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1 -4
- Planaria
- 1. eyespots
- 2. Auricle
- 3. Gastrovascular cavity
- 4. Pharynx
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What is this and what is being pointed at
- Early Gastrula
- - Blastocoel
- - Yolk Plug
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What is this and what is being pointed at?
- Gastrula
- -Archenteron
- -Endoderm
- -Blstocoel
- -Yolk Plug
- -Ectoderm
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What is this and what is being pointed at?
- Early Neural Plate
- -Neural Plate
- - Notochord develops here
- -Archenteron
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What is this and what is being pointed at?
- Neural tube stage
- -Nueral tube
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- Late Neural tube stage
- -Neural tube
- -Notochord
- -Gut
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Who created the system in which animals are classified what is it called?
Carl Linneaus / Linnean System
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The names of each category are preferred by rules of nomenclature to be unique and are regulated by the _____________________________
International Code of Zoological Nomenclature
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Why is latin used ?
Its a 'dead' language and the meaning doesnt change
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Groups of actually or potentially interbreeding natural populations which are reproductively isolated from other such groups
Species
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Higher class is called _______-
Super-
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Lower class is called ______-
Sub
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Lowest sub category is called _______ -
Infra-
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The first rounds of mitosis is called __________
cleavage
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Cleavage leads to a hollow ball of cells called a ________
Blastula
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The space within the blastula is called the ______
Blastocoel
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__________ follows the blastula stage
Gastrulation
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This process is characterized by cell movement resulting in the formation of a __________
Gastrula
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Lowest maginifaction - the highest
4, 10, or 40x
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The smallest , complete unit of life is a ?
Cell
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Two types of cells
Prokaryotic and Eukaryotic
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Meiosis takes place into the ? cells
Germs
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Mitosis takes place in the ? cells
somatic
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The primary purpose of meiosis is to produce ?
Gametes
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Three types of cells found in sponge and their function
- pinacoyates - protects
- mesenchyme - digestion and secetion
- choanocytes - traps food particles
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Three body types of sponges from the least to the most complex
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What is in the Phylum Porifera
Sponges
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What is in the Phylum Cnidaria
Jellyfish, corals, sea anemones
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Cnidarian Charateristics
- Tissues
- Radial symmetry
- Cnidocytes
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What are cnidocytes?
Stinging cells on tentacles
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Two types of body forms for Cnidarians and the animals they apply too
- Polyp - hydras, sea anemones, and coral
- Medusa - jellyfish
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Hyrda occurs in ? form but produces ? and ?
poylp / sexually/ asexually
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Physalia also known as ? is a ? colony with both ? (____) and ? (_____) stages found on different parts
Man o' war / pelagic / medusa (sexually) / polyp (asexual)
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Obelia, hydra, and Physalia all memebers of Class ?
Hydrozoa
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Moon jelly fish (Aurelia) and the Cabbage head jellyfish are members of the class ?
Anthozoa
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What is platyhelminthes?
flatworms
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What are the characteristics of Flatworms
- triploblastic animals
- bilateral symmetry
- tissue
- organ developement
- flat wormlike body
- no body cavity
- some free living / parasitic
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What are some parastic flatworms
Flukes and tapeworms
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What are some free-living flatworms
Planaria
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Planaria are members of ? and most are ? they exhibat ?
Turbellaria/ freeliving/ cephalization
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Sense organs are concentrated at one end of the body
Cephalization
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Fascicola is a member Class? which only contains ? parasites
Tremaroda / internal
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The adult fluke lives in human but 2 intermediate host ? and ? are required to complete the life cycle
Verabrate / inverabrate
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The Dipylidium is also known as ?
Dog tapeworm
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Tapeworms are members of Class ? and are all ? parasites
Cestoda / Internal
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Sex & 5
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Sex & 4
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1 & 8
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Foot/mantle/Gills/adductor muscles
Bivalue
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11
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Phylum Nematoda include
Roundworms
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Nematodes are ?
Psueaocoelomates
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What is in the Phylum Rotifera
Rotifers
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What is in the phylum Mollucsa and what are the 4 classes studied
- Mollucs - Snails , clams, squid
- C. Polyplacophora / Gastropoda / Bivalvia / Cephalopoda
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Class Polyplacophora include
Chitons
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Class Gastropoda include
Snails
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What is the function of radula?
Teeth / digestion
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Class Bivalvia include
Clams and osyster
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Bivalvias do not have a _________!
Radula
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Class Cephalopoda include
Octopus and squids
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What is the most advanced class in the phylum mollusca?
Cephalopoda
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What is in the Phylum Annelida?
Segmented worms (earthworms / leeches)
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Segments that are equal in size are called?
Metameres
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Class Polychaeta include
Marine worms - Nereis
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Subclass oligochaeta include
Earthworms
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Subclass Hirudinea include
Leeches
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