Soc 15

Question 1

What does the cardio-vascular system do?

Answer 1

transports oxygen, carbon dioxide and nutrients produces red blood cells

Question 2

The left and ̶right _________ collect the blood as it enters the hea̶rt

Answer 2

atriums

Question 3

The left and ̶right _________ pump the blood out of the hea̶rt

Answer 3

ventricles

Question 4

There is 4 valves in the heart, which of these is NOT one

pulmonary valve
tricuspid valve
bicuspid valve
septum valve
aortic valve.

Answer 4

septum valve

Question 5

Which vessels takes the blood through the lungs oxygenating it as it goes?

Answer 5

pulmonary artery

Question 6

The first phase of the heart’s pumping cycle is called the _______ this is when it contracts.

Answer 6

systole

Question 7

The second phase of the heart’s pumping cycle is called the _______ this is when it relaxes.

Answer 7

diastole

Question 8

________ _________ is a measure of the force that your heart uses to pump the blood round your body.

Answer 8

Blood pressure

Question 9

The heart is composed of __ chambers

Answer 9

4

Question 10

To bring about a change in your heart rate, your body releases __________.

Answer 10

adrenaline