831 results
Intestinal Hookworm Life Cycle
1) Eggs in feces
2) Rhabditiform larva hatches
3) Development to filariform larva in environment
4)
) Rhabditiform larva ... to filariform larva ... 4) Filariform larva ... infectiousdiseases #cdc ... #parasite
Ascaris lumbricoides - Ascariasis Life Cycle
1) Adults in small intestine
2) Fertilized egg - Unfertilized egg (will
Embryonated egg with L3 larva ... intestine 6) Hatched larvae ... to lungs. 7) Larvae ... infectiousdiseases #cdc ... #parasite
Diphyllobothriasis - Diphyllobothrium Life Cycle
1) Unembryonated eggs passed in feces
2) Eggs embryonate in water
3) Coracidia hatch
4) Procercoid larvae ... fish Procercoid larva ... into plerocercoid larva ... infectiousdiseases #cdc ... #parasite #tapeworm
Strongyloides Stercoralis Lifecycle
Free-Living Cycle:
1) Rhabditiform larvae in the intestine are excreted in stool. 
2) Development into
) Rhabditiform larvae ... ) Rhabditiform larvae ... ) Rhabditiform larvae ... infectiousdiseases #cdc ... #parasite
Strongyloides fuelleborni Lifecycle
Free-Living Cycle
1) Eggs containing rhabditiform larvae passed in feces.
2) Rhabditiform larvae hatch in environment.
) Rhabditiform larvae ... ; rhabditiform larvae ... ) Rhabditiform larvae ... fuelleborni #LifeCycle #Parasite ... infectiousdiseases #cdc
Filariasis - Life Cycle of Wuchereria bancrofti
1) Mosquito takes a blood meal
2) Adults in lymphatics
3) Adults
muscles 6) L1 larvae ... 7) L3 larvae ... infectiousdiseases #cdc ... #parasite
Loiasis - Loa loa Life Cycle
1) Fly (genus Chrysops) takes a meal (L3 larvae enter bite
takes a meal (L3 larvae ... muscles 6) L1 larvae ... 7) L3 larvae ... infectiousdiseases #cdc ... #parasite
Onchocerciasis - Onchocerca volvulus Life Cycle
1) Blackfly (genus Simulium) takes a blood meal (L3 larvae enter
blood meal (L3 larvae ... muscles 7) L1 larvae ... 8) L3 larvae ... infectiousdiseases #cdc ... #parasite
Enterobiasis - Enterobius vermicularis Life Cycle
1) Eggs on perianal folds
→ Larvae inside the eggs mature within
perianal folds → Larvae ... ingested by human 3) Larvae ... infectiousdiseases #cdc ... #parasite
Capillariasis - Capillaria philippinensis Life Cycle
1) Unembryonated, thick-shelled eggs passed in feces.
2) Eggs become embryonated in
3) Infective larvae ... defintive host). 7) Larvae ... infectiousdiseases #cdc ... #parasite