Other oxyurids of mammals Flashcards
(11 cards)
What are the common names for oxyurids?
Pinworms
Pinworms are known for their slender shape and pointed posterior end.
What species of oxyurids are associated with lagomorphs?
Passalurus ambiguous
(cecum & colon)
Lagomorphs include animals like rabbits and hares.
Which oxyurid species is found in sheep and goats?
Skrjabinema ovis, caprae
(colon)
These species are specifically adapted to infect these ruminants.
What is the oxyurid species commonly found in humans and primates?
Enterobius vermicularis
(cecum & appendix)
This species is well-known for causing pinworm infections in humans.
Which oxyurid species affects mice and rats?
Aspiculuris tetraptera
(Small & large intestine)
This species is commonly found in laboratory and wild rodent populations.
What is the name of the oxyurid that specifically infects mice?
Syphacia obvelata
(cecum)
This species is prevalent in mouse populations.
Which oxyurid species is associated with rats and free rodents?
Syphacia muris
This species can infect various rodent species in the wild.
What species of oxyurid is known to infect hamsters?
Syphacia mesocriceti
This species is specifically adapted to infect hamsters.
Describe the morphology of pinworms.
Females are slender with a sharp-pointed posterior end, large oesophageal bulb, and swollen cuticle in the anterior part. Males are much smaller than females.
Pinworms are common among reptiles, amphibians, birds and mammals
This morphological structure is characteristic of the oxyurid family.
What type of life cycle do oxyurids have?
Direct lifecycle
All species mentioned have a direct lifecycle without intermediate hosts.
Oxyuris spp:
- Oxyuris equi
- Passalurus ambiguous
- Skrjabinema ovis, S. caprae
- Enterobius vermicularis
- Aspiculuris tetraptera
- Syphacia obvelata
- Syphacia muris
- Syphacia mesocriceti
