click below
click below
Normal Size Small Size show me how
Earthworm Voc Terms
| Term | Definition |
|---|---|
| Dorsal | Top Part |
| Ventral | Bottom Part |
| Clitellum | Makes mucus that dries up to form a cocoon |
| Mouth | Opening at the end allowing the intake of food consisting of particles of both loving and dead substances |
| Setae | Bristle like structures that help the worm move |
| Sperm D. (Duct) | Openings in which sperm can pass through |
| Sperm G. (Groove) | Sperm moves along here from sperm duct to another worm |
| Oviduct | Tube through which eggs pass |
| Anus | Where excrement (poop) comes out |
| Aortic Arches | Surround the esophagus and function in pumping the blood throughout the body |
| Ventral Blood Vessels | Carries blood from the aortic arches to the rest of the body |
| Dorsal Blood Vessels | Returns blood to the aortic arches and has valves to prevent backflow |
| Ventral nerve | Connects the ganglia in each segment of its body with the cerebral ganglia. It coordinates movement |
| Pharynx | Moves food from the mouth to the esophagus |
| Esophagus | Carries food between the pharynx and the crop |
| Crop | Stores food |
| Gizzard | Grinds food |
| Intestine | Digests food |
| Seminal Vesicles | Store sperm produced by the earthworm |
| Seminal Receptacles | Paired organs that store sperm received from another worm during copulation |