Question

Name the causative agent of typhoid in humans. Name the test administered to confirm the disease. How does the pathogen gain entry into the human body? Write the diagnostic symptoms and mention the body organ that gets affected in severe cases.

Answer 1

The causative agent of typhoid - Salmonella typhi.

Test administered to confirm disease - Widal test.

Pathogens enter the human body through contaminated food and water.

Symptoms of typhoid are:
(a) Constant high fever
(b) Weakness and headache
(c) Stomach pain
(d) Loss of appetite
Intestinal (small intestine) perforation in severe cases may cause death.