Seta - Wikipedia
WebIn biology, setae / ˈsiːtiː / ( sg.: seta / ˈsiːtə /; from the Latin word for "bristle") are any of a number of different bristle- or hair -like structures on living organisms . Animal setae. Protostomes. Setae on the foreleg of a mayfly. Annelid setae are …
Seta | biology | Britannica
Web…(or coelom), movable bristles (or setae), and a body divided into segments by transverse rings, or annulations, from which they take their name. The coelom is reduced in leeches, and setae are lacking a few specialized forms, including leeches.
Annelid | Definition, Characteristics, Habitat, Reproduction, Diet ...
WebMar 22, 2024 · Annelid, any member of a phylum of invertebrate animals that are characterized by the possession of a body cavity (or coelom), movable bristles (or setae), and a body divided into segments by transverse …
Annelid - Segmentation, Setae, Metamerism | Britannica
WebSetae, embedded in the body wall, may be simple, S-shaped, forked, or hairlike. Except for the first, each segment may have either two pairs of S-shaped setae or a circle of setae. Many transitional forms of setal arrangement occur, and copulatory setae are found on some segments in certain species.
Setae Definition & Meaning - Merriam-Webster
WebThe meaning of SETA is a slender usually rigid or bristly and springy organ or part of an animal or plant.
Seta - an overview | ScienceDirect Topics
WebThe setae are used to hold a large air bubble by surface tension. The plastron enables them to live permanently submerged in water because oxygen passes by diffusion from the water into the plastron. Examples of plastron use by this method include the beetle families Elmidae and Hydrophilidae. FOOD GATHERING AND PREY CAPTURE.
"Hair" of the caterpillar - Indiana Public Media
WebSetae act like caterpillar adhesives that have detachable ends that can lodge in the skin of an unlucky handler. The small ends can also float into mucus membranes, like in our eyes, and prove...
14.14: Phylum Annelida - Biology LibreTexts
WebJul 31, 2022 · Chitinous hairlike extensions, anchored in the epidermis and projecting from the cuticle, called setae/chaetae are present in every segment. Annelids show the presence of a true coelom, derived from embryonic mesoderm and protostomy.
The diversity, evolution, and development of setal morphologies in ...
WebDec 21, 2022 · Setae are clearly important to the bumble bees (Bombus spp.), as they exhibit a characteristically thick setal pile on their dorsal surface (dorsum) that makes them among the most pilous of the bees (Roquer-Beni et al., 2020). One potential role of these setae is to facilitate pollen collection.
Setae Enhance Temporary Adhesion — Biological Strategy
WebSep 14, 2016 · Manage Shear. The effect of shear stress on a living system is parallel internal surfaces sliding past each other. Slippage occurs in parallel with the force. Think about holding two wooden boards on top of each other and sliding one to the right and the other to the left.
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