Radience

Disease

Science

Watch Lesson: Disease

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a physical or psychological dependence on a substance, like drugs

A Physical Or Psychological Dependence On A Substance, Like Drugs.

Addiction

Addiction Simple Definition

an addiction to drinking alcohol excessively

An Addiction To Drinking Alcohol Excessively.

Alcoholism

Alcoholism Simple Definition

a disorder where the immune system responds too strongly to a substance

A Disorder Where The Immune System Responds Too Strongly To A Substance.

Allergy

Allergy Simple Definition

a chemical that kills bacteria and other microorganisms, or slows their growth

A Chemical That Kills Bacteria And Other Microorganisms, Or Slows Their Growth.

Antibiotic

Antibiotic Simple Definition

a protein that destroys specific antigens, it is made by B cells

A Protein That Destroys Specific Antigens, It Is Made By B Cells.

Antibody

Antibody Simple Definition

a foreign substance that causes a reaction from the body’s immune system

A Foreign Substance That Causes A Reaction From The Body’s Immune System.

Antigen

Antigen Simple Definition

a natural or artificial substance that affects the body’s functions

A Natural Or Artificial Substance That Affects The Body’s Functions.

Drug

Drug Simple Definition

the cells and tissues of the body that fight invading organisms

The Cells And Tissues Of The Body That Fight Invading Organisms.

Immune System

Immune System Simple Definition

the body’s resistance to disease

The Body’s Resistance To Disease.

Immunity

Immunity Simple Definition

a disease that is spread by pathogens, from an infected organism or the environment

A Disease That Is Spread By Pathogens, From An Infected Organism Or The Environment.

Infectious Disease

Infectious Disease Simple Definition

physical or mental discomfort, like panic before a test or a pain from carrying heavy books

Physical Or Mental Discomfort, Like Panic Before A Test Or A Pain From Carrying Heavy Books.

Mental Stress

Mental Stress Simple Definition

a disease that is not spread from one person to another, like asthma and diabetes

A Disease That Is Not Spread From One Person To Another, Like Asthma And Diabetes.

Noninfectious Disease

Noninfectious Disease Simple Definition

the process of heating food to a high temperature to kill bacteria

The Process Of Heating Food To A High Temperature To Kill Bacteria.

Pasteurization

Pasteurization Simple Definition

a disease-causing agent, like a bacteria, virus, or parasite

A Disease-causing Agent, Like A Bacteria, Virus, Or Parasite.

Pathogen

Pathogen Simple Definition

a lymphocyte that identifies pathogens and attacks infected cells, it matures in the thymus

A Lymphocyte That Identifies Pathogens And Attacks Infected Cells, It Matures In The Thymus.

T Cell

T Cell Simple Definition

the injection of a mild pathogen into a body to produce immunity

The Injection Of A Mild Pathogen Into A Body To Produce Immunity.

Vaccination

Vaccination Simple Definition

a substance made of weakened or dead pathogens, it gives the body immunity against disease

A Substance Made Of Weakened Or Dead Pathogens, It Gives The Body Immunity Against Disease.

Vaccine

Vaccine Simple Definition

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