Circulatory System

Which type of blood vessel has valves inside?

• Artery

• Vein

• Capillary

Which type of blood vessel carries oxygenated blood?

• Artery

• Vein

• Capillary

What sort of circulatory system is the human circulatory system?

• An open circulatory system

• A single circulatory system

• A double circulatory system

From which chamber of the heart does blood leave to go to the lungs?

• Right ventricle

• Right Atrium

• Left ventricle

Which valve prevents blood flowing back into the left atrium from the left ventricle?

• The semi-lunar valve

• The bicuspid valve

• The tricuspid valve

Which of these is a common risk factor for heart disease?

• Having low blood pressure

• Being overweight

• Exercising regularly

What is the main function of the circulatory system?

• Thanspor materials, heps fight diseasse and regulates body temperature

• to supply blood to the body

• to help us to breathe

Which of the following is not part of the circulatory system

• Lymph nodes

• Capilary

• No answer is correct

As blood begins tu circulate; it leaves the __________ from the left ventricle and goes into the aorta.

• Lungs

• Heart

• Body

The aorta is the largest artery in the body. The blood leaving the aorta is full of _________.

• Oxygen

• Red blood cells

• Carbon dioxide