2nd year Circulatory system

These cells, in the blood, carry oxygen and give the blood its color.

• white blood cells
• plasma
• platelets
• red blood cells

Tags

NGSS.MS-LS1-2

This type of vessel carries blood TO the heart:

• vein
• nerve
• muscle
• artery

When oxygen-rich blood is carried AWAY from the heart, it travels through an...

• artery
• neuron
• vein
• straw

The smallest type of blood vessel is the:

• nerve
• vein
• capillary
• artery

Veins have special ________________ to stop blood from flowing backward.

• gravity
• valves
• arteries
• ventricles

The cells in the blood that help fight germs and illnesses are the...

• red blood cells
• platelets
• white blood cells
• axons

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-3

The circulatory system works with the ___________ system to provide our body with oxygen.

• respiratory
• digestive
• muscular
• skeletal

Tags

NGSS.MS-LS1-3

Your blood is made up of which of the following...

• plasma, red blood cells, blue blood cells
• white and red blood cells
• plasma and platelets
• plasma, red blood cells, white blood cells, and platelets

What is the function of the heart?

• To pump blood around the body
• To remove oxygen from the blood
• To allow blood to flow through it 
• To breath

How many chambers does the heart have ? 

• 4
• 6
• 3
• 1