CHEM-C - Chemistry and Chemical Biology CHEM-C 106 Lecture Notes - Lecture 3: Gastrovascular Cavity, Hydrostatic Skeleton, Obelia

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No significance is placed on the order of any chapter objectives. Whenever possible and where appropriate you should always be prepared to give animal examples. Learning objective for all chapters on phylogeny: review figure 30. 7. Seta(e) a stiff hair-like structure, bristle, it can be found on the outside of the individual segments of an earthworm. Syncytium (syncytial epidermis) a multinucleated cell arising from the fusion of individual cells or the specialize connection via gap junctions as seen in the heart muscle for example. Visceral mass internal organs: sexual (monoecious)______________________________________________________, asexual (gemmule)________________________________________________________ Objective 1: describe the distinguishing features, cells, and structure of sponges [poriferans] (knowledge/comprehension: phylum porifera. Objective 2: name and describe three groups (classes) and the three body forms of sponges (knowledge/comprehension) Asconoid a. porocytes________________________________________________________________ b. spongocoel_______________________________________________________________ c. osculum_________________________________________________________________ d. choanocytes_____________________________________________________________ Sycnoid__________________________________________________________________ a. porocytes________________________________________________________________ b. spongocoel_______________________________________________________________ c. osculum_________________________________________________________________ d. chanocytes______________________________________________________________ Leuconoid________________________________________________________________ a. porocytes________________________________________________________________ b. spongocoel_______________________________________________________________ c. osculum_________________________________________________________________ d. chanocytes_______________________________________________________________ names (knowledge/comprehension)