A group of six equivalent cells forms a tightly constructed `valve` that links the posterior bulb of the pharynx to the anterior four cells of the intestine. These six cells comprise a small epithelial channel with a cuticular lining in continuity with the pharyngeal cuticle and link the lumen of the pharynx to the large lumen of the anterior intestine. |
pharyngeal-intestinal valve
|
cardia |
WBbt:0005767
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Four processes (canals) of the excretory canal cell each contain a central collecting lumen which feeds to a central lumenal canal in the cell body; the central canal forms a specialized membrane to release fluids into the excretory duct. These five canals form a continuous H-shaped channel which extends almost the full length of the body, generally in contact with the lateral hypodermis and the pseudocoelom. |
excretory canal
|
canal |
WBbt:0005775
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membranous cell attaches the uterus to the lateral epidermis (seam) and forms a thin laminar process dorsal to the vulva. formed by fusion of eight pi cell progeny and AC. |
uterine seam cell
|
utse |
WBbt:0006789
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the last, posterior bulb of the pharynx. |
terminal bulb
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|
WBbt:0003732
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the first, anterior bulb of the pharynx. |
corpus
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|
WBbt:0003733
|
cell that forms intestinal-rectal valve. |
rectal valve cell
|
intestinal-rectal valve cell |
WBbt:0005797
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