LE3

Ctenophora

Phylum that has radial symmetry and 8 rows of cilia.

Porifera

Phylum that has no true tissues and no symmetry.

Cnidaria

Phylum that has radial symmetry and a gastrovascular cavity.

Scyphozoa

Class of Cnidaria that includes free-swimming medusae.

Cestoda

Class of Platyhelminthes that has a scolex and proglottids.

Pseudocoelomate

Body cavity of Rotifera.

Protostome

Type of development exhibited by Nematoda.

Polyplacophora

Class of Mollusca that has 8 dorsal plates and a radula.

Polychaeta

Annelid class that has parapodia with chaetae.

Closed

Type of circulatory system that cephalopods have.

Arachnida

Class that includes spiders, ticks, and scorpions.

Myriapoda

Subphylum that includes millipedes and centipedes.

Arthropoda (Class Maxillopoda)

Phylum that barnacles belong to.

Bilateral (larvae), Radial (adults)

Symmetry of echinoderms.

Water vascular system

Structure that echinoderms use for movement.

Chondrichthyes

Class that includes cartilaginous fish like sharks and rays.

Placoid scales

Tooth-like scales found on cartilaginous fish.

Amphibia

Class of vertebrates that includes frogs and salamanders.

Hair, mammary glands, amniotic egg without shell

Defining features of mammals.

Squamous, cuboidal, columnar

The three shapes of epithelial cells.

Simple vs. Stratified epithelium

Simple has one layer; stratified has multiple layers.

Skeletal muscle

Type of muscle tissue that is voluntary and striated.

Axon

Type of nervous tissue that sends signals away from the cell body.

Diaphragm

Structure that separates the thoracic and abdominal cavity.

Gallbladder

Organ that stores bile produced by the liver.

Right and left atria

Chambers of the heart that receive blood.

Epiglottis

Structure that prevents food from entering the trachea.