Chapter 20: Nitric oxide

Chapter 20: Nitric oxide

Complete Chapter Questions With Answers

Sample Questions Are Posted Below

MULTIPLE CHOICE

1. The effects exerted by nitric oxide include

1. stimulation of platelet aggregation
2. vasoconstriction
3. inhibition of smooth muscle proliferation
4. increased atherogenesis
5. inhibition of host defenses

Answer c: inhibition of smooth muscle proliferation

1. The primary action of inhaled nitric oxide is

1. vasoconstriction
2. pulmonary vasodilation
3. bronchoconstriction
4. cardiac stimulation
5. respiratory distress

Answer b: pulmonary vasodilation

1. Nitric oxide causes vasodilation by

1. decreasing formation of cyclic GMP
2. increasing formation of cyclic GMP
3. decreasing formation of cyclic AMP
4. increasing formation of cyclic AMP
5. increasing calcium influx

Answer b: increasing formation of cyclic GMP

1. In the gastrointestinal tract, nitric oxide serves to

1. inhibit gastric emptying
2. stimulate gastric emptying
3. inhibit peristalsis
4. inhibit gastric acid formation
5. cause constipation

Answer b: stimulate gastric emptying