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The Body
Study Guide for Test
26
Science
6th Grade
10/01/2013

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Term
Infection
Definition
A condition that exists when pathogens enter the body and the body reacts to them.
Term
Disease
Definition
A breakdown of part of the body or the failure of the body to work properly.
Term
Pathogens
Definition
A disease-causing micro organism such as certain bacteria or viruses.
Term

HIV

(Human Immunodeficiency Virus)

Definition
The virus that causes AIDS
Term
AIDS
Definition
A disorder that prevents the body's immune system from defending itself against pathogens.
Term
White Blood Cells
Definition
This recognizes a pathogen invading the body, then manufactures antibodies for that pathogen
Term
Antibody
Definition
Protein made by white blood cells to fight a specific pathogen
Term
Blood
Definition
The immune system's battleground and is made of solid materials suspended in liquid
Term
Antibiotic
Definition
A medicine that kills or interrupts the life cycle of bacteria or fungus.
Term
Name 8 ways your body protests you:
Definition
mucus membranes, ear wax, skin, enzymes in saliva, good bacteria, acid in stomach, and our immune system
Term
Germ Theory
Definition
says that micro organisms cause infectious disease.
Term
Vaccine
Definition
a medicine created from dead or weak pathogens to help the body build it's defense
Term
The skin
Definition
The body's FIRST defense against pathogens
Term
Allergy
Definition
A strong reaction of the body's immune system to a foreign substance or allergen.
Term
What happens when you are stressed?
Definition
Your body releases chemicals that decrease the number of white blood cells in the blood, thus raising the likelihood of getting sick.
Term
Louis Pasteur
Definition
created the process of pasteurization
Term
communicable disease
Definition
a disease that can be passed from one person to another through pathogens.
SUCH AS_________________________________
Term
Bubonic plague
Definition
A disease that killed many people in the 14th century
Term
Alexander Fleming
Definition
invented the first antibiotic-penicillin
Term
Cancer
Definition
a disease caused by uncontrolled cell growth
Term
Nutritional disease
Definition
A disease caused by a poor diet
Term
Virus
Definition
Antibiotics cannot kill this pathogen and it can reproduce ONLY inside the cells of living things.
Term
Bacteria/ good and bad
Definition
A one celled organism without a nucleus
Term
Mucus membrane
Definition
The sticky part in the mouth and nose that trap pathogens
Term
IMMUNE SYSTEM
Definition
The body system that fights pathogens.
Term
endorphin
Definition
a chemical released by the brain to reduce pain.
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