Vezba V.pdf
Transcript of Vezba V.pdf
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Annelida
Phylum Annelida
Classis Oligochaeta
Ordo Opistopora
Familia Lumbricidae
Lumbricus terrestris
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Lumbricus terrestris
• Metamerno, homonomno segmentisano telo
• Glava (prostomijum+peristomijum), trup, pigidijum
• Dobro razvijen kožno-mišićni sistem
• Celom podeljen septama i mezenterama
• Crevni sistem euproktan; tiflozolis
• Krvni sistem zatvorenog tipa
• Ekskretorni sistem metanefridijalan
• Nervni sistem lestvičast
• Hermafroditi
• Vlažno zemljište
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prostomijum
dorzalna strana
ventralna strana
anteriorna strana
posteriorna strana
peristomijum
pigidijum CLITELLUM
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Ventralna strana tela prostomijum
usni otvor
nefridiopora
semeni žleb
otvori semeprijemnika
tuberkula
hete ♀ polni otvor
♂ polni otvor
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kutikula
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1. Ventralna strana tela
gliste prema voštanoj podlozi
2. Prednji i zadnji
kraj tela pričvrstiti čiodama
3. Rez se pravi bočno od
mediodorzalne linije
4. Telesni zid pričvrstiti
pomoću igala
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DIGESTIVNI SISTEM
jednjak ždrelo
usni otvor
srednje crevo
mišićni želudac voljka
tiflozolis
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KRVNI SISTEM
ventralni krvni sud
dorzalni krvni sud
5 pari bočnih srca (VII- XI)
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REPRODUKTIVNI SISTEM
seminalne vezikule (IX, XI, XII)
semeprijemnici (IX, X)
2 para testisa 3 para semenih
vezikula 2 para semenih
levaka semevodi
1 par jajnika
1 par polnih levaka sa jajovodima 2 para semeprijemnika
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NERVNI SISTEM
ventralna nervna lestvica
nadždrelna ganglija
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