NEMATODES By: Madi, Tyler, and Savanna "Spongebob Nematodes." YouTube. YouTube, n.d. Web. 04 Oct

BODY SHAPE AND MOVEMENT Bilaterally symmetrical Move by thrashing and contraction of longitude muscles page page

NERVOUS SYSTEMS Do have a nervous system Rings of nervous tissue around pharynx Runs along the dorsal and ventral sides of the nematodes "Taxonomy by TU72_834." Taxonomy by TU72_834. N.p., n.d. Web. 04 Oct

DIGESTIVE SYSTEM One way digestive system Opening to take in food and another expels waste runs the length of the body "Flatworms and Roundworms." Flatworms and Roundworms. N.p., n.d. Web. 04 Oct

EXCRETORY SYSTEM Excretory system is present Series of excretory tubes Ends in excretory pores "FAQs on Freshwater Worm Parasitic Diseases: Roundworms/Nematodes (Camallanus Esp.)." FAQs on Freshwater Worm Parasitic Diseases: Roundworms/Nematodes (Camallanus Esp.). N.p., n.d. Web. 04 Oct

CIRCULATORY SYSTEM Nematodes have no heart or blood vessels so they have to get nutrients through there bodies in other ways. They absorb nutrients through there skin using osmosis. "Your Name Your Major." Your Name Your Major. N.p., n.d. Web. 04 Oct

RESPIRATORY SYSTEM Nematodes receive oxygen through there skin Diffusion allows oxygen to even out inside their bodies "Respiratory System." Respiratory System. N.p., n.d. Web. 04 Oct

SUPPORT SYSTEM No skeletal system Cells together to make tissues to make up body exterior Aquatic nematodes get support from water

REPRODUCTIVE SYSTEM Nematodes reproduce sexually. Male has amoeboid sperm Copulatory spicules- dilate the vulva and can also serve as a canal for the spermatozoa

CLASS: ASCARIS Common in many human population around the world. Particularly in tropical and subtropical countries. Likes warm summers with high rainfall. Small amount- allergic reaction Large amount- cough, chest pain, digestive dissorders " Flatworms and Roundworms." Flatworms and Roundworms. N.p., n.d. Web. 04 Oct state.edu/organismic/flatworms_and_roundworms.htm. state.edu/organismic/flatworms_and_roundworms.htm

CLASS: HOOKWORM By walking barefoot In soil contaminated with feces. Effects are- itchy rash, diarrhea, stomach pain, cramps, nausea, low red blood count (aka anemia) "Celebrate the American Hookworm!" Nature Afield Notes on Biophilia. N.p., n.d. Web. 04 Oct

CLASS: FILARIA Mosquitos give them to humans through there bites Thickens skin and underlining tissues due to blockage of the vessels of the lymphatic system "Filariasis - Causes, Symptoms, Diagnosis and Treatment, FAQs." Medindia. N.p., n.d. Web. 04 Oct "The LymphSystem." : Cancer atic Research UK : CancerHelp UK. N.p., n.d. Web. 04 Oct

OTHER PHYLUM FACTS Called roundworms- bodies are cylindrical in shape Nematodes live in the soil, water, and animals Parasites- organisms that live on or in an organism of another species. Harms the host as it obtains nutrients "Viral Fountain." Viral Fountain. N.p., n.d. Web. 04 Oct

IMPORTANT ADVANCEMENT Nematodes were the first to have a body cavity Separates the parts of the organism into different areas "Animals III - Pseudocoelomates, Mollusks, and Annelids." Courses. N.p., n.d. Web. 04 Oct