· Helminthes: a parasitic worm, fluke tapeworm or nematode. Sometimes referred to as intestinal worms although not always. Can generally be seen with the naked eye.” noun
a parasitic worm; a fluke, tapeworm, or nematode.” (source Oxford Dictionary of English)
· Roundworms (= nematodes). They belong to the group of Nemathelminthes. They look just like worms, more or less long and thick. Close to 30'000 species are known, more than 16'000 parasitic ones.
· Flukes (= trematodes). They belong to the group of Platyhelminthes (= flat worms). There are about 20'000 species, most of them parasitic of molluscs and vertebrates. They often have an oval form.
· Tapeworms (= cestodes). They belong also to the group of Platyhelminthes (= flat worms). About 1'000 species are known, all parasitic of vertebrates, including livestock, pets and humans.
· Phylum: a classification belonging to the animal kingdom
“phylum |ˈfʌɪləm|
noun ( pl. phyla |-lə| )
1 Zoology a principal taxonomic category that ranks above class and below kingdom, equivalent to the division in botany.”
· “cercaria |səːˈkɛːrɪə|
noun ( pl. cercariae |-ɪiː| ) Zoology
a free-swimming larval stage in which a parasitic fluke passes from an intermediate host (typically a snail) to another intermediate host or to the final vertebrate host.”
· Miracidium
A stage in a parasitic flukes life where they have hatched from their eggs and become larvae.
“a free-swimming ciliated larval stage in which a parasitic fluke passes from the egg to its first host, typically a snail.”
. Mesocercaria
a cercaria resting but a tad modified
. Metacercaria
one up from mesocercaria, they are formed in a cyst and resting, waiting for a host
· Sporocysts –
an elongated sac that produces either rediae or more sporocysts.
• Redia (plural rediae) –
a larval form with an oral sucker, it will produce either more rediae, or cercariae.
• Cercaria (plural cercariae) –
the larval form of the parasite, developed within the germinal cells of the sporocyst or rediea.
Cyst
An organ, cavity, sac of an animal or plant.
A protective capsule to a parasite in resting stages of development
. urticaria
known as hives, its caused by leaky blood cells just beneath the skin. A extreme rash that causes much irritation and lasts for a couple of hours.
. jaundice
A medical condition of the yellowing of the eyes and skin. Caused by a excess of the pigment bilrubin. Generally caused by an obstruction of the bile duct, liver disease or an excessive breakdown of red blood cells
. anaemia
an deficiency in red blood cells especially haemoglobin (iron). this results in weariness
. ascites
swelling in the stomach between the lining of the abdomen and organs. Generally occurs when the liver stops working.