BILD 3 Lecture Notes - Lecture 9: Gastrovascular Cavity, Chelicerata, Monogenea
22 Nov 2016
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Some, like squid, are intelligent, and can change color (may also have internalized shell: turbellaria (flatworms, cestoda (tapeworms, trematoda (flukes, monogenea (ectoparasites, hirudinea (leeches) They can absorb nutrients all over their entire body length. Ecdysozoa - characterized by the process of molting. Molting: growth distinct stages by shedding an exoskeleton. Their final stage is when they are reproductively mature . Inflate themselves for 24 hrs to harden the exoskeleton growth. Elephantiasis: when a roundworm that lives inside of lymph nodes. Occurs after years of non-treatment: exoskeletons made of chitin, jointed appendages, a segmented body. Subphyla: cheliceriformes: presence of chelicera - form of appendage. Thorax: body region that contains any wings or attachments for legs. Some have 1 or more body regions: myriapoda: -numerous body regions. Millipedes have 1 set of legs; centipedes have 2 sets. How much is 1 quart of horseshoe crab blood worth: , , , ,000, ,000. Fda gold standard for looking for bacterial contamination .
