9.4-9.5 Vertebrates

Which of the following is not a vertebrate group?

• Fishes
• Birds
• Mammals
• Arthropods

The _______________ connects the brain to nerves in other parts of the body

• Notochord
• Nerve Cord
• Thoat pouch

The __________________ runs down the center of the back and replaces the notochord in vertebrates

• Backbone
• Notochord
• Bones
• Endoskeleton

An animal that produces little internal body heat (cold blood) is called

• Ectotherm
• Endotherm
• Coldy
• Regulater

An animal that produces internal body heat (warm blood) is called

• Ectotherm
• Endotherm
• Coldy
• Regulater

The temperature of an ectotherm animal _________

• Depends on the enviroment
• it's constant
• doesn't exist

Birds and mammals are

• Endotherms
• Ectotherms

Amphibians, reptiles and most fishes are

• Endotherms
• Ectotherms

Vertebrates that live in water, have scales and obtain oxygen through gills. 

• Fishes
• Mammals
• Amphibians
• Reptiles

Animals that spend their early life in water and their adult life on land. 

• Fishes
• Mammals
• Amphibians
• Reptiles