dorsal lip

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dor′sal lip′

the dorsal marginal region of the blastopore, which acts as a center of differentiation.
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References in periodicals archive ?
The band of very long prototrochal cilia traveled along the dorsal lip of the mouth, whereas the metatroch traveled along the ventral lip.
Often the capitate will have an injury in the cartilage due to dorsal lip impaction of the lunate during dislocation.
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