Question

Describe the antagonistic effects of the sympathetic and parasympathetic divisions in the function of: salivary glands, gastric and intestinal glands, lung muscle, heart-arterioles, cardiac muscle, urinary bladder and sex organs.

Answer 1

The antagonistic effects of the sympathetic and parasympathetic divisions in the function of following glands and organs are:-

	SYMPATHETIC	PARASYMPATHETIC
SALIVARY GLANDS	Inhibits salivation	Stimulates saliva
GASTRIC AND INTESTINAL GLANDS	Reduces secretion of gastric and instestinal glands	Increases secretion of gastric and istestinal glands
LUNG MUSCLE	Dilates bronchii	Constricts bronchii
HEART ARTERIOLES	Constricts arterioles of heart	Dilates arterioles of heart
CARDIAC MUSCLE	Increases contraction of cardiac muscle	Decreases contraction of cardiac muscle
URINARY BLADDER	Relaxes urinary bladder	Contracts urinary bladder
SEX GLANDS	Inhibition of the vas deferens, seminal vesicles and prostate in males and vaginal glands in females.	Excitation of the vas deferens, seminal vesicles and prostate in males and vaginal glands in females.