3.3 - TRICHURIS TRICHIURA Flashcards
1
Q
other name
A
Triocephalus trichiura
2
Q
common name
A
human whip worm
3
Q
final host
A
man
4
Q
habitat
A
large intestine
5
Q
MOT
A
ingestion of eggs
6
Q
infective stage
A
embryonated egg
7
Q
diagnostic stage
A
egg
8
Q
- 30-45 mm
- coiled posterior with single spicule and retractile sheath
A
male adult
9
Q
- 35-50mm
- blunt posterior end
A
female adult
10
Q
secretory cells
A
stichocytes
11
Q
entire esophageal structure with stichocytes
A
stichosome
12
Q
egg shape
A
football, barrel, lemon, Japanese lantern shape
13
Q
unique diagnostic feature
A
bipolar refractile plugs at both ends of the egg
14
Q
- size: 50 to 54 um by 23 um
- yellowish outer and transparent inner shell
A
general moprhology of eggs
15
Q
unsegmented ovum
A
bile stained