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59 Cards in this Set
- Front
- Back
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Parisitism
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symbiotic relationship in which parasites lives on a host
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Commensalism
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sybiotic relationship in which one partner benifits w/ out affecting the other
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Excocytosis
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movement of materials OUT of the cytoplasm of a cell
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Mutation
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CHANGE of dna sequence
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Endocytosis
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movement of materials INTO the cytoplasm of a cell
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Osmosis
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movement of water across a selevtivley peremable membrane
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diffusion
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tendency of particles to spread spontaneously
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hydrophillic
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"water loving" polar molecules that are water soluable
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Glucagon
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hormone secreted by islet cells in pancreas, raises glucose level in blood
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Hydrophobic
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water fearing, non polar molecules do not disolve in water
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glycogen
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storage form of glucose in animals
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glucose
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simple sugar, energy source/ buliding block for complex carbohydrates
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interferon
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anti-viral, stimulates protein production
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insulin
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regulates blood glucose level, promtoes transport of glucose into cells
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eukaryotes
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membrane band nucleus and organelles, animal cells (eu and I)
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prokaryotes
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bag of chemicals, plant cells
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Epidemic
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large # of people get sick
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pandemic
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global ppl get sick
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pathogen
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micobes that cause disease
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prions
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infectious protein particles cause degenerate nervous disease ex. mad cow
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antibody
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globular protein, bind and recognize antigens
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antigen
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non-self molecules, triggers an immune response
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antigenic drift
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small change
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anigentic shift
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large change
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germ theory of disease
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microbes were the link b/w sanitation and disease
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immunoglobulins
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large fam. of protein molecules, antibody belong to, gaurds entrancies to body
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phagocytosis
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cells alive, white blood cells engulf pathogens
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complement proteins
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cause forien cells to break open and explode agaisnt bacterium
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hyperglycemia
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high level of glucose in blood
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hypoglycemia
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low level of glucose in blood, pancreas secretes to much insulin
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T cells
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helper t
cytotoxic t memory t supressor t associated w/ mediated immunity |
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antigen presenting cell (APC)
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engulfs pathogen, broken into fragments
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adhesion factors on a virus
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spikes
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lymphanic vessels
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similar to blood vessels
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lymph nodes
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compartments where immune cells congregate and encounter antigens
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lymph
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clear fluid bathes body tissue
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pancreas
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makes insulin
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insulin
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regulates blood glucose levels, transports glucose into cells
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mycoplasma
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free-living organism
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cell membrane fuction
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-permeable, regulates movement across cell membrane
-seperates internal/external enviorment -communication b/w cells |
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chemotaxis
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when white blood cells are attracted to chemicals produced by bacteria
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macromolecules
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protein
lypids carbohydrates nucleic acids |
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infamitory response
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mast cell- have histamine that dialates blood vessels, brings blood to scene
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contributors
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louis pasteur
robert koch fleming |
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hiv
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human immunodefiency virus, attacks helper t-cells
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aids
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acuired immoundefiency syndrome
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mast cells
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have histomine, dialates bloof vessels makes them leaky (blood to scene)
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tuberculosis
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kills more people worldwide than anyother disease
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diabetes
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body turns own cells against you
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allergies
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body over reacts to allergens
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histamine
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dialates capillaries
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modes of trasmission of a pathogen
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direct contact
airborne vechicle vector |
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virus stucture
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outer caspid made of protein and inner core of nucleic acid
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genome
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both rna and dna
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mutualism
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both partners benifit
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b cells
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secrete antibodies
associated w/ mediataded immunity |
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plasma b cells
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secrete antibodies
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memory b cells
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immunological memory
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types of immunity
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passive
active |
