Circulatory System Crossword
This printable crossword puzzle on the topic of Human Body Systems has 17 clues. Answers range from 5 to 20 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
Description
place where substances are exchanged between the blood and body cells
the liquid part of blood
a flap of tissue that prevents blood from flowing backward
bloodvessles that carry blood back to the heart
take up oxyhgen in the blood and deliver it to cells elsewhere in the body
the body's disease fighters
consists of the heart, blood vessels, and blood
(singular) lower chambers of the heart
(singular) upper chambers of the heart
the process by which molecules move from an area of higher concentration to an area of lower concentration
largest artery in the body
a force exerted by blood against the walls of blood vessels
the alternating expansion and relaxation of the artery walls
a group of heart cells that sends out signals that make the heart muscle contract
hollow, muscular organ that pumps blood throughout the body
blood vessles that carry blood away from the heart
iron-containing protein that binds chemically to oxygen molecules
