Polio is transmitted by ingestion of water contaminated with feces containing polio virus. what portal of entry does polio virus use?

a) skin only
b) parenteral only
c) mucous membranes only
d) skin and parenteral
e) skin, parenteral, and mucous membranes

Polio also known as poliomyelitis is a contagious disease caused by a virus attack in the nervous system . Polio viruses uses all the given ways to enter the body .

Explanation:   E. skin , parenteral , and mucous membranes .

As the virus gets in contact with the skin , around the area affected with contaminated water of human waste . Parenteral  the area inside the body but outside the intestine can be easily affected by the virus. The mucus membrane is the line that covers the surface of the internal organs affecting it .