The circulatory System Vocab Crossword

This printable crossword puzzle on the topic of Human Body Systems has 10 clues. Answers range from 5 to 14 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

The hollow muscular organ that is in the center of the circulatory system
The fluid circulating through the heart, arteries, veins, and capillaries
A blood vessel that carries blood that is low in oxygen content from the body back to the heart
Flexible, elastic tubes with muscular walls that expand and contract to pump blood through the body
any of the fine branching blood vessels that for my network between the arteriols and venules
A pair of organs, the principal parts of the respiratory system
A colorless fluid containing white blood cells
The main artery of the body supplying oxygenated blood to the circulatory system
A vein carrying oxygenated blood from the heart to the lungs
A large vein carrying deoxygenated blood into the heart