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Chapter 33
Animalia
15
Biology
Undergraduate 1
04/03/2017

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Term
All phyla in Metazoa
Definition
Porifera, Ctenophora, Cnidaria, Acoela, Echinodermata, Chordata, Platyhelminthes, Rotifera, Ectoprocta, Brachiopoda, Mollusca, Annelida, Nematoda, Arthoropoda
Term
Gelationous part of sponges (called the _______)  contains ______ for transportation or producing _______ for defense and support
Definition
Themesophyl containsamoebocytes for transportation or producingspicules for defense and transport.
Term
Cnidarian tissues, digestion, and feeding structures?
Definition

Tissues: diploblastic

Digestion: Blind sac

 Feeding structures: use cnidocytes with specialized nematocysts

Term
Classes of Cnidaria
Definition
  • Hydrozoa
  • Scyphozoa
  • Cubozoa
  • Anthozoa (corals)
Term
Phyla in Lophotrochozoa
Definition
  • Platyhelminthes (flatworms)
  • Rotifera
  • Ectoprocta
  • Brachiopoda
  • Mollusca
  • Annelida (segmented worms)
Term
Groups in Platyhelminthes
Definition
  • Free-livingPlanarians
  • ParasiticTrematoda
  • ParasiticCestoda
Term

Planarians

  • Tissue Organization 
  • Type of Body Cavity  
  • Digestive Openings  
  • Circulatory System 
  • Respiratory Organs 
  • Excretory System
  • Support System 
  • Segmentation 
  • Appendages  
  • Nervous System Organization
Definition
  • Tissue Organization: triploblastic 
  • Type of Body Cavity: acoelomate
  • Digestive Openings: blind sac
  • Circulatory System: none
  • Respiratory Organs: none
  • Excretory System: protonephridia (flame bulbs)
  • Support System: none
  • Segmentation: none
  • Appendages: none
  • Nervous System Organization: brain, ventral nerve cords
Term
Cestoda (tapeworm) connects to host via ______; posterior to that are the _________ (sex organs)
Definition
Cestoda connects to the host via the scolex; posterior to the scolex are the proglottis with the sex organs.
Term
  • Phylum Mollusca
  • Tissue Organization
  •  Type of Body Cavity
  • Digestive Openings
  • Circulatory system
  • Respiratory organs
  • Excretory system
  • Support system
  • Segmentation
  • Nervous system
Definition
  • Tissue Organization: triploblastic
  • Type of Body Cavity: coelomate: pericardial cavity
  • Digestive Openings:  dual
  • Circulatory System: heart, open
  • Respiratory Organs: siphons, gills
  • Excretory System: nephridia
  • Support System: shells
  • Segmentation: no
  • Nervous System Organization: three ganglia
Term
Digestive tool inMollusca for scraping
Definition
radula
Term
Classes of Mollusca
Definition
  • Polyplacophora: chitons
  • Gastropoda: snail, slug
  • Bivalvia: oysters, clams
  • Cephalopoda: octupi, squid, cuttlefish
Term

Annelida

  • Tissue Organization
  • Type of Body Cavity
  • Digestive Openings
  • Circulatory System
  • Respiratory Organs
  • Excretory System
  • Locomotion
  • Support System
  • Segmentation
  • Appendages
  • Nervous System
Definition
  • Tissue Organization: triploblastic  
  • Type of Body Cavity: coelomate
  • Digestive Openings: mouth and anus
  • Circulatory System: hearts, blood vessels
  • Respiratory Organs: moist skin
  • Excretory System: metanephridia
  • Locomotion: peristalsis
  • Support System: hydrostatic skeleton
  • Segmentation: yes
  • Appendages: setae
  • Nervous System: brain, ventral nerve cord
Term
Classes of Annelida
Definition
  • Class Polychaeta
  • Class Oligochaeta
Term
Phyla in Superphylum Ecdysozoa
Definition
  • Nematoda
  • Arthropoda
Term
Subphyla in Arthropoda
Definition
  • Chelicerata (claw-like appendages)
  • Myriapoda
  • Hexapoda: Class Insecta
  • Crustacea
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