The Circulatory System Crossword

This printable crossword puzzle on the topic of Human Body Systems has 15 clues. Answers range from 5 to 17 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

An organ system that takes oxygen and nutrients to every corner of your body
The movement of blood through the blood vessels.
The blood vessels that carry blood away from your heart.
The tubes that blood moves through.
The smallest blood vessels connecting arteries and veins
The heart is divided into four parts called _____________.
The two upper chambers of the heart that receive blood first.
The two lower chambers of the heart that receive blood second.
The flap in the heart that keeps the blood flowing in the right direction.
A measure of your heartbeat.
The liquid that Carries nutrients, dissolved gasses and other substances.
the substance to which oxygen and carbon dioxide attach.
The cell that destroys harmful organisms.
The cells that carry oxygen and carbon dioxide through the body.
The cells that help blood clot.