The cardiac system

Question 1

Where is the heart located in most veterinary species?

Answer 1

In the chest cavity

Question 2

What is the function of the cardiovascular system?

Answer 2

To continuously pump blood around the animals body and as such allow blood to fulfill its functions

Question 3

Name the 4 main chambers of the heart

Answer 3

The left atrium, the left ventricle, the right atrium and the right ventricle.

Question 4

What is the name of the heart muscle

Answer 4

The myocardium

Question 5

Starting at the lungs describe the order in which the blood flows through the chambers of the heart

Answer 5

Lungs -> Left Atrium -> Left Ventricle -> Body and Brain -> Right Atrium -> Right Ventricle -> Lungs.

Question 6

Describe the function of the heart valves

Answer 6

They prevent blood from flowing back where it has come from.

Question 7

Describe the features of arteries.

Answer 7

Arteries are blood vessels that originate in the heart and deliver blood either to the lungs to be oxygenated or to tissues to deliver oxygen and nutrients. The blood they contain is under high pressure.

Question 8

Describe the features of veins

Answer 8

Veins are blood vessels that originate in tissues and return blood to the heart. The blood they contain is under low pressure.