science quiz

What are the 3 types of blood vessels

• pacemaker

• arteries/arterioles

• veins/venules

• Capillaries

• epinephrine

Where do arteries carry blood to?

• from capillaries to heart

• away from heart to capillaries

• from heart to lungs

Where do veins carry blood to?

• from capillaries to heart

• away from heart to capillaries

• from heart to lungs

what is the largest artery in the body?

does the aorta carry o2 rich or o2 poor blood

• o2 rich

• o2 poor

what is the largest artery in the body?

how many layers do arteries have

• 2

• 3

• 4

• 1

how many layers do arterioles have

• 3

• 4

• 1

• none

the heart consists of 2 upper sections the

• atria

• ventricles

what is the capillaries known as

• control of heart

• blood centre

• exchange centre