Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
32 Cards in this Set
- Front
- Back
Toxoplasma Gondii
|
- Sexual cycle completed in Cat
- Oocyte is passed in feces which sporulates in the environment and is then infective - Obligate intracellular nucleated |
|
Cryposporidium Species
|
- Diarrhea which can persist in Immunocompromised hosts
|
|
Giardia Lamblia
|
- Asymptomatic to protracted diarrhea
|
|
Entamoeba Histolytica
|
- Primary invasion of the colon
- Secondary abscess in the liver or sometimes in other organs |
|
Naegleria Fowleri
|
- Travels up the olfactory nerve to invade via the nasal mucosa to the brain
- Acute Meningitis |
|
Trichomonas Vaginalis
|
- Infects Vaginal epithelial cells and causes vaginitis
|
|
Plasmodium Falcipari, Vivax, Ovale, and Malariae
|
- Fever, musculoskeletal pains, severe headache, diarrhea
- P Falciparum capillary occlusions especially dangerous |
|
Laishmania Species
|
- unknown mechanism
|
|
Trypanosoma Gambiense
|
- Chancre at the site of bite
- relapsing fever and lymphadenopathy - CNS Infection which causes Sleeping Sickness |
|
Trypanosoma Rhodesiense
|
- Chancre at the site of the bite
- relapsing fever and lymphadenopathy - CNS infection which causes sleeping sickness |
|
Trypanosoma Cruzi
|
- Initial infection maycause systemic, cardiac, or CNS disease
- Followed by Intermediate infection, then mega-disease |
|
Enterobius Vermicularis
|
- Adults lodge in the rectum and the colon
- Pinworm is most common parasite of children - Anal pruritis from irresistible scratching - Restlessness |
|
Trichuris Trichiura
|
- Adults lodge in the rectum and the colon
- Light infections are asymptomatic - Heavy infection may cause diarrhea, tenesmus, and rectal prolapse |
|
Ascaris Lumbricoides
|
- Requires development in the Small Intestine, adults reside there
- Light infections are asymptomatic - occasional intestinal obstruction or migrations of adult in heavy infections |
|
Necator Americanus
|
- Adults exists in the small intestine
- light infections are asymptomatic - heavy infection plus malnutrition causes anemia and hypoproteinemia |
|
Ancylostoma Duodenale
|
- Adults exist in the small intestines
- Hookworm penetrates the skin - Light infection is asymptomatic - heavy infection plus malnutrition causes anemia and hypoproteinemia |
|
Strongyloides Stercoralis
|
- Adults exist in the small intestinal mucosa
- asymptomatic mucoid diarrhea with malabsorption - potentially fatal in immunocompromised host from autoinfection |
|
Dog or cat hookworm
|
- Hookworm penetrates through intact skin and migrates through skin
|
|
Toxocara Canis
|
- Ingested ova hatch into larvae which invade other organs
- IgE induced Eosinophilia - Hepatosplenomgaly - Occasional retinal granuloma from larval migration |
|
Trichinella Species
|
- Adults cause GI disturbances
- larvae cause muscle pains, ocular edema, and eosinophilia |
|
Wuchereria Bancrofti
|
- Larvae develop into adults in hosts
- Immune response to adults leads to scarring and elephantiasis |
|
Brugia Malayi
|
- Inflammatory response and scarring in lymphatics
- Obligate intracellular endosymbiont Wolbachia |
|
Loa Loa
|
- Calabar Swellings
|
|
Onchocerca Volvulus
|
- Larvae develop into adult worms in subcutaneous tissue
- Form tumor like Nodules - Microfilarial forms migrate through the eye and can cause blindness |
|
Chlonorchis Sinensis
|
- Adults exist in the intraheatic billiary tree and may cause hepatic or billiary disease
|
|
Schistosoma Mansoni, Japnicum, or mekongi
|
- Granulomatous reaction of deposited eggs in the intestinal venules or those trapped in live or other organs
|
|
Schistosoma Haematobium
|
- Granulomatous scarring in the bladder
|
|
Paragonimus Westermani
|
- Lung Lesions from migration through the lungs
|
|
Taenia Saginata
|
- Vague GI diturbances
|
|
Taenia Solium
|
- Vague GI disturbances
|
|
Diphyllobothrium latum
|
- Vitamin B12 deficiency
|
|
Echinocossus Granulosus
|
- Eggs mature to larvae which spread to many organs, causing cysts
|