give the mode of transmission in following diseases a] syphilis b] tuberculosis c] jaundice d] cholera
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Answer:
Syphilis is transmitted from person to person by direct contact with a syphilitic sore, known as a chancre. ... Transmission of syphilis can occur during vaginal, anal, or oral sex. In addition, pregnant women with syphilis can transmit the infection to their unborn child.
Tuberculosis bacteria are spread through the air from one person to another. The TB bacteria are put into the air when a person with TB disease of the lungs or throat coughs, speaks, or sings. People nearby may breathe in these bacteria and become infected.
jaundice This condition is contracted through contact with contaminated soil or water as well as contact with the blood, urine, or other tissues of animals that have the disease. Yellow fever. This is a viral illness that is spread by mosquitoes, most commonly in parts of the world such as Africa and South America.
cholera Vibrio cholerae is the causative agent responsible for cholera. It is a bean-shaped bacterium with a long tail that it uses for self-propulsion. The bacteria are transmitted between humans through the fecal-oral route; a bite of contaminated food or a sip of contaminated water can cause infection.