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Bio 2
Lecture
Exam 3
Package
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What is an Animal?
Development
Zygote
Morula
Blastula
Gastrula
Blastopore:
Archenteron:
Tissue Layers:
Origin of Animals
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Animal Phylogeny (DNA Evidence)
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Organization Level
Cellular vs. Tissue Level
Body Symmetry
Radial vs. Bilateral
Body Cavities:
Acoelomates:
Pseudocoelomates:
Eucoelomates:
Advantages of a Coelom:
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Development:
Protostomes:
Cleavage Pattern:
Spiral:
Determinate:
Coelom formation:
Schizocoelous:
Blastopore Fate:
Phyla:
Deuterostomes:
Cleavage Pattern:
Radial:
Indeterminate:
Coelom formation:
Enterocoelous:
Blastopore Fate:
Phyla:
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Points of Agreement:
Protostome Clades:
Ecdysozoans:
Lophotrochozoans:
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Animal Structure:
Tissues:
Epidermal:
Cell layers:
Simple:
Stratified
Pseudostratified
Shape of Cells
Cuboidal
Columnar
Squamous
Connective:
Collagenous Fibers
Elastic Fibers
Reticular Fibers
Loose Connective Tissue
Adipose Tissue
Fibrous Connective Tissue
Blood
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Nervous:
Muscle:
Skeletal:
Cardiac:
Smooth:
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Phylum: Porifera
Cell types:
Choanocytes:
Amoebocytes:
Digestion:
Skeletal Structure:
Spicules:
Spongin:
Water Movement:
Asconoid:
Syconoid:
Leuconoid:
Classification:
Calcarea:
Hexactinellidae:
Demospongiae:
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Phylum: Cnidaria
Body Forms:
Digestion:
Nerve Net:
Nematocysts:
Cnidiocytes:
Cnidocils:
Intracellular Digestion:
Animal Nutrition:
Undernourished
Overnourished
Malnourished
Essential Nutrients
Amino Acids:
Fatty Acids:
Vitamins:
Minerals
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Food Types
Heterotrophic:
Herbivores:
Carnivores:
Omnivores:
Insectivores:
Feeding Adaptations:
Suspension Feeders:
Substrate Feeders:
Fluid Feeders:
Bulk Feeders:
Classification:
Class: Hydrozoa -
Class: Scyphozoa-
Class: Anthozoa-
Class: Cubozoa-
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Phylum: Ctenophora
Phylum: Platyhelminthes
Extracellular Digestion:
Gastrovascular Cavity:
Nervous System:
Ocelli:
Auricles:
Ganglia and Longitudinal Nerve Cord
Excretion of Nitrogenous Waste
Ammonia:
Urea:
Uric Acid:
Protonephridia:
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Classification:
Class: Turbellaria
Class: Monogenea
Class: Trematoda
Schistosoma:
Clonorchis:
Swimmer’s dermatitis:
Class: Cestoidea
Taenia saginatus:
Taenia solium:
Diphyllobothrium latum:
Dipylidium caninum:
Echinococcus:
Phylum: Nemertea
Phylum: Rotifera
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Lophophorate Phyla
Phylum: Ectoprocta
Phylum: Phoronids
Phylum: Brachiopods
Phylum: Mollusca
Body Plan:
Metanephridia:
Circulation in Animals:
Nervous System:
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Classification:
Class: Monoplacophora
Class: Polyplacophora
Class: Gastropoda
Class: Scaphopoda
Class: Bivalvia
Class: Cephalopoda
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Phylum: Annelida
Alimentary Canal:
–
Mouth
–
Pharynx
–
Esophagus
–
Crop
–
Gizzard
–
Stomach
–
Intestine
–
Anus
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Cardiovascular System:
 Heart
– atria & ventricles
 Arteries
 Arterioles
 Capillaries
 Venules
 Veins
In Annelids:
Nervous System:
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Classification:
Class: Polychaeta
Clade: Errantia
Clade: Sedentia
Class: Clitellata
Clasde: Oligochaeta
Clade: Hirudinea:
Phylum: Onychophora