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46 Cards in this Set

  • Front
  • Back

Diphullobothrium, what is it and its life cycle?

Goes through the food chain and they mature into tapeworms that hang in the intestine wall

Taenia, what is it and its lifecycle?

Beef tapeworm, starts out in feces of humans then goes to cows and back to humans

Cysticercosis

The cause of seizure, the tapeworm infects brain, muscles, and other tissues

Taeniasis

Tapeworm that infects stomach and causes host to lose weight

Fasciola hepatica

a type of fluke that causes anaemia because the fluke interferes with liver metabolism, thus reducing iron availability. starts in snails to vegetation to humans to poop to water

Anisakis

Nematode. You can either have an allergic reaction or get infected. Mammals release feces in water and gets eaten by crustaceans, eaten by fish, fish dies, then they get eaten

Eustrongylides

Roundworm. Bright red, found in salt water. fish eaten by birds, birds poop back into water

Ascaris lumbricoides

Giant roundworm. Most common worm. Once infected they go to lungs and get coughed up and swallowed again.

Trichinella

Roundworm, nematoda. From raw pork, damages nervous system, heart, muscle inflammation

Trichuris trichiura

Whipworm. Only tropical regions, contaminated water and soil

Protozoans

Eukaryota, in between plants and animals. Live in a variety of of environments

Entamoeba histolytica

Protozoan, cysts are ingested and they food on the natural flora in the gut. Causes dysentery

Cryptosporidium

Protozoan. Causes diarrhoea. Cysts are consumed, spores live in GI tract, spores reproduce asexually

Giardia

Protozoan that infects small intestines. Makes bad egg smell. Asexually reproduce in intestines, cytes from in colon, released into water

Sacrocystis

Infection that looks like bladder. From pork and beef. Causes anorexia

Toxoplasma gondii

Causes acute muscle pain

BSE

Bovine Spongiform Encephalopathy. Emerged in 1986

CWD

Chronic wasting disease. TSE only found in deer

FSE

Feline Spongiform Encephalopathy

CJD

Creutzfeld-jacob Disease, caused by prion

Kuru

Papua New Guinea. Done by cannibalism

GSSS

Gerstmann-Stausser-Scheinker Syndrome

nvCJD

New variant Creutsfeldt jacob disease.

BSE in the US

12/23/2003

Pestidicides, when was it found

Discovered 1939

4 types of chemical pesticides

Organophosphates: neurological effect irreversible


carbamate: neurological effect reversible organochlorine: wave of depolarization in nerve cells


pyrethroid insecticides: interfere with nerve pulse generation

FIFRA

Federal insecticide, fungicide, rodenticide act

FFDCA

federal food, drug, and cosmetic act

Food Quality Protection Act of 1996

Protects children from pesticides

DDT

Main pesticide, discovered in 1939

NOEL

No observable effect level

ADI

Accepable Daily Intake

EPA

Sets limits and tolerances of pesticides

Intake vs uptake

Intake: how much is taken in


Uptake: how much is absorbed

Median Lethal Dose

The lethal dose of a toxin that is required to kill half the members of a an exposed population

Curcurbitacins

Made by cucumbers and stress, they taste bitter

Dioxin

heavy metal toxin that is carcinogenic

Glycoalkoloids

found in potatoes, mild upset stomach, heat resistant

Furocoumarins

Carrots, parsnips, parsley, cilantro. photoactive carcinogens

Kidney beans

Phasin, causes blood clotting

Mushroom toxin

Phenylhrdrazine

HACCP

Hazard Analysis Critical Control Point

HARPC

Hazard Analysis and Risk-based Preventive Control

Red tide

Is an algae bloom formed mostly by dinoflagellates. Paralytic shellfish poisoning is when the shellfish in the area eat these and we consume them

Ciguatoxin

found in fish, neurotoxin

Fugu fish

Tetrodotoxin, paralysis