Question: What Are The 4 Stages Of Communicable Illness?

What are the 4 types of diseases?

Death due to disease is called death by natural causes.

There are four main types of disease: infectious diseases, deficiency diseases, hereditary diseases (including both genetic diseases and non-genetic hereditary diseases), and physiological diseases..

How do diseases spread?

Some infections are spread when an infected person talks, coughs or sneezes and the small droplets they produce contain germs. The droplets travel a short distance before falling. The droplets may be breathed in by people who are near, or may fall and contaminate an object or surface.

What are the 5 diseases?

Infectious diseases affect billions of people around the globe annually. According to WHO and the CDC, these infectious diseases are the five most common.Hepatitis B. … Malaria. … Hepatitis C. … Dengue. … Tuberculosis.Dec 29, 2013

What are the 5 stages of communicable diseases?

The five periods of disease (sometimes referred to as stages or phases) include the incubation, prodromal, illness, decline, and convalescence periods (Figure 2).

How does a disease start?

Infection occurs when viruses, bacteria, or other microbes enter your body and begin to multiply. Disease, which typically happens in a small proportion of infected people, occurs when the cells in your body are damaged as a result of infection, and signs and symptoms of an illness appear.

What are the 3 stages of sepsis?

There are three stages of sepsis: sepsis, severe sepsis, and septic shock.

What are the 10 most common diseases?

Heart disease. Share on Pinterest Many of the top 10 causes of death are preventable through lifestyle changes and regular checkups. … Cancer. Deaths in 2017: 599,108. … Unintentional injuries. … Chronic lower respiratory disease. … Stroke and cerebrovascular diseases. … Alzheimer’s disease. … Diabetes. … Influenza and pneumonia.More items…

What are the 2 main types of disease?

Diseases can be grouped into two types: communicable , which are caused by pathogens and can be transferred from one person to another, or from one organism to another – in humans these include measles, food poisoning and malaria. non-communicable , which are not transferred between people or other organisms.

What are the 4 most common communicable diseases?

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

What are the 4 ways communicable diseases spread?

Some ways in which communicable diseases spread are by:Physical contact with an infected person, e.g. through touch (staphylococcus), sexual contact (gonorrhoea, HIV), faecal/oral transmission (hepatitis A), or droplet (influenza)Contact with a contaminated surfaces or objects (Norovirus), food (salmonella, E.More items…

What are the 7 killer diseases?

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.Jun 8, 2020

How do you break the chain of infection?

Break the chain by cleaning your hands frequently, staying up to date on your vaccines (including the flu shot), covering coughs and sneezes and staying home when sick, following the rules for standard and contact isolation, using personal protective equipment the right way, cleaning and disinfecting the environment, …

What disease has no cure?

Some of the common medical conditions of people requiring care at the end of life include:cancer.dementia, including Alzheimer’s disease.advanced lung, heart, kidney and liver disease.stroke and other neurological diseases, including motor neurone disease and multiple sclerosis.Huntington’s disease.muscular dystrophy.More items…•Apr 16, 2018

What is the weirdest disease?

Water allergy. … Foreign accent syndrome. … Laughing Death. … Fibrodysplasia ossificans progressiva (FOP) … Alice in Wonderland syndrome. … Porphyria. … Pica. … Moebius syndrome. Moebius is extremely rare, genetic and characterized by complete facial paralysis.More items…•May 27, 2009

What is the rarest disease on Earth?

RPI deficiency According to the Journal of Molecular Medicine, Ribose-5 phosphate isomerase deficiency, or RPI Deficinecy, is the rarest disease in the world with MRI and DNA analysis providing only one case in history.

What diseases are spread through bodily fluids?

Examples of diseases spread through blood or other body fluids:hepatitis B – blood, saliva, semen and vaginal fluids.hepatitis C – blood.human immunodeficiency virus (HIV) infection – blood, semen and vaginal fluids, breastmilk.cytomegalovirus (CMV) infection – saliva, semen and vaginal fluids, urine, etc.More items…

How do u catch a virus?

Viruses spread through tiny droplets in the air that are released when a sick person sneezes, coughs, or blows their nose. You can get sick if you touch your nose, eyes, or mouth after you have touched something contaminated by the virus, such as a toy, countertop, or doorknob.

What is the most deadliest disease?

The deadliest disease in the world is coronary artery disease (CAD). Also called ischemic heart disease, CAD occurs when the blood vessels that supply blood to the heart become narrowed. Untreated CAD can lead to chest pain, heart failure, and arrhythmias.