This printable crossword puzzle on the topic of Human Body Systems has 24 clues. Answers range from 5 to 15 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
severe pain in the chest
controls blood flow from left ventrical
very small vein
atom and 2 oxygen atoms
remove oxygen from
responsible for initiating the heartbeat
3 flaps that open and close allowing blood flow
an artery leading into capillaries
high blood pressure
a hollow part or cavity in an organ
supplied, treated, or enriched with oxygen
carries deoxygenated blood from the right ventricle to lungs
large vein carrying deoxygenated blood into the heart
network between the arterioles and venules
keep blood flowing in the right direction
upper chamber which blood enters the ventricles of the heart
blood vessels that carry blood toward the heart
arterial blood vessels
largest artery in the in the human body
pair of spongy, air-filled organs
medical treatment
blood vessels that deliver oxygen-rich blood from heart to tissue of body
become or make greater in size
become smaller or fewer in size