associated with this motor division.

Answer 1

b) This receptors are found in heart, gastric glands, CNS, autonomic ganglia, iris , ciliary muscle, exocrine glands.

c) Parasympathetic division of the autonomic nervous system.

d)