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;
43 Cards in this Set
- Front
- Back
|
How is the definitive host of a tapeworm infected? |
By eating the metacestode in the intermediate host |
|
|
True or False – each proglottid in a tapeworm is an independent reproductive unit |
True |
|
|
What are monozoic tapeworms? |
Tapeworms that consist of a single proglottid |
|
|
What is used to treat Diphyllobothrium latum infection? |
praziquantel |
|
|
What is used to treat Hymenolepis nana infection? |
nicolsamide |
|
|
What species is the smallest of all tapeworms? |
Echinococcus granulosus |
|
|
True or False – Dioctophyme renale have host specificity |
False |
|
|
Where does Dioctophyme renale mature in the definitive host? |
The liver |
|
|
What kind of drugs are used to treat Ascaris lumbricoides infections? |
ascaricides |
|
|
How could you tell the difference between a female and male whipworm? |
male is smaller and has a coiled posterior end |
|
|
What is used to treat whipworm infection? |
mebendazole |
|
|
How do pinworms mate? |
traumatic insemination |
|
|
What type of symmetry does the phylum nematode have? |
bilateral |
|
|
What type of body cavity do nematode posses? |
pseudocoel |
|
|
Where does the pseudocoel derive from? |
embryonic blastocoel |
|
|
What does oviparous mean? |
producing young by laying eggs that will eventually hatch |
|
|
What does ovoviviparous mean? |
producing young by means of eggs being hatched inside the body of the parent |
|
|
How do F reproductive systems open? |
through a ventral genital pore |
|
|
How does M reproductive systems open? |
open into a cloaca, together with a digestive system |
|
|
Where does the Dioctophyme renale live? |
in the kidney of the vertebrate host |
|
|
How are the eggs of the Dioctophyme renale passed? |
passed in the host’s urine |
|
|
Upon maturation how long can the Dioctophyme renale survive for? |
can survive for five years |
|
|
How can you treate Dioctophyme renale? |
surgical removal |
|
|
Adult worms of Dioctophyme renale typically only infect what in their hosts? |
the kidney |
|
|
How are animals infected by Trichinella spiralis? |
infected once they ingest infective larvae in raw or undercooked meat |
|
|
Phylum Acanthocephala are only parasitic, True or False? |
True |
|
|
What type of parasite are acanthocephalans? |
Endoparasitic |
|
|
Where do adult Ascaris lumbricoides live in the human body? |
in the lumen of the small intestine |
|
|
How can infections by Ascaris lumbricoides be treated? |
ascaricides |
|
|
Who does Trichuriasis affect? |
children in rural Asia and in the two Americas, mostly in the south |
|
|
Where is Trichuriasis concentrated? |
concentrated in families and groups with poorer sanitary habits |
|
|
How does Trichuris trichiura infect organisms? |
infections occurs by ingestion of embryonated eggs in soil |
|
|
How do you diagnosis Trichuris trichiura? |
based on the symptoms and through the presence of eggs in feces |
|
|
What is the most successful animals on the planet? |
arthropods |
|
|
How does disease transmission occur in arthropods? |
through arthropods mouthparts and through food or skin contamination by the arthropod or its discharges |
|
|
what phylum and subphylum do Ticks and mites fall under? |
Phylum:Arthropods, subphylum: Chelicerata |
|
|
What subphylum do flies, bugs, lice and fleas fall under? |
subphylum Atelocerata |
|
|
what subphylum do parasitic copepods, barnacles and relatives fall under? |
subphylum Crustacea |
|
|
Where does Gyrodactylus salaris mainly live? |
On the skin of freshwater Atlantic salmon |
|
|
How are tape worm infections diagnosed? |
By finding tapeworm’s eggs or proglottids in the feces |
|
|
What are the immature forms of tapeworms called? |
metacestodes |
|
|
What class of parasitic vertebrate worms is the most common and abundant? |
Trematoda |
|
|
In class Monogenea, what is the larval stage called that is responsible for transmission between hosts? |
oncomiracidium |
