Circulatory and Endocrine System Quiz

What is another name for the circulatory system?

• regulatory system

• parasympathetic system

• heart system

• cardiovascular system

What is the main function of the circulatory system?

• Circulate ATP throughout the body.

• Carry oxygen and nutrients throughout the body.

• Dispose of oxygen.

• Bring in carbon dioxide.

What is the main organ of the circulatory system?

• Lungs

• Muscles

• Bones

• Heart

Which of the following are blood vessels? Select all that apply.

• Veins

• Venules

• Capillaries

• Arterioles

• Arteries

Which blood vessel carries blood away from the heart?

• Veins

• Arteries

• Venules

• Capillaries

Which blood vessel carries blood back to the heart?

• Arteries

• Veins

• Arterioles

• Capillaries

Which blood vessel is the site of exchange?

• Veins

• Venules

• Arterioles

• Capillaries

Which blood vessel using muscle action?

• Arteries

• Veins

• Capillaries

• Arterioles

Where does blood enter the heart?

• Vena cava

• left atrium

• right ventrilcle

• left ventricle

What do we call the part of the heart that sets the heart rate?

• semiatrial valves

• semilunar valves

• sinovenrtricular node

• sinoatrial node