Since curare blocks nicotinic receptors, it stands to reason that this drug is often used to
a. tighten wrinkled skin.
b. block pain reactivity during tooth extractions.
c. minimize muscle weakness in persons suffering from myasthenia gravis.
d. dilate the pupils of the eyes.
e. induce relaxation during surgery.
Question 2
A drug that blocks acetylcholinesteras e in brain would be expected to
a. permanently damage brain cholinergic neurons.
b. decrease the amount of acetylcholine in the synapse.
c. increase the synaptic levels of acetylcholine.
d. alter the activity of the cholinergic autoreceptors.
e. reduce the rate of reuptake of acetylcholine into glial cells.
Types of Cholinergic Receptors and Their Actions
Some mechanisms of agonistic and antagonistic drug effects.
Illustration of a receptor on the surface of a cell with the drug. An agonist drug (key) binds to ...
Affinity of Neurotransmitters for Receptors
The conserved DNA-binding domain in steroid receptors
Taste Receptors