To describe the pain endured by victims of emotional abuse with written words is like trying to explain what a person experiences when facing the realization of certain, impending death. It seems quite impossible. There are rips, tears, stabs and agonizing pain within her heart.
13. There are no respiratory organs and the worms breathe through its moist skin. The three classes of Annelids are: Oligochaeta (earthworms); Polychaeta (sand worms); Hirudinea (leeches). Leeches are parasitic and are used by the medical profession to withdraw blood from humans in certain situations.Source(s): ATP-Man Â· 9 years ago. Thumbs up. 5. Thumbs down. 0. 1 comment. Loading .... Bilateral symmetry. 3. True body cavity (coelom) is partitioned by structures called septa. 4. The organs of the digestive, nervous, and circulatory systems penetrate the septa and run the length of the body. 5.
Annelids are all bilaterally symmetrical animals. They range in size from much less than 1 mm in length to more than 3 m. The smallest annelids described to date would appear to be Neotenotrocha (Dorvilleidae, Eunicida) reaching only a few hundred microns in length (Eibye-Jacobsen and Kristensen, 1994).eneath the circular muscle layer lie thick longitudinal muscles. In many annelids the longitudinal muscles are present as four distinct bands (Fig. 2). Click on an image to view larger version & data in a new window. Figure 2. capricornia (Hesionidae) (Pleijel and Rouse, 2000).