Shared Flashcard Set

Details

Labs 13 and 14
For Lab Practical
21
Biology
Undergraduate 1
12/07/2008

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Cards

Term
What kind of skeleton is found in echinoderms?
Definition
Calcareous Plate.
Term

[image]

What organism/phylum is this?

Is this an aboral or oral view?

Definition

Brittle Star Phylum Echniodermata

Aboral View

Term

What kind of symmetry is found in echinoderms?

Definition
Second Pentaradial.
Term

[image]

What organism/phylum is this?

Definition
Sand Dollar Phylum Echinodermata
Term

[image]

What organism/phylum is this?

Definition
Sea Cucumber--Phylum Echinodermata
Term

[image]

What organism/phylum is this?

Is this aboral/oral view?

Definition

Sea Urchin--Phylum Echinodermata

Aboral View

Term

[image]

Know where the central disc, arms, mouth, oral spines, dermal branchiae are.  What organism/phylum is this?  Is this oral/aboral view?

Definition

Sea Star--Phylum Echinodermata

Oral View

Term

[image]

What organism/phylum is this?

What characteristics does it share with echinoderms and chordates?

Definition

Acorn Worm--Phylum Hemichordata

Deuterostomous development and pharyngeal gills.

Term

[image]

What is this organism/phylum/sub-phylum?

Know adhesive papillae, eyesptot, statocyst, and notochord.

Definition
[image]
Term
Describe how an ascidian feeds.
Definition
They are sessile so food particles brought in are trapped on a mucous net, then wound into rope, and carried to the esophagus.
Term

[image]

What is this organism/phylum/sub-phylum?

How does it feed?

Definition

Amphioxus--Phylum Chordata, Sub-Phylum Cephalochordata

Draws water in via siphon, fiters food particles out via the pharyngeal basket, then water exits thorough excurrent siphon.

Term
Compare teeth between the larval lamprey, shark, and perch all in sub-phylum vertebrata.
Definition

Larval lamprey (super class Agnatha)--no true teeth, jawless.

Shark (class Chondrichthyes)--teeth present, powerful jaws.

Perch (class Osteichthyes)--some have teeth.

Term
What specialized organ do bony fish use to swim?
Definition
Gas bladder--used for equilibrium, would sink without it.
Term

[image]

What type of scale is this?

What fish group has this type of scale?

Definition
Ctenoid--Telost Fish
Term

[image]

What type of scale is this?

What fish group has this type of scale?

Definition
Cycloid--Bony Fish
Term

[image]

What type of scale is this?

What fish group has this type of scale?

Definition
Ganoid--Telost Fish
Term

[image]

What type of scale is this?

What fish group has this type of scale?

Definition
Placoid--Cartiligenous Fish (Sharks)
Term

[image]

How many gills does this shark have?

Name the phylum, sub-phylum, super-class, and class.

Definition

Four to five slits per side (very narrow).

Phylum Chordata, Sub-Phylum Vertebrata, Super-Class Gnathostomata, Class Chondrichthyes

Term

[image]

What type of tail is this?

Definition
Heterocercal (sharks)
Term

[image]

How many gills does this perch have?

What is its phylum, sub-phylum, super-class, class?

Definition

Seven to nine slits per side (oval in shape).

Phylum Chordat, Sub-Phylum Vertebrata, Super-Class Gnathostomata, Class Osteichthyes

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