Part 1 Amphibians Flashcards
What is the kingdom & phylum of amphibia?
Animalia & Chordata
What is the superclass & class of amphibia?
Tetrapoda & Lissamphibians
What are the 3 orders of class?
Anura (frogs), Urodela (Salamander), Adopa (Caecillian)
What are the main contents of integument for an amphibian?
Ectothermic (heat external source), 3 chambered heart, no dermal scales, multicellular epidermal glands,
What are the main glands of amphibians?
Mucus, Serous/Granular (acrid), Parotid (frogs)
What are chromatophores?
Light reflecting cells
How many types of chromatophores are there?
4
What are the guanine chromatophores?
Iridophores
What are the black chromatophores?
Melanophores
What are the yellow chromatophores?
Xanthophores
What are the red chromatophores?
Erythophores
What is their GI system made of?
Mouth, Oesophagus, Stomach, Small intestine, Large intestine, Cloaca
What are the characteristics of GI system?
Ciliated, Chitinase (stomach), Cloaca
What are the main characteristics of the teeth?
Maxillary & vomerine teeth - just for holding
What does pedicellate mean?
Seperated
What do they use to swallow?
Eyes
How do they feed?
Swallows food whole,
Main part of amphibian nervous system?
Pineal body (hibernation hormones)
Frog sense organs? What detects high sounds?
Stapes
Frog sense organs? What detects low frequency sounds?
Papilla amphiborium
Frog sense organs? What detects airborne sounds?
Columella-operculum complex
Adrenal glands - where?
Ligaments suspend gonads
What is metamorphosis?
Growing - thyroxine hormone aids
What is the word for shedding skin?
Ecdysis
