Across
- 4. Blood exits the heart here when bound for the body.
- 7. blood is carbon dioxide rich and travels towards the lungs
- 9. this colour of blood cells is connected to the immune system.
- 11. this system is made up of heart, blood and blood vessels
- 13. this part of the vascular bundle in plants transports products of photosynthesis in multiple directions, and when the cells are mature they remain alive.
- 14. These blood vessels are one cell thick to allow for gas exchange to occur in the alveoli.
- 15. these blood cell fragments allow clotting to occur.
Down
- 1. the human circulatory system is a ________ pump, because it is made of more than one circuit
- 2. the left _____________ has the thickest walls because it has to pump blood the furthest at a higher pressure.
- 3. These blood vessels return blood to the heart
- 5. arteries move blood this direction with regards to your heart
- 6. this side of the heart pumps oxygenated blood from the lungs out to the body
- 8. this part of the vascular bundle in plants transports water, minerals and gases in one direction and when cells mature they are dead.
- 10. The two chambers at the top of the heart are the __________ (plural).
- 12. the oxygen-carrying cells in your blood are ______ blood cells.
- 13. this mostly water component of blood contains nutrients, hormones and wastes