TREMATODES OR FLUKES Flashcards
(102 cards)
UNSEGMENTED HELMINTHS
TREMATODES OR FLUKES
REPRODUCTION OF TREMATODES
DIGENETIC
TREMATODES ARE CLASSIFIED BASED ON HABITAT, WHAT ARE THE CLASSES
BLOOD FLUKES
LIVER FLUKES
INTESTINAL FLUKES
LUNG FLUKE
2 MUSCULAR SUCKERS OF TREMATODES
ORAL SUCKER VENTRAL SUCKER (ACETABULUM)
DOES TREMATODES HAVE BODY CAVITY, CIRCULATORY & RESPIRATORY ORGANS
NO
DIGESTIVE SYSTEM OF TREMATODES
INCOMPLETE, INVERTED Y
ALL TREMATODES ARE HERMAPHRODITIC (MONOECIOUS) EXCEPT
SCHISTOSOMAS (DIOECIOUS)
EXCRETORY SYSTEM OF TREMATODES
FLAME CELLS & COLLECTING TUBULES
IN GENERAL, DH OF FLUKES
PASS THE SEXUAL OR ADULT STAGE
IN GENERAL, IH OF FLUKES
ASEXUAL OR LARVAL STAGE
LIFE CYCLE OF TREMATODES
EGG > MIRACIDIUM > SPOROOCYST > REDIA** > CERCARIAE > METACERCARIE**
(** NOT FOUND IN SCHISTOSOMES)
CA OF BILHARZIASIS
SCHISTOSOMES (BLOOD FLUKE)
SCHISTOSOMES ALL LIVE IN THE
VENOUS PLEXUSES
SCHISTOSOMES DIFFER FROM HERMAPHRODITIC TREMATODES AS THEY ARE:
UNISEXUAL (DIECIOUS) LACK MUSCULAR PHARYNX NON-OPERCULATED EGGS NO REDIA STAGE CERCARIAE HAVE FORKED TAILS
TRANSMISSION OF SCHISTOSOMES
PENETRATE UNBROKEN SKIN OF DH
ORIENTAL BLOOD FLUKE
SCHISTOSOMA JAPONICUM
MANSON’S BLOOD FLUKE
SCHISTOSOMA MANSONI
VESICAL BLOOD FLUKE
SCHISTOSOMA HAEMOTOBIUM
S. JAPONICUM HABITAT
SUPERIOR MESENTERIC VEIN
S. HAEMOTOBIUM HABITAT
URINARY BLADDER
S. MANSONI HABITAT
INFERIOR MESENTERIC VEIN
FOUND IN WEST CENTRAL AFRICA
SCHISTOSOMA INTERCALATUM
FOUND IN THAILAND & CAMBODIA
SCHISTOSOMA MEKONGI
ITS EGG IS FULLY EMBRYONATED W/O ANY OPERCULUM AND HAVE TERMINAL SPINE
S. INTERCALATUM