What Is The Mode Of Transmission And Causative Agent Of Tuberculosis And Common Cold?

What is the causative agent of tuberculosis?

Tuberculosis (TB) is caused by a bacterium called Mycobacterium tuberculosis.

The bacteria usually attack the lungs, but TB bacteria can attack any part of the body such as the kidney, spine, and brain.

Not everyone infected with TB bacteria becomes sick..

How is tuberculosis transmitted quizlet?

How is TB spread? it is spread from one person or animal by coughing, sneezing, talking, spit, singing. The tubercle bacillus inside their lungs are sent out into the air where it remains for hours. Have a TB infection but the bacteria remains in your body inactive; dormant.

Is TB contagious by kissing?

This means that being near someone with TB disease when they cough, sneeze, or even talk close to your face for an extended period of time puts you at risk for infection. Kissing, hugging, or shaking hands with a person who has TB doesn’t spread the disease.

Can TB transmitted sexually?

TB is not spread through sexual intercourse or kissing or other touch. TB bacteria are spread through the air from one person to another. When a person who has TB disease of the lungs or throat coughs, speaks, or sings, TB bacteria are spread in the air.

Does Tuberculosis stay in your system forever?

Many people who have latent TB infection never develop TB disease . In these people, the TB bacteria remain inactive for a lifetime without causing disease . But in other people, especially people who have weak immune systems, the bacteria become active, multiply, and cause TB disease .

How can I protect my family from TB?

To help prevent the spread of TB to your family or friends you should:avoid face-to-face contact as much as possible – so don’t go to social gatherings or places where people get together, such as places of worship – use the phone or internet to keep in touch.cover your mouth when coughing or sneezing.More items…

What is an example of a causative agent?

Causative agents include bacteria, viruses, and parasites. Examples of bacterial diseases include pneumococcal pneumonia and gonorrhea. Viral diseases include influenza, measles, and ebola. Parasitic diseases include malaria and schistosomiasis.

What is the mode of transmission of tuberculosis?

tuberculosis is carried in airborne particles, called droplet nuclei, of 1– 5 microns in diameter. Infectious droplet nuclei are generated when persons who have pulmonary or laryngeal TB disease cough, sneeze, shout, or sing. TB is spread from person to person through the air.

Can you get TB from kissing?

You cannot get TB germs from: Saliva shared from kissing. TB is NOT spread through shaking someone’s hand, sharing food, touching bed linens or toilet seats, or sharing toothbrushes.

How can you protect yourself from tuberculosis?

Stop the Spread of TBTake all of your medicines as they’re prescribed, until your doctor takes you off them.Keep all your doctor appointments.Always cover your mouth with a tissue when you cough or sneeze. … Wash your hands after coughing or sneezing.Don’t visit other people and don’t invite them to visit you.More items…•Dec 16, 2020

Who is most at risk for tuberculosis?

Persons who have been Recently Infected with TB Bacteria Persons who have immigrated from areas of the world with high rates of TB. Children less than 5 years of age who have a positive TB test. Groups with high rates of TB transmission, such as homeless persons, injection drug users, and persons with HIV infection.

How is tuberculosis treated today?

If you have an active TB disease you will probably be treated with a combination of antibacterial medications for a period of six to 12 months. The most common treatment for active TB is isoniazid INH in combination with three other drugs—rifampin, pyrazinamide and ethambutol.

Where does tuberculosis come from?

tuberculosis was originated in East Africa about 3 million years ago. A growing pool of evidence suggests that the current strains of M. tuberculosis is originated from a common ancestor around 20,000 – 15,000 years ago.

Is tuberculosis contagious by touch?

You can’t get TB by touching an infected person. Tuberculosis germs don’t stick to clothing or skin; they hang out in the air. You also can’t get TB by: Giving an infected person a hug or a kiss.

What body part is primarily affected by tuberculosis?

Tuberculosis (TB) is a disease caused by germs that are spread from person to person through the air. TB usually affects the lungs, but it can also affect other parts of the body, such as the brain, the kidneys, or the spine.

What is the agent of TB quizlet?

Tuberculosis (TB) is a potentially fatal contagious disease that can affect almost any part of the body but is mainly an infection of the lungs. It is caused by a bacterial microorganism, the tubercle bacillus or Mycobacterium tuberculosis.

How is tuberculosis transmitted from person to person what is the pathogen that causes tuberculosis?

Tuberculosis is caused by bacteria that spread from person to person through microscopic droplets released into the air. This can happen when someone with the untreated, active form of tuberculosis coughs, speaks, sneezes, spits, laughs or sings. Although tuberculosis is contagious, it’s not easy to catch.

Can I marry a girl with TB?

For example, if, due to TB and its lengthy treatment, a woman’s marriage to her cousin does not go ahead, then it is not her last opportunity to marry if she has many other as yet unmarried cousins to marry once she is in good health again.

What happens if you test positive for tuberculosis?

A positive TB test result means only that TB bacteria has been detected. It does not indicate whether the person has active TB or a latent infection. This requires additional testing. TB disease can be diagnosed by medical history, physical examination, chest X-ray, and other lab tests.

Can you have TB without coughing?

Although tuberculosis is most well-known for causing a distinctive cough, there are other types of tuberculosis in which individuals don’t experience the symptom at all. Two types of the disease don’t produce a cough: Bone and joint TB and latent TB.

Where is Mycobacterium tuberculosis commonly found?

Tuberculosis (TB) is an acute or chronic bacterial infection found most commonly in the lungs.