Unit 11 Review Flashcards
What is the difference between endothermic and ectothermic
Endoderms produce there own body heat ectoderms do not
What is the member of the genus sphendontia and its characteristics
Tuataras: have spines on back, have 2 rows of teeth in upper jaw, have a pineal eye
What are 2 characteristics that separate members of order Squamata from other reptiles
Booth of their jaws can move, have scales
What are three things that lizards do that snakes do not
4 limbs, external ears, eyelids
How venomous vs non venomous snakes kill their prey
By squeezing until it dies (constrictors)
With venom
What dose a snakes toung do
Senses chemicals in the air to tell it what is around it
Facts about testudines
Breath through lungs, shell is attached, ectothermic, moves organs out of way for lungs to expand
What distinguishes the different types of testudines
Turtles live in water
Terrapins live half in water half on land
Tortoises live on land
What has been found in fossils that helps prove that they are not millions of years old
Blood and tissue
What characteristics dose the central shaft of a feather share with the bones of a bird
They are hollow
What are the three types of feathers
Downy feathers, wing feathers, tail feathers
What do the keel and furcula do for a bird
Keel: attaches muscles in chest or wings
Furcula: makes bird not twist in air
What makes a mammals brain different
Has ridges called gyri on cerebrum and cerebellum
What is the difference between the way mammals and birds breathe
Birds have air sacks connected to lungs that let oxygen pass over lungs twice making a more efficient system
