Zoology - Human Health and Diseases Question with Solution | TestHub

Pneumonia is caused byStreptococcus pneumoniaandHaemophilus influenza.

Mode of infection: By inhaling the droplets/aerosols released by an infected person. By sharing glasses and utensils with an infected person.

Pathway: Entry of pathogen in respiratory tract → Infection of alveoli → Alveoli get filled with fluid → Severe breathing problems.

Sign and symptoms: Fever, chills, cough, and headache. Lips and fingernails may turn gray to bluish in severe cases.