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Nervous Systems Brain Development Types of neurons Cephalization = Brain evolution Cephalization = Brain evolution Evolution of vertebrate brain Human brain ...
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Phylum Platyhelmenthes (the flatworms) General characteristics Eumetazoa - animals with tissue Bilateria - have bilateral symmetry Head end-cephalization
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Central Nervous System (CNS) CNS consists of the brain and spinal cord Cephalization Evolutionary development of the rostral (anterior) portion of the CNS
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Ducks Homeland Stuttgart!!! What is cephalization and why is it an advantage? Two Minutes Time for Class - Quack, Quack! Backdrops: - These are full sized backdrops ...
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Phylum Platyhelminthes: The Flatworms Planarians Flukes Tapeworms General Characteristics Bilateral symmetry ( allows for quicker movement) Cephalization (sense ...
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Marine Worms Flatworms, Nematodes, Annelids, General Characteristics of Marine Worms bilateral symmetry Cephalization (Has a head) Hydrostatic skeleton (no bones ...
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Bilateral symmetry right/left sides. Cephalization head ... Efferent ductules small tubes, carry sperm. Seminal vesicle stores own sperm. Female System ...
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CLOACA. 1. CHAMBER WHICH COLLECTS UNDIGESTED MATERIAL ... CLOACA EMPTIES OUT THROUGH AN ANUS - CEPHALIZATION. 1. PAIR OF CEREBRAL GANGLIA ...
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Phylum Mollusca Phylum Mollusca Protostomes Lophotrochozoan group Eucoelomates (coelomates) Phylum Mollusca Soft Bodied Shelled Some without Cephalization Sensory ...
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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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Clam Anatomy. and. Dissection. NO CEPHALIZATION (No head) Shell = valve (Bivalvia = 2 shells) ... Finishes digestion. http://wwwbio200.nsm.buffalo.edu/labs/tutor/Clam ...
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Fig. 14.10 ACOELOMATE ANIMALS 14.1. General Features A. Cephalization 1. Sessile animals survive well with radial symmetry. 2. Concentrating the sense organs on the ...
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Title: Wednesday, September 5 Author: Peter Last modified by: pbishop Created Date: 8/16/2006 12:00:00 AM Document presentation format: On-screen Show (4:3)
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An Introduction to Animal Diversity and Invertebrates By Genetically Superior
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Soft, sac-like body plan, two way digestion (with one opening mouth) ... head, thorax, abdomen, (or cephalothorax and abdomen), spiracles and tracheae, ...
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Animal Diversity 1 Porifera sponges Cnideria Jellies, corals, anenomes, etc. Platyhelminthes flat worms Nematoda round worms Mollusca molluscs
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Class Chondrichthyes Herpetology is study of: Class Osteichthyes Class Mammalia Dinosauria Crocodilia Testudines Class Amphibia Class Agnatha Class Aves
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Animals = invertebrates and vertebrates (95% of all animals are invertebrates) Animal Characteristics The bodies of animals are multicellular.
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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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Basic body parts: ostia, spongocoel, osculum, choanocytes with ... Table 33.5 Some Major Arthropod Classes. Figure 33.26 External anatomy of an arthropod ...
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BODY SEGMENTED WITH INTERNAL SEPTA. HYDROSTATIC SKELETON ... LEECH. ECTOPARASITE. ANTERIOR AND POSTERIOR SUCKERS. PARAPODIA AND SETAE ABSENT. MEDICINAL USES ...
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Section 26 1 This section describes characteristics that all animals share and the essential functions that animals carry out. It also explains the important trends in
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Nervous System Cali Hazel, Mary Kuttler. Evolution of the Nervous System Protists do not have a nervous system due to the simplicity of their structure.
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Phylum Annelida Annelid characteristics Trochophore larvae Closed circulatory system True coelom Annuli refer to segmented, metameric body plan Each segment has ...
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Title: Mollusks, Worms, Arthropods, Echinoderms Author: Whitehall School District Last modified by: mweese Created Date: 2/23/2004 4:28:42 PM Document presentation format
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invertebrate survey lab spring 09 ...
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Contain nematocysts (stinging cells) that release toxin to paralyze/kill prey ... Spiders, mites & ticks. 2 body segments (head and body) 8 legs. No antennae ...
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Kingdom Animalia Complex Invertebrates Phylum Annelida, Arthropoda & Phylum Echinodermata Annelida Segmented worms Bilateral symmetry Tube shaped bodies Has a true ...
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Annelida By. Michael Shoro and James Weaver Phylum: Annelida Annelida or more commonly known as ringed worms, contain leeches, earthworms, marine worms and many more.
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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 in the Animal Kingdom Review Correct your own worksheet Study this for your test There will be questions similar to these 1. What s the difference between ...
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Amniota Amniote egg present Tetrapoda Girdles and limbs Teleostomi Vertebrates with endochondral bone Gnathostomata The jaw-bearing vertebrates Subphylum Vertebrata
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Title: Earthworm Dissection Author: McKinney ISD Last modified by: misd Created Date: 2/16/2000 4:22:30 PM Document presentation format: On-screen Show
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Lesson Overview 25.2 Animal Body Plans and Evolution
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Lesson Overview 25.2 Animal Body Plans and Evolution
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Vertebrates Fishes, Amphibians, Birds, Reptiles, Mammals Biology B Nonvertebrate Chorodate Choradate Dorsal hollow nerve cord Notochord Pharyngeal pouches Tail that ...
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Title: Kingdom Animalia Author: mmarcum Last modified by: Melissa Jenkins Created Date: 1/27/2005 3:40:51 PM Document presentation format: On-screen Show (4:3)
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... No two kinds of animals have the same binomial name Every animal has one correct name International Code of Zoological Nomenclature Genus ... microbes live in ...
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Coelom Formation. A coelom is a body cavity that forms between germ layers ... phyla have a true coelom that is lined completely with mesoderm. Coelom Formation ...
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Examples: Amoeba, Paramecium, giant kelp, slime molds. Kingdom: Fungi. Eukaryotes ... Sponges, starfish, jellyfish, worms, insects. 5% are vertebrates (have backbone) ...
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Evolution of Organ Systems AS ORGANISMS EVOLVED THEIR BODY SYSTEMS BECAME MORE COMPLEX
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uric acid. uric acid. ammonia (juvenile), urea (adult) ammonia. Nitrogenous waste extreted ... excreted by organisms that use gills; uric acid and urea is excreted by ...
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Title: Earthworm Dissection Author: McKinney ISD Last modified by: misd Created Date: 2/16/2000 4:22:30 PM Document presentation format: On-screen Show
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Title: No Slide Title Author: Matt Hamlyn Description: email mhamlyn@jessamine.k12.ky.us Last modified by: dchase Created Date: 10/7/1999 5:16:48 PM
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Lesson Overview 28.1 Response Pt II Lesson Overview 28.1 Response Pt II Invertebrates Invertebrate nervous systems range from simple collections of nerve cells to ...
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chapter 33 invertebrates
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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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Before the exoskeleton hardens the animal makes itself larger by taking in air or water so that there is room to ... Trends in Animal Evolution Slide 4 Slide 5 The ...
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Title: Mollusks, Worms, Arthropods, Echinoderms Author: Whitehall School District Last modified by: mark weese Created Date: 2/23/2004 4:28:42 PM Document ...
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Phylum mollusca 'mollusks' Over 150,000 spp; mostly marine ... Mollusk anatomy. Important consumers: Filter feeders. Grazers. Carnivores. 3 Main body parts: ...
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fig. 49-1 nervous systems
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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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Jellyfish - Anemones. II. Animal Diversity. B. Radiata Cnidarians. 1. Diversity - Hydras ... Jellyfish - Anemones - Corals. II. Animal Diversity. a. ...
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Title: Phylum Platyhelminthes Author: onacd.ca Description: The contents of this file belongs to the purchasing school of onacd.ca. To order your own copy please ...
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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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A polyp is a cylindrical body with arm-like tentacles. In a polyp, the mouth points upward. Polyps are usually sessile (do not move) ...
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