42 terms

Parasitology Test 5

Rectal prolapse is defined as:
When the rectum protrudes through the anus.
Hydrocele is defined as:
A collection of fluid in the testes.
Another term for a nemotode parasite is:
The body of a nematode parasite is:
Cylindrical or threadlike.
Filariform larva are:
The pre-larval stage of nematode parasites found in human blood and tissue are known as:
Ascaris lumbricoides exhibits these identifying characteristics:
White or pink coloring.
Ascariasis is transmitted via:
Ingestion of eggs in contaminated food or soil.
Treatment for Ascariasis includes:
Hookworm disease is also known as:
Ancylostoma duodenale utilizes this reservoir:
The infectios parasite of Hookworm disease moves to the heart and lungs via the:
Lymphatic system.
Strongyloidiasis is caused by this agent:
Strongyloides stercoralis.
Concerning Strongyloidiasis, infectious filarform larva penetrate:
The skin of the host.
Treatment for Strongyloidiasis includes:
Trichuriasis is caused by this agent:
Tricuris trichiura.
Tricuris trichiura larva remain near the Crypts of Lieberkuhn for up to:
3-10 days.
Tricuris trichiura infects this area of the human body:
The large intestine.
Signs/symptoms of Trichuriasis in children include:
Clubbing fingers.
Trichonosis is caused by this agent:
Trichinella spiralis.
Trichinella spiralis larvae are carried to the muscles where they:
Early signs/symptoms of Trichonosis include:
Muscle soreness, swollen upper eyelids, retinal hemorrhage and photophobia.
Trichonosis induced fever may reach temperatures of:
104 degrees fahrenheit.
Dracunculiasis is caused by this agent:
Dracunculis medinensis.
Dracunculiasis often occurs on this continent:
Concerning the life cycle of Dracunculis medinensis, a copepod of the genus cyclops eat the larvae- the larvae are then ingested in contaminated water by:
Concerning the life cycle of Dracunculis medinensis, the gravid female organism migrates to an area that will contact water, produces a blister and discharges:
The larvae.
The infectious agents of Filariasis exhibits these identifying characteristics:
Creamy white color.
The infectious agents of Filariasis utilize this reservoir:
Treatment for Filariasis includes:
Loiasis is caused by this agent:
Loa loa.
Loiasis often occurs in this region:
African rainforests.
Loa loa is transmitted via:
The bite of an infected deer-fly of the genus Chrysops.
Onchocerciasis is also known as:
River blindness.
Concerning the life cycle of Onchocerca volvulans, a black fly ingests microfilariae during a:
Blood meal.
Concerning the life cycle of Onchocerca volvulans, infective larvae penetrate the skin and move to:
The subcutaneous tissues to mature.
Once the infective larvae of Onchocerca volvulans settle into the subcutaneous tissues, the body reacts by:
Forming nodules around the worms.
Incubation period for Onchocerciasis:
1 year.
Signs/symptoms of Onchocerciasis include:
Pruritic rash and loss of skin elasticity and lymphadenitis which is known as "hanging groin".
Onchocerciasis is diagnosed via:
Identifying microfilariae in fresh, superficial skin biopsies and urine.
Incubation period for Enterobiasis:
2-6 weeks.
Signs/symptoms of Enterobiasis include:
Perianal itching, distubed sleep, and vulvovaginitis.