Widal Test and Typhoid Fever

Which disease did Mary Mallon, also known as Typhoid Mary, spread as a carrier?

What are the symptoms of pneumonia?

Which bacteria are responsible for pneumonia?

How is the common cold transmitted from an infected person to a healthy person?

Which part of the body does the common cold primarily infect?

Which group of viruses cause the common cold?

How long do the symptoms of the common cold usually last?

Which disease is caused by a tiny protozoan called Plasmodium?

How is malaria transmitted to a healthy person?

What is the primary symptom of malaria?

Which species of Plasmodium is responsible for malignant malaria?

What is the infectious form of Plasmodium that enters the human body?

Which cells in the human body do the Plasmodium parasites initially multiply within?

What is responsible for the chill and high fever recurring every three to four days in malaria?

Which organism is the vector for transmitting the malarial parasite?

How many hosts does the malarial parasite require to complete its life cycle?

Which part of the mosquito's body stores the sporozoites?

What is the name of the toxic substance released by the rupture of red blood cells in malaria?

Which form of Plasmodium is stored in the mosquito's salivary glands?

How are the Plasmodium parasites introduced into a human's body when a mosquito bites them?