Question

what are pathogen?How do they enter human body ? Name any three diseases caused by these pathogens​

Answer 1

Answer:

Humans can be infected with many types of pathogens including prions, viruses, bacteria, and fungi. Viruses and bacteria that infect humans can cause symptoms such as sneezing, coughing, fever, vomiting, and even lead to death.

Microorganisms capable of causing disease—pathogens—usually enter our bodies through the mouth, eyes, nose, or urogenital openings, or through wounds or bites that breach the skin barrier. Organisms can spread—or be transmitted—by several routes.

Diseases caused by pathogens

common cold.

flu.

meningitis.

warts, including genital warts.

oral and genital herpes.

chickenpox/shingles.

measles.

viral gastroenteritis, including norovirus and rotavirus.