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crossword
Crossword
Complete the crossword, then click on "Check" to check your answer. If you are stuck, you can click on "Hint" to get a free letter. Click on a number in the grid to see the clue or clues for that number.
Check
Across: 4. extremely tiny vessels connecting the arteries and the veins 5. they fight infection and help protect the body from disease 6. they filter out wastes and expel them in urine 7. they return blood to the heart 8. where red blood cells, white blood cells and platelets are formed 10. it is carried by the red blood cells throughout the body 11. the two upper chambers of the heart 12. the liquid where the red blood cells, white blood cells and platelets float
Down: 1. the pigment in the blood 2. they enable blood to clot (coagulate) 3. the two lower chambers of the heart 9. they carry blood from the heart
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