Circulation Test

(NB!!! Click on the down arrow to see the other options).

1.)Which of the following graphs best represents the average pressure of blood in the different blood vessels ?

A B C D E

2)When the heart is in a state of diastole it is

in a contracted state in a relaxed state pumping blood from the right ventricle out of the pulmonary artery pumping blood from the left ventricle out of the aorta in a spasm

3) The valve between the left atrium and left ventricle is called a

tricuspid valve aortic valve semi lunar valve pulmonary valve bicuspid valve

The following five questions are based on the diagram of the heart below right.

4)Label 1 points to the

Pulmonary artery Subclavian vein Pulmonary vein Superior Venacava Inferior Venacava

5)Blood entering the heart at 1 has come from

the head and arms the legs and lower body the liver the lungs the stomach

6)The blood vessel at 2 is the

Pulmonary artery Subclavian vein Pulmonary vein Superior Venacava Aorta

7) Label 3 points to the

Tendinous cords Artrioventricular valves Septum Cartroid

8) Blood coming from the lungs was injected with a colour dye. In which of the following orders would the blood travel through the cavities of the heart?

A B C D A B D C C D A B D C A B D C B A

9)The muscle in the heart is made up of

striated muscle skeletal muscle smooth muscle cardiac muscle

10) What is the function of the pacemaker?

To keep the rhythm of the heart to test the carbon dioxide levels of the blood to test the oxygen levels of the blood to test the glucose content of the blood