EXERCISES, LESSON 4
INSTRUCTIONS: Answer the following exercises by marking the lettered response
that best answers the question or completes the incomplete statement.
After you have completed all of these exercises, turn to "Solutions to Exercises"
at the end of the lesson and check your answers. For each exercise answered
incorrectly, reread the material referenced with the solution.
The nerve endings of the parasympathetic nervous system release a substance
responsible for a combination of effects referred to as cholinergic effects. What
is the name of this substance?
What effects should a parasympathomimetic drug produce?
What is the basic effect of an anticholinergic drug?
a. It enhances the action of the sympathetic nervous system.
b. It blocks the action of the sympathetic nervous system.
It enhances the action of the parasympathetic nervous system.
d. It blocks the action of the parasympathetic nervous system.