radial canal
The term "radial canal" describes various minute canals found in marine organisms, each serving a unique function within the organism's body structure.
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Definition
C1Marine Biology
(technical)In sponges, a narrow channel lined with specialized cells that extends from the central cavity and ends just below the surface, aiding in water circulation and nutrient absorption.
Example
- Radial canals in sponges are essential for maintaining the flow of water through the organism.
C1Marine Biology
(technical)In jellyfish, a canal that extends from the central gastric cavity through the umbrella to the outer edge, playing a role in distributing nutrients.
Example
- The radial canals in jellyfish help transport nutrients throughout their bodies.
C1Marine Biology
(technical)In echinoderms, a tube that extends outward from the central ring along each arm, part of the water vascular system used for movement and feeding.
Example
- Sea stars use their radial canals to move and capture food.
Similar
Terms that have similar or relatively close meanings to "radial canal":