What Is Communicable Disease Class 8?

What are communicable diseases Ncert?

1.3 communIcable dIseases These diseases are caused by certain infectious agents which may be bacteria or viruses.

These are capable of being transmitted from person to person or from the environment to person..

What is the other name of communicable disease?

What is another word for communicable disease?infectious diseasetransmissible diseasecontagious diseaseinfection

How many types of communicable disease are there?

Types and symptoms. Four main types of pathogens cause infection: Viruses, bacteria, fungi, and protists.

What is communicable disease Class 9?

Communicable diseases are those diseases, which can be transferred from one individual to another. Typically, it is caused by pathogens such as viruses, bacteria. For instance diseases such as AIDS, malaria, dengue etc.

What is a communicable?

: capable of being transmitted from person to person, animal to animal, animal to human, or human to animal : transmissible. Other Words from communicable.

How do you get communicable disease?

A communicable disease is one that is spread from one person to another through a variety of ways that include: contact with blood and bodily fluids; breathing in an airborne virus; or by being bitten by an insect.

What are the 10 non communicable diseases?

Alzheimer’s Disease.Cancer.Epilepsy.Osteoarthritis.Osteoporosis.Cerebrovascular Disease (Stroke)Chronic Obstructive Pulmonary Disease (COPD)Coronary Artery Disease.More items…

What are the 4 types of communicable diseases?

Communicable diseasesInfluenza. Norovirus. Mumps. Tuberculosis.Pertussis. Zika virus. West Nile virus.Ebola. Chikungunya virus. Coronavirus (COVID-19)

What are the 4 main pathogens?

Pathogenic organisms are of five main types: viruses, bacteria, fungi, protozoa, and worms. Some common pathogens in each group are listed in the column on the right.

How can you prevent communicable diseases?

Decrease your risk of infecting yourself or others:Wash your hands often. … Get vaccinated. … Use antibiotics sensibly. … Stay at home if you have signs and symptoms of an infection. … Be smart about food preparation. … Disinfect the ‘hot zones’ in your residence. … Practice safer sex. … Don’t share personal items.More items…

What is the most common communicable disease?

The 5 Most Common Infectious DiseasesHepatitis B. According to current statistics, hepatitis B is the most common infectious disease in the world, affecting some 2 billion people — that’s more than one-quarter of the world’s population. … Malaria. … Hepatitis C. … Dengue. … Tuberculosis.

Who is at risk of communicable diseases?

Key risk factors include crowded conditions, forced displacement, poor quality shelter, poor water, sanitation and hygiene, lack of healthcare facilities and lack of adequate surveillance.

Why do we fall ill?

It may be caused due to the attack of pathogens (virus, bacteria), lack of nutritious diet/balanced diet and lack of public health services. The disease which lasts for only a short period of time is called Acute Disease.

What are the 3 classifications of disease?

The most widely used classifications of disease are (1) topographic, by bodily region or system, (2) anatomic, by organ or tissue, (3) physiological, by function or effect, (4) pathological, by the nature of the disease process, (5) etiologic (causal), (6) juristic, by speed of advent of death, (7) epidemiological, and …

What is a communicable disease definition?

“Communicable disease” means an illness caused by an infectious agent or its toxins that occurs through the direct or indirect transmission of the infectious agent or its products from an infected individual or via an animal, vector or the inanimate environment to a susceptible animal or human host.

What are communicable diseases give examples?

Some examples of reportable communicable disease include HIV, hepatitis A, B and C, measles, salmonella, measles, and blood-borne illnesses. Most common forms of spread include fecal-oral, food, sexual intercourse, insect bites, contact with contaminated fomites, droplets, or skin contact.

What are the 10 communicable diseases?

List of Communicable Diseases2019-nCoV.CRE.Ebola.Enterovirus D68.Flu.Hantavirus.Hepatitis A.Hepatitis B.More items…

Is asthma a communicable disease?

Asthma is not contagious. Its cause is still largely unknown, but researchers have determined that asthma can be caused by both hereditary and inherited factors. Just because you have a parent with asthma (or an allergy) does not mean you will have it, too.