Lab 2 (Fiorella) Flashcards
What is the common name of this specimen?
Planarian Flatworm
To which class does this specimen belong?
Class Turbellaria
What is the common name of this specimen?
Tapeworms
To which class does this specimen belong?
Class Cestoda
What is the common name of this specimen?
Roundworms
To which Phylum does this specimen belong?
Phylum Nematoda
What is the common name of this specimen?
Freshwater Mussels
To which class does this specimen belong?
Class Bivalvia
What is the common name of this specimen?
Land Snail
To which class does this specimen belong?
Class Gastropoda
What is the common name of this specimen?
Squid
To which class does this specimen belong?
Class Cephalopoda
What phylum does Class Trubellaria belong to?
Phylum Platyhelminthes
What phylum does Class Cestoda belong to?
Phylum Platyhelminthes
What phylum does Class Bivalvia belong to?
Phylum Mollusca
What phylum does Class Gastropoda belong to?
Phylum Mollusca
What phylum does Class Cephalopoda belong to?
Phylum Mollusca
What level of organization do all the Phyla in this lab have? (Starting from Platyhelminthes)
Organ-level organisation
How many germ layers do all the Phyla in this lab have? (Starting from Platyhelminthes)
Three germ layers (Triploblastic)
Phylum Nematoda are Coelomate or Acoelomate?
Coelomate
Phylum Platyhelminthes are Coelomate or Acoelomate?
Acoelomate
Phylum Mollusca are Coelomate or Acoelomate?
Coelomate
What is a coelom?
A body cavity lined with mesodermal tissue called Peritoneum (Only Triploblastic organisms can have a ceolom)
What symmetry do all the Phyla in this lab have? (Starting from Platyhelminthes)
Bilateral Symmetry
The possesion of a head with sensory organs is called
Cephalisation
Do Flatworms (Plathyhelminthes) have a Circulatory system?
No (They use Diffusion)
What is the name of this structure?
Eye Spot
What is the Function of this structure?
Detect light (light-sensitive pigment cups)
What is the name of this structure?
Auricle
What is the Function of this structure?
Sensory organs
used for touch and olfaction, not hearing.
What is the name of this structure?
Branches of intestine
What is the name of this structure?
Pharynx
What is the Function of this structure?
Everts from the body and is used to impale or pin food (Feeding/digestion)
What is the name of this structure?
Mouth
What is the Function of this structure?
Sucks food from pharynx into intestines (Feeding/digestion)
Planarians have a _____ Intestine
Triclad
Planarians have a ______ gut
Blind
Planarians mode(s) of reproduction
Sexually: Exchange sex cells
Asexually: Transverse fission