Statement concluding that infectious diseases occur when microorganisms cause physiological changes that disrupt normal body functions.
What is the germ theory of disease?
100
carriers of pathogens that usually do not get sick themselves.
What is a vector?
100
Any foreign substance in the body.
What is an antigen?
100
things that cause disease
What are pathogens?
100
Louis Pasteur and Robert Koch
What is (are) the two scientists who discovered the major causes for infectious diseases
200
The purpose of Koch's postulates.
What is to determine whether a certain bacteria or other microorganism causes a specific disease.
200
product consumed that infects the digestive tract to cause illnesses such as diarrhea.
What is contaminated water/food?
200
A protein that flags antigens for destruction.
What is an antibody?
200
how do antibodies prevent disease?
What is... killing bacteria? (they kill bacteria)
200
True or false, the immune system becomes "depressed" when you don't get enough sleep
What is true? Your immune system becomes depressed, meaning it is open to infection, flu and colds when you get 5 hours or less of sleep.
300
What do harmless microorganisms do in the body that pathogens don't?
They do not disturb normal body functions, but still reproduce and obtain nutrients normally.
300
disease transmitted through the sharing of unclean needles among drug users.
What is Hepatitis?
300
A cell that remembers the composition of infections that have entered the body before.
What is a Memory B Cell?
300
what are the two main examples of how Public Health Measures fight disease?
What is promoting childhood vaccinations, or providing clean drinking water?
300
The first layer of defense for the immune system
hint- can be considered a physical characteristic
What is skin?
400
What are three common symptoms that are experienced when you are encountered with an infectious disease?
Fever, loss of appetite, and fatigue.
400
a drug resistant bacterial infection of the skin.
What is Staphylococci?
400
The ways that the body defends itself against infection. Humoral and Cell-Mediated.
What is immunity?
400
Name one of the three ways that Public Health Measures can prevent disease.
What is (one of these three): 1.) Monitor and regulate water and food supplies 2.) Promote getting vaccinations 3.) promote behaviors that will avoid infections
400
A single drop of blood contains this many blood cells
(not covered in powerpoint)
1.) 40,000
2.) 25,000
3.) 0
4.) 200
5.) 350
What is 25,000? (answer 2)
500
Name three infectious diseases caused by a virus.
AIDS, Hepatitis, Rubella, Chicken Pox, Influenza, etc.
500
Washing your hands regularly, covering your mouth and nose when coughing
What is a way to avoid disease transmission?
500
A cell that attacks the antigens flagged by antibodies. Can be a B cell or T cell, and controls a different type of immunity.
What is a lymphocyte?
500
how do antiviral medications prevent disease?
What is slowing down viral activity?
500
The cause of an allergy
hint-Meaning what does the immune system do to cause a person to have an allergy?
What is the immune system responding inappropriately to a harmless substance?