Comparative cardiovascular system

Question 1

How many body cavities do Avians, Snakes, Chelonia + Lizards have?

A. 3
B. 5
C. 1
D. 2

Answer 1

C. 1

Question 2

Name the body cavity that Avians, Snakes, Chelonia + Lizards have, where all their organs are located.

Answer 2

Coelomic body cavity

Question 3

Name 2 physiological mechanisims that allow ectothermic animals control their body temperatures?

Answer 3

Shivering + Sweating

Question 4

What does PBT mean?

Answer 4

Preffered Body Temperature

Question 5

What does Preffered Body Temperature describe in ecothermic animals?

Answer 5

The temperature in which an ectothermic animal’s body + its physiological means function best

Question 6

They both begin with ‘b’..

How do ecothermic animals achieve their PBT?

Answer 6

By:
* Basking (retain heat)
or
* Burrowing (cool down)

Question 7

What 2 ways does a bird’s blood differ from mammals blood?

Answer 7

1. They have nucleated erythrocytes
2. Heterophils replace neutrophils

Question 8

Where should you administer an intra-muscular injection to a parakeet?

Answer 8

The Pectoral muscles, as they are strong + thick + muscular (either side of sternum/keel bone) or Leg muscles