Early Human History
Which revolution resulted in an exponential increase in human population?
Industrial
Before the 1800s, the human population was increasing at a _______________ rate.
Fixed
True or False: Handwashing with soap is just as good as using antibacterial products, and doesn't cause antibiotic resistance.
True!
The ________________ Theory of Disease states
that some diseases are caused by the growth and reproduction of bacteria, viruses, fungi, and parasites within the body.
Germ
The build up of toxins in the human body due to increased concentration up the food chain is called __________________.
Biomagnification
Before the agricultural revolution, what lifestyle did humans rely on to acquire food?
Hunter-gatherer (hunting animals, gathering plants, nuts, and berries)
This term describes a monetary value of goods and services produced by the average individual of a country (be specific!)
Gross Domestic Product per capita
Smoking 1 cigarette per day for 30 years gives you what type of exposure?
Chronic
______________ rate is a measurement of the percentage of people who die of a disease when they contract it.
Mortality
This is the lethal dose for half of the sample size in a test.
LD50
The ______________ _________________ is an area of the Middle East where human populations and favorable weather/topographic began the Agricultural revolution.
Draw an age structure diagram for a country who is rapidly developing.
See drawing on board.
Which disease transmitted by mosquitos, used to affect large parts of the world but now primarily is found in Africa, South America, and SE Asia?
Malaria
Due to their small size and ability to reproduce so quickly, _______________ can evolve resistance more quickly than insects and protozoa.
bacteria
More toxic substances are going to have a higher or lower LD50?
Lower - a smaller dose will affect 50% of the population than a higher dose.
Before Germ Theory, physicians followed ___________ Theory, which supported the idea that illnesses travelled solely as vapors from decaying matter.
Miasma
When discussing Total Fertility Rate, what is numerical value of the current global replacement level?
2.1 children born per woman
What type of preventative medicine is used to help the immune system recognize and fight disease before it is introduced?
Vaccines
A(n) ________________ is a chemical that inhibits the growth of or destroys microorganisms.
Antibiotic
What type of toxin causes an immune response when none is needed?
Allergen
List 4 large improvements to medical care/sanitation that improved human health during and after the 1800s.
Water treatment
Vaccines
Antibiotics
Germ Theory
Write the equation for determining the population growth rate of a country. (Hint: 4 different factors are involved!)
(Birth rate + immigration) - (death rate + emigration) = population growth
This is the term for when a person's physical or mental health appears to improve after taking 'dummy' treatment.
Placebo effect
Which scientist concluded that microorganisms called bacteria caused food to ferment?
Louis Pasteur
What type of toxin causes birth defects in a fetus?
Teratogen