bacteria take paths such as contaminated food, water, air,etc to enter the human body. improper sanitation facilities, filthy surroundings, infected or carrier insects (and animals, eg, rabid dogs) are the means of their transmission and spread.
The weight of bacteria in human body is estimated to be 1 to 2 percent of the entire body mass. Bacteria is useful and can be harmful to the body.
There are trillions of good bacteria present in the human body.
How does hydrogen enter the human body?
The bacteria that causes typhus is Rickettsia, these are intracellular parasites - meaning that they survive within the cells of a human body. The bacteria is usually transmitted through the feces of lice and fleas. When a flea or lice carrying the bacteria bites a human, the person will usually scratch the bite - allowing the feces containing the bacteria to enter the skin, infecting that person.
Yes, there is bacteria in our body. They enter by various means such as from the air we breathe in, from the water we drink and also from the food we eat. They also enter our body on touching a dirty place or thing.
The cut allows a passage way for bacteria to enter your body. The bacteria enter. The infection forms because of the bacteria.
an infection.
Bacteria
AnswerAerosols containing bacteria can infect people, so they catch diseases.AnswerPollutants can enter the human body causing:allergic reactionscancerAsthmabirth defectsskin irritationsassorted toxic effectsreproductive problemsthe sun and the moon collide
your body
RECTUM
Pathogenic salmonella can enter the human body through contaminated food or water. Once ingested, the bacteria can survive the acidic environment of the stomach and reach the intestine where they invade the intestinal cells, leading to infection. Salmonella can overcome the body's natural defenses by producing toxins and triggering inflammation, allowing the bacteria to multiply and spread within the body.