Systems Crossword
This printable crossword puzzle on the topic of Human Body Systems has 12 clues. Answers range from 3 to 15 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
Description
Process whereby air rich in oxygen is inhaled and then air rich in carbon dioxide is exhaled
Diffusion of gases between air in lungs and the blood and blood and body cells
Tissue that prevents trachea from collapsing
Air sacs in lungs
Structure covering the glottis to prevent food entering lungs
Muscle sheet which separates the thoracic and abdominal cavities
Muscles found between the ribs
Oxygen carrying pigment
Most carbon is carried as ________________ in blood plasma
Toxic substance found in cigarettes
Windpipe
Bony cage protecting the lungs
