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25 Cards in this Set
- Front
- Back
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Pathogens
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Organism capable of causing a disease.
1. protozoan 2. fungi 3. viral 4. bacterial |
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Microorganisms
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Some are helpful, they help break down foods we eat to produce subs such as PROTEIN and VITAMINS
Others fight disease causing microbes that enter our body |
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Types of microorganisms
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1. Resident microorganisms - bacteria that helps Ur body
2. Pathogen - Disease causing microorganisms |
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Disinfectant
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destroys microorganisms on inanimate objects.(lysol, bleech, pinesol)
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Antiseptics
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destroys microorganisms on ur skin
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Modes of Transmission
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Direct contact(open sore, body fluids)
Indirect contact(doorknobs etc) Inhaling a pathogen(coughing, sneezing) Encountering vectors(animal) |
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Antibiotics
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only work on bacteria
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Vaccines
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used to help prevennt virrus
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Evolution
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all the changes that transform life on earth, leading to the diversity of organisms
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Progress
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change over time
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Cells
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Microscopic
Basic units of life building block of larger multicellular organisms |
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Prokaryotic
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lack a membrane- enclosed nucleus and other membrane enclosed organelles
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Eukaryotic
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contains a membrane bound nucleus and other membrane enclosed organelles
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Metris System of measurement
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large universe to a small subatomic particle
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Pneumonia
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an infectious inflammation of the lungs, in which fluid accumulates in the alveoli.
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mycoplama
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bacteria taht either lives freely or in animals and plants and causes diseases
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What are the units of measurements of the biological world?
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The metric system of measurement is used in the study of the physical and biological worlds
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Kilometer(km)
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# of meters is 1000
Exponent - 10^3 Us equivilant - .062 miles |
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Meter(m)
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Meters - 1
Exponent 10^0 Us - 1.093yards |
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Millimeter(mm)
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Meters - .001
Exponent - 10^-3 Us - .039 inches |
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Micrometer(um)
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Meters - .000001
exponent - 10^-6 us - .000000039 inches |
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Nanometer(nm)
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meters - .00000001
exponent - 10^-9 us - .000000039 in |
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Alveoli
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located in the lungs they are sacs taht exchange gasses
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Antibiotic
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Medicine that is specific to bacteria and interferes with bacterial metabolism(kills bacteria)
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Virus
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noncellular particle that consists of a protien coat surrounding a strand of genetic material. It multiplies only with a living organism.
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