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... (Dracunculus medinensis): transmitted by infected copepods in drinking water larvae move into the body cavity female adult migrates to the subcutaneous ...
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How do the acoelomates fit in? Nemertea Platyhelminthes acoelomate Complete digestive system acoelomate Closed circ. system Ladder-like nervous system
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(Plat = flat) There are three classes: Turbellaria Trematoda Cestoda Characteristics of Flatworms They are acoelomates (they don t have body cavities) ...
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Outline Evolutionary Relationships Acoelomates (sort of ) Phylum Platyhelminthes Phylum Nemertea Gnathiferans Phylum Rotifera Phylum Acanthocephala
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Phylum Platyhelminthes Characteristics Flatworms Soft body Flattened Have tissue Have internal organ systems Bilateral symmetry Acoelomates Many are parasites Body ...
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Coelom. Acoelomates. Pseudocoelomates. Coelomates. Two Views of Animal Diversity. Animal Evolution ... 1st Eukaryotes. 1st Colonial Eukaryotes. 1st Multi ...
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Adult flatworms develop from the gastrula with an ectoderm, ... body cavity is called a coelom - flatworms do not have a coelom. flatworms are acoelomates ...
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The exam schedule is different from that for the reviews. ... Coelom Formation. Acoelomates - PHYLUM Platyhelminthes - PHYLUM Nemertina. Pseudocoelomates ...
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The Kingdom ANIMALS Eukaryotic cells Multicellular Heterotrophic by ingestion External Fertilization vs Internal Fertilization a. Invertebrate Chordates: Tunicates ...
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patterns of organization 1. asymmetrical, radial, or bilateral 2. unicellular, diploblastic, or triploblastic 3. acoelomate, psuedocoelomate, or coelomate
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KINGDOM ANIMALIA Chapter 26
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By definition, in true coelom- mesentery. tissue connects organs to body cavity wall ... Also, by definition coelom is fluid-filled body. cavity, found in ...
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Chapter 39. Primitive Invertebrates. Animal Kingdom. SubKingdom-Parazoa: Phylum:Porifera ... Acolomates (no body Cavity) Bilateral Symmetry ...
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Animal Bauplan Symmetry and complexity Chapter 3: Animal Architecture * * * * * * * * * * * * III. Symmetry Radial symmetry: body parts organized about a center axis ...
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... but the two species which infect man are T. saginata and T. solium External Features: Tatnia saginata has four large muscular suckers; no mouth or hooks exist.
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Kingdom Animalia Characteristics of Animals Eukaryotic cells have a nucleus and membrane bound organelles Heterotrophic must ingest their food Diploid two ...
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Non-Coelomate Animals Porifera Simplest metazoan Cell level of organization Few cell types No true tissues Feed on material suspended in water Motile as larva ...
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Kingdom Animalia Invertebrates Phylum Porifera Phylum Cnideria SPONGES Sponges Phylum Porifera (pore-bearers)/ simplest animal Body Symmetry/Shape: Asymmetrical ...
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Traditional reconstructions are based on key aspects of body architecture. ... Scyphozoa - jellyfish. Cubozoa - box jellyfish. Anthozoa - sea anemones and corals ...
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KINGDOM ANIMALIA General Characteristics of Animals KINGDOM ANIMALIA: 10 PHYLA Porifera Cnidaria Rotifera Platyhelminthes Nematoda Annelida Mollusca Arthropoda ...
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... threadworms, and pinworms Trichinosis is caused by eating undercooked pork containing trichinella spiralis Nematodes Roundworms have a pseudocoelum.
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Introduction to Animals Essential Questions: What makes an animal an animal? How are animals classified? Kingdom Animalia Eukaryotic Heterotrophic Multicellular ...
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An Introduction to Animal Diversity and Invertebrates By Genetically Superior
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Some organisms - body cavity - not completely lined by mesoderm. Pseudocoelomates include rotifers (phylum Rotifera), roundworms (phylum Nematoda).
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C. Gastrulation in the sea urchin. D. Gastrulation in the ... Arthropods. Mollusks. Annelids. Echinoderms. Chordates. TIME. Fig. 32.7a. Cells NOT totipotent ...
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KINGDOM ANIMALIA Characteristics of Animals 5. Segmentation Segmentation refers to the repetition of body parts that contain similar structures along the length of ...
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Introduction to Kingdom Animalia Characteristics of Animals Heterotrophic Multicellular Movement Eukaryotic Basic Embryology Define: Zygote Embryo Blastula Gastrula ...
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Kingdom Animalia * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ~ Phylum Chordata ~ subphylum Vertebrata 5 classes Fish Mammals Reptiles ...
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Title: PowerPoint Presentation Last modified by: bferguson Created Date: 1/1/1601 12:00:00 AM Document presentation format: On-screen Show (4:3) Other titles
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Acoelomate Bilateral Animals Acoelomate Bilateral Animals Consist of phyla: Phylum Platyhelminthes Phylum Nemertea And others Acoelomate Bilateral Animals Simplest ...
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Evolution of body cavities. Prokaryotes ... permit evolution of specialized ... Evolution of body cavities *During the embryonic life, there are three ...
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Reproductive system is not well understood: Only female reproductive organs have been identified. ... Pigs become infected by eating grubs.
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... even though they don t have coeloms Nematoda Note that body cavity is not contained within mesoderm Note body cavity is contained within mesoderm A body ...
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Animal Evolution The Basics Animals = multicellular, heterotrophic Life history: Sexual w/ flagellated sperm/nonmotile egg Development: cleavage, blastula, gastrula ...
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2. Eumetazoans branch into radiata and bilateria. Symmetry. Cephalization in bilateria. All bilateria have 3 germ layers. 11/26/09. 6. 11/26/09. 7 ...
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Small organisms are filtered out of the water, which flows through passageways ... Nematode-Caused Diseases. Trichinosis - Trichinella. Pinworms - Enterobius ...
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1. First key branch was between eumetazoan(tissues) and parazoan(no tissues) ... Coelom formation. Fate of blastopore. 9/13/09. 8. 9/13/09. 9. 9/13/09. 10. 9/13/09. 11 ...
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These animals are also triploblastic they have three embryonic germ layers. Organ-system level of organization more division of labor among their organs.
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1Animals multicellular, must get food through ingesting other ... Coelomates organisms with true coelom, (fluid-filled body cavity completely lined by mesoderm) ...
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Flatworms, Roundworms, and Rotifers Rupp Bio II Honors Chapter 36
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Mostly sexual with flagellated sperm and nonmotile egg ... Spiral cleavage,Mouth develops form blastopore,mesoderm splits to form coelom ...
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They do disagree, however, about how these are interrelated ... Increase in size by molting their external skeletons ... Molt cuticle four times ...
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Coelom formation. PROTOSTOME: SCHIZOCOELY ... mesoderm lines the fluid filled coelom. endodermic gut is suspended in fluid. COELOMATES ...
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The vast majority of animal species belong to the clade Bilateria, which ... Phylum Mesozoa is considered a 'missing link' between protozoa and metazoa. ...
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Motility = most animals use locomotion to find their food sources ... Gastrula. Blastula folds inward to form two layers. Gastrulation ...
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An introduction to animal diversity BY Carlos Paez
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The body consists of an anterior scolex solely for attachment to the host's gut and a string of proglottids, each of which possesses both male and female organs aka ...
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Title: INVERTEBRATES Author: SDHC Last modified by: Elizabeth Burton Created Date: 6/18/2004 2:19:09 PM Document presentation format: On-screen Show
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Flatworms, Mesozoans, and Ribbon Worms Chapter 14 * * * * * * * * * * * * * * * * * * * * * * * Bilateria Most animals have bilateral symmetry. The vast majority of ...
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General Body Plan Diploblastic epidermis gastrodermis Tissue Radially symmetrical Cnidocytes
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General Body Plan Diploblastic epidermis gastrodermis Tissue Radially symmetrical Cnidocytes
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Chapter 30: Animals: Part I Evolution and Classification of Animals Animals are multicellular heterotrophs that ingest their food. Animals belong to the Eukarya and ...
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Animal Diversity (32) Animal Development (47)
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(invertebrate zoology) A phylum of invertebrates composed of bilaterally ... The body is that of an elongated organism that is dorsally ventrally flattened ...
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