Kingdom ? Animalia Phylum ? Porifera Scypha Syconoid Body Plan Two Practice... · Kingdom ? Phylum...
Transcript of Kingdom ? Animalia Phylum ? Porifera Scypha Syconoid Body Plan Two Practice... · Kingdom ? Phylum...
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Kingdom ?Phylum ?Scypha – Cross SectionSyconoid Body Plan
SpongocoelRadial Canal
Ostium Apopyle
Choanocytes Lining Radial Canal
AnimaliaPorifera
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Kingdom?Phylum?Scypha – Longitudinal SectionSyconoid Body Plan
Spongocoel
AnimaliaPorifera
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What type of body plan does this sponge have? Syconoid
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What type of body plandoes this sponge have?
Asconoid
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I.D. Opening
Osculum
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I.D. Space
Radial canal
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I.D. Opening
Apopyle
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I.D. CellsChoanocytes (collar cells)
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Phylum Porifera: Sponges
Sponges aresessile
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Body Plans of Sponges
Sponges are Filter FeedersOstiumWater Enters Here
OsculumWater Exits Here
Asconoid Syconoid Leuconoid
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Sponge Cell Types and Spicules
Pinacocytes
Flagellum
Collar
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Pinacocytes on the Sponge Surface
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Choanocytes
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The Collar is Used to Filter Water
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Sponge Anatomy – Asconoid Sponge
Ostium
Spongocoel
(Ostia)
(A cavity lined with choanocytes)
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The Sponge Skeleton
Calcareous Spicules
Siliceous Spicules
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Spongin: Protein Fibers