Infectious diseases commonly spread through the direct transfer of bacteria, viruses or other germs from one person to another. This can happen when an individual with the bacterium or virus touches, kisses, or coughs or sneezes on someone who isn’t infected.
What are the 4 ways that diseases are spread?
Germs can spread from person to person through:
- the air as droplets or aerosol particles.
- faecal-oral spread.
- blood or other body fluids.
- skin or mucous membrane contact.
- sexual contact.
What are two ways bacteria can spread?
5 Common Ways Germs are Spread
- Nose, mouth, or eyes to hands to others: Germs can spread to the hands by sneezing, coughing, or rubbing the eyes and then can be transferred to other family members or friends.
- Hands to food:
- Food to hands to food:
- Infected child to hands to other children:
- Animals to people:
What are the 4 main ways diseases are spread by direct contact?
Examples of direct contact are touching, kissing, sexual contact, contact with oral secretions, or contact with body lesions. Indirect contact infections spread when an infected person sneezes or coughs, sending infectious droplets into the air.
Which disease is caused by bacteria?
Microbes that cause disease are called pathogens….Microbes and disease.
| Infectious disease | Microbe that causes the disease | Type of microbe |
|---|---|---|
| Bubonic plague | Yersinia pestis | Bacterium |
| TB (Tuberculosis) | Mycobacterium tuberculosis | Bacterium |
| Malaria | Plasmodium falciparum | Protozoan |
| Ringworm | Trichophyton rubrum | Fungus |
What common diseases are caused by bacteria?
Other serious bacterial diseases include cholera, diphtheria, bacterial meningitis, tetanus, Lyme disease, gonorrhea, and syphilis.
What are bacterial diseases?
Most Deadly Bacterial Infections
- Tuberculosis.
- Anthrax.
- Tetanus.
- Leptospirosis.
- Pneumonia.
- Cholera.
- Botulism.
- Pseudomonas Infection.
What are 6 ways that communicable diseases can be spread?
How do these communicable diseases spread?
- physical contact with an infected person, such as through touch (staphylococcus), sexual intercourse (gonorrhea, HIV), fecal/oral transmission (hepatitis A), or droplets (influenza, TB)
- contact with a contaminated surface or object (Norwalk virus), food (salmonella, E.
What are some illnesses caused by bacteria?
Common pathogenic bacteria and the types of bacterial diseases they cause include:
- Escherichia coli and Salmonella cause food poisoning.
- Helicobacter pylori cause gastritis and ulcers.
- Neisseria gonorrhoeae causes the sexually transmitted disease gonorrhea.
- Neisseria meningitidis causes meningitis.
What are the diseases caused by bacteria and viruses?
Bacteria and protozoans are microscopic one-celled organisms, while viruses are even smaller. Fungi grow like plants, and helminths resemble worms….Viruses are responsible for causing many diseases, including:
- AIDS.
- Common cold.
- Ebola virus.
- Genital herpes.
- Influenza.
- Measles.
- Chickenpox and shingles.
How do bacteria spread from person to person?
Bacterial infections may also spread by indirect contact when disease-causing bacteria are picked up by a healthy person from the surroundings. Insects and mosquitoes also carry bacteria and transfer them while biting a healthy uninfected person. By eating contaminated food and water.
How do bacteria cause infection?
Bacteria cause infection by secreting toxins inside the body. They also excrete toxins that cause diseases or are even capable of producing toxins internally in the body. There are numerous kinds of bacteria that are harmful and cause infection or diseases when humans come in contact with them.
What are some examples of diseases caused by bacteria and viruses?
Common examples of diseases caused by viruses are the common cold, influenza, dengue fever and AIDS. Diseases like typhoid fever, cholera, tuberculosis and anthrax are caused by bacteria. Many common skin infections are caused by different kinds of fungi. Protozoan microbes cause many familiar diseases, such as malaria and kalaazar.
How are diseases spread through water?
Diseases can also be spread through water. This occurs if the excreta from someone suffering from an infectious gut disease, such as cholera, get mixed with the drinking water used by people living nearby. The cholera causing microbes will enter new hosts through the water they drink and cause disease in them.
