Unit 1 - Communicable Diseases (Preventing Disease) Flashcards Preview

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Flashcards in Unit 1 - Communicable Diseases (Preventing Disease) Deck (40)
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1

Disease

Any condition that interferes with the proper functioning of the body and mind

2

Communicable Disease

A disease that can be spread to a person from another person, an animal, or an object

3

Pathogens

Germs that cause diseases

4

Germs

Organisms that are so small they can only be seen through a microscope

5

Viruses

Smallest and simplest pathogens

6

Bacteria

Simple one-celled organisms

7

Fungi

Organisms that are more complex than bacteria but cannot make their own food

8

Protozoa

One-celled organisms that are more complex than bacteria

9

Vector

An organism, such as an insect, that transmits pathogens

10

Hygiene

Cleanliness

11

Contagious

Able to be spread to others by direct or indirect contact

12

Infection

The result of pathogens or germs invading the body, multiplying, and harming some your body's cells

13

Immune System

A combination of body defenses made up of the cells, tissues, and organs that fight pathogens in the body

14

Inflammation

The body's response to injury or disease resulting in a condition of swelling, pain, heat, and redness

15

Lymphatic System

A secondary circulatory system that helps the body fight pathogens and maintains its fluid balance

16

Lymphocytes

Special white blood cells in the blood and lymphatic system

17

Antigens

Substances that send the immune system into action

18

Antibodies

Specific proteins that attach to antigens, keeping them from harming the body

19

Immunity

The ability to resist the pathogens that cause a particular disease

20

Vaccine

Preparation of dead or weakened pathogens that is introduced into the body to cause an immune response

21

Influenza

A highly communicable viral disease characterized by fever, chills, fatigue, headache, muscle aches, and respiratory systems

22

Contagious Period

The length of time that a particular disease can be spread from person to person

23

Mononucleosis

A viral disease characterized by a severe sore throat and swelling of the lymph glands in the neck and around the throat area

24

Hepatitis

A viral disease characterized by an inflammation of the liver and yellowing of the skin and whites of the eyes

25

Hepatitis B

A disease caused by the Hepatitis B virus that affects the liver

26

Tuberculosis

A bacterial disease that usually affects the lungs

27

Pneumonia

A serious inflammation of the lungs

28

Strep Throat

A sore throat caused by streptococcal bacteria

29

Sexually Transmitted Diseases (STD)

Infections that are spread from person to person through sexual contact

30

Chlamydia

A bacterial STD that may affect the reproductive organs, urethra, and anus

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