By: Alex Thornton, Kris Dick, Alyssa Milligan Platyhelminthes By: Alex Thornton, Kris Dick, Alyssa Milligan
Type of symmetry Movement Bilateral Controlled by a longitudinal, circular, and oblique layers of muscles Some by slime trails by the beating of epidermal cilia http://www.darwinsgalapagos.com/animals/blue_flatworm.jpg http://www.ryanphotographic.com/images/JPEGS/Swimming%20flatworm,%20Raja%20Ampat,%20West%20Papua%20IMG_2259.jpg
Nervous System Digestive system Longitudinal nerve cords that are interconnected across the body by transvers braches Two simple brains and eye spots to help sense light Cephalized nervous system Digestive system Two-way Food goes into a gut then back out after so much time has passed http://classconnection.s3.amazonaws.com/1613/flashcards/698929/jpg/lab-4b-51a.jpg
Excretory system Circulatory system Respiratory system Flame cells Osmosis/ diffusion Respiratory system Flame cell https://www.youtube.com/watch?v=Rb_3KIB4CmE
Skeletal system Reproductive system None Sexually and asexually Hermaphrodites https://www.youtube.com/watch?v=9G2LkTBnGhQ
Types of Platyhelminthes Turbellaria- Flat worms that live in tropical, moist hot environments
Types of Platyhelminthes Trematoda- (Flukes) live in intense conditions
Types of Platyhelminthes Cestoda- Parasitic Flat worms (Tape Worms)
Cephalization Concentration of sense of organs, nervous control. At the anterior end of the body during evolution in the course of an embryos development
Contraction of tape worm Animals Raw meat
Platyhelminthes: Planarian Diagram
Tapeworms
Flukes
Work Cited http://crescentok.com/staff/jaskew/isr/botzo/planschm.gif (planarian diagram) http://www.theepochtimes.com/n3/eet-content/uploads/2013/08/tapeworm_iowa-676x450.jpg (tapeworm1) http://www.dogbreedinfo.com/images14/TapewormImg_1391.jpg (tapeworm2) http://people.bethel.edu/~kisrob/VirtualBiology/Planaria/Chlonorchis_sinensis.jpg (fluke1) http://www.gc.maricopa.edu/biology/lsola/Bio182/labreview/platyhelminthes/Fluke.jpg (fluke2) http://faculty.clintoncc.suny.edu/faculty/michael.gregory/files/Bio%20102/Bio%20102%20Laboratory/Animal%20Diversity/Lophot rochozoans/img041.jpg (fluke 3) http://classconnection.s3.amazonaws.com/670/flashcards/276670/jpg/planarian21338524926696.jpg http://www.savalli.us/BIO385/Diversity/05.PlatyhelminthesImages/LiverFlukeL.jpg http://media.eol.org/content/2013/12/16/00/06092_580_360.jpg http://www.google.com/url?sa=i&rct=j&q=&esrc=s&source=images&cd=&docid=W4l3krMO8A5uGM&tbnid=Z7H8_jW9rsYBNM:& ved=0CAYQjB0&url=http%3A%2F%2Fwww.pet-informed-veterinary-advice-online.com%2FTaenia.html&ei=7OAuVKL- CcHluQT0sYGQDw&psig=AFQjCNGuY6Q9YZ-D_PbMeFMxqyKG01bjzA&ust=1412444603882599 http://www.advancedaquarist.com/2002/5/short_album/Chelidonura-feeding-from-Ca. http://s1.ibtimes.com/sites/www.ibtimes.com/files/styles/v2_article_large/public/2013/08/20/flatworm.jpg?itok=4rGvhGoW