Parasympathetic Nervous System

Question 1

Effect on cardiac muscle contraction

Answer 1

• decreases

results in decreased cardiac output of blood

Question 2

Effect on smooth muscle in bronchioles

Answer 2

• contracted

results in bore of the tube becomes restricted causing decreased volume of air to enter the lungs

Question 3

Effect on smooth muscle in intestinal wall

Answer 3

• increased rate of contraction

results in an increased rate of peristalsis

Question 4

Effect on the secretory glands in intestinal wall

Answer 4

• stimulates activity

results in an increased production of intestinal secretions

Question 5

Effect on adrenal gland

Answer 5

• none

there is no parasympathetic connection to the adrenal gland