Amphibians Quizlet

What are the chambers of the heart called?

(2) Atria and (1) ventricle

Vomerine teeth

Teeth in roof of mouth.

Class

Amphibia

Gymnophiona

Caecilians (small, no legs).

Phylum

Chordata

Nictating membrane function

Protect eye

Cutaneous respiration

Respiration through the skin.

Caudata

Salamanders and newts.

Skin

Smooth and glandular. No scales. Toxic chemicals.

Adults have a ______ chambered heart

3

Cloaca

Common opening to the digestive system, reproductive and excretory system.

Digestive system

Complete, true tongue, vomerine and maxillary teeth, cloaca.

Reproductive system (monoecious or dioecious)

Dioecious

Circulatory system

Double looped (delivers oxygen efficiently).

Body temperature regulation

Ectothermic and nocturnal

Type of fertilization for Anuran's (external or internal)

External

Anura

Frogs and toads.

4 types of respiration

Gills (larva), Lungs, Buccapharyngeal, Skin (cutaneous respiration).

What are the 3 orders?

Gymnophiona, Caudata, Anura.

Tympanic membrane function

Hearing

What are vomerine and maxillary teeth used for?

Holding food

Type of fertilization for Gymnophiona and Caudata (external or internal)

Internal

Maxillary teeth

They are small, sharp teeth lining the upper mouth.

Subphylum

Vertebrata

How do frogs communicate?

With calls