Reptilia

Question 1

What is the class?

Answer 1

Reptilia

Question 2

What does Reptilia mean?

Answer 2

to creep

Question 3

What is the body covered with? what is it made of?

Answer 3

horny epidermal scales with bony dermal plates. made of keratin

Question 4

integument has few?

Answer 4

few glands

Question 5

What are the limbs like?

Answer 5

paired limbs, absent in snakes & lizards

Question 6

What is the skeleton like? sternum absent in?

Answer 6

skeleton well ossified, ribs with sternum (absent in snakes) forms a thoracic basket

Question 7

Respiration by? What type is it called?

Answer 7

-lungs (pulmonary respiration)
-no gills
-cloaca secondarily used for respiration by some

Question 8

What is the heart like? What is the heart like for crocodilians?

Answer 8

3 chambered heart, 4 chambered heart in crocodilians

Question 9

What regulates body temperature (cold-blooded or warm blooded)

Answer 9

Ectothermic

Question 10

What is the sexes like? fertilization?

Answer 10

-sexes separate
- internal fertilization

Question 11

What are the eggs like?

Answer 11

Amniotic eggs covered w/ calcareous or leathery shells
-extraembryonic membranes (amnion, chorion, yolk sac, and allantois) present during embryonic life
-no larval stages

Question 12

2 parts of turtle shell?

Answer 12

dorsal carapace & ventral plastron

Question 13

Which reptile has a hard palate?

Answer 13

Crocodile - Crocodilia