The Human Heart Crossword

This printable crossword puzzle has 12 clues. Answers range from 4 to 15 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

An organ about the size of your fist
The upper thin-walled chambers in the heart
A muscular wall that separates the right side and the left side of the heart
A fluid-filled sac which the heart is in
Larger thick-walled chambers
The largest artery in the body, receives blood from the left ventricle
Bottom point of the heart
a special tissue in your heart, that causes the heart to beat automatically at your normal resting rate
Right upper chamber of the heart
Left upper chamber of the heart
carries deoxygenated blood from the right ventricle to the lungs
takes oxygenated blood from the lungs to the left atrium