Reptile

Jeopardy 2013

To which order do we belong?

• Testudines (Chelonia)

• Rhynchocephalia• Squamata• Crocodylia

Name the 3 main groups of reptiles

• crocodiles• snake/lizards

•Turtles

When did the last dinosaurs go extinct?

•65 million years ago

•Cretaceous

Label the brain

Label the brain

What are 3 possible reasons for the dinosaurs’ extinction?

• Decrease in global temperature

• Rise of mammals

• Global catastrophe

Name three functions of the reptile scale.

• Camouflage

• Protection from – Dehydration– injury

• Intimidate

• Attract mates

When is considered the “Age of the Reptiles”?

•225 to 65 mybp

Squamata members?

•Lizards

•Snakes

• Reptile dominate this biome _________ and are not found in this biome ___________

•Desert•Arctic

What’s the word?

• Body temp determined by the environment

•ectothermic

What’s the word?

• Material the scales are composed of

•keratin

What’s the word?

• Portion of the brain that allows you to smell

•Olfactory lobe

What’s the word?

• Food source for the embryo in an egg

•yolk

What’s the word?

• Hatching eggs inside the body

•ovoviviparous

How have the hearts changed from amphibians to mammals?

•(2,3),(3,3.5,4),4

Compare these features in reptiles and amphibians

• Integumentary

• Reproduction

• Development of young

AMPHIBIANSAMPHIBIANS REPTILESREPTILESthin, smooth skin, thin, smooth skin, thick, water tight scales thick, water tight scales diffusion can occurdiffusion can occurlay eggs in waterlay eggs in water leathery eggs leathery eggsexternal fertilizationexternal fertilization internal fertilization internal fertilizationexternal developmentexternal development external developmentexternal developmentmetamorphosismetamorphosis juveniles like adults juveniles like adults

What is structure …

• A.• C.• K.• Amniotic sac• Allantois• Air pocket

2 ways eggs are kept warm (other than sitting on them)?

•1. incubate inside the body

•2. bury in decomposing leaf litter

2 bits of evidence that support the warm blooded dinosaur theory

•Incubated eggs

•Hollow bones

•predators

This statement describes what part of the brain?

• processing information and responses. Controls voluntary movement of skeletal muscles. Memory. Abstract thought. Intersensory association (ICE =COLD)

•cerebrum

This statement describes what part of the brain?

• relay station and control of homeostatic activities. (heart rate, breathing rate and blood flow)

•Medulla oblongata

• Ouch… I broke my pelvis. What part of my body did I hurt?

• _______________• Ouch… I broke my

sternum. What part of my body did I hurt?

• ________________

•Hip or butt

•chest

• Name the bones

• A.• B.• C.

• Femur• Mandible• scapula

Name the parts of the bone.

• A.• B.• C

• Cartilage plate

• Spongy bone

• Compact bone

Label the parts

• A.

• B.

• C.

• Bone cell

• Haversian canal

• Lamella

C

A

B

Label the parts

• A.

• B.

• C.

• Humerus

• Phalanges

• metacarpels

A

BC

• What type of joint?• Where would you find

it?

•Hinge•Elbow or knee

What are their functions?

• Strengthen long bones without adding much weight

What are their functions?

• Support and protect organs

• Skull, vertebrae and rib cage

• Appendicular skeleton are the appendages arms and legs

What are their functions

• Covers protects and helps mend bones

True or False

• Study and you will do well.

•TRUE

Exam MondayClass Reptilia

• Worksheet from Text Book

• Notes on Reptilia (classification, origin, characteristics, systems, anatomy of the egg) Comparison with amphibians

• Biology Book Text pages 780-793

• Warm blooded article, skeleton lab, Video “Victors of dry land”

• Brain parts and their functions

• Skeleton Lab