Question: What Are The Communicable Diseases And Their Causes?

What are the 10 communicable diseases?

List of Communicable DiseasesCRE.Ebola.Enterovirus D68.Flu.Hantavirus.Hepatitis A.Hepatitis B.HIV/AIDS.More items….

What is the difference between communicable and contagious?

Communicable diseases are infectious diseases. An infectious disease is contagious when it spreads through direct, bodily contact with an infected person, their discharges, or an object or surface they’ve contaminated.

Is polio a communicable disease?

Poliomyelitis (polio) is a highly infectious disease caused by a virus. It invades the nervous system and can cause total paralysis in a matter of hours. The virus is transmitted from person to person mainly through the faecal–oral route.

What are the main causes of communicable diseases?

Overview. Communicable, or infectious diseases, are caused by microorganisms such as bacteria, viruses, parasites and fungi that can be spread, directly or indirectly, from one person to another. Some are transmitted through bites from insects while others are caused by ingesting contaminated food or water.

How many types of communicable disease are there?

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

What are the top 5 common viral infections?

Other common viral diseases include:Chickenpox.Flu (influenza)Herpes.Human immunodeficiency virus (HIV/AIDS)Human papillomavirus (HPV)Infectious mononucleosis.Mumps, measles and rubella.Shingles.More items…

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 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.

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 classified as a 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.

Which disease is caused by virus?

Viral Infections Viruses are very tiny germs. They are made of genetic material inside of a protein coating. Viruses cause familiar infectious diseases such as the common cold, flu and warts. They also cause severe illnesses such as HIV/AIDS, Ebola, and COVID-19.

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 rare disease?

5 of the World’s Most Ultra-Rare DiseasesRPI deficiency.Fields Condition. … Kuru. … Methemoglobinemia. … Hutchinson-Gilford Progeria. More often referred to as Progeria, this disease affects about one in every 8 million children and, due to a genetic mutation, causes the appearance of rapid aging beginning in early childhood. …

What is the deadliest disease?

7 Deadliest Diseases in History: Where are they now?The Black Death: Bubonic Plague. … The Speckled Monster: Smallpox. … Severe Acute Respiratory Syndrome (SARS) … Avian Influenza: Not Just One For The Birds. … Ebola: On The Radar Again. … Leprosy: A Feared Disease That Features In The Old Testament. … Polio: The Most Dreaded Childhood Disease Of The 1940-50s.

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)

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.

What are the 5 modes of transmission?

Modes of transmissionDirect. Direct contact. Droplet spread.Indirect. Airborne. Vehicleborne. Vectorborne (mechanical or biologic)

What are 3 causes of non communicable diseases?

Four main NCDs and their common risk factors. The four leading NCDs (cardiovascular diseases, cancer, respiratory diseases, and diabetes) share four risk factors: tobacco use, harmful use of alcohol, unhealthy diet, and physical inactivity.

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 is the meaning of communicable?

capable of being easily communicated or transmitted: communicable information; a communicable disease.