The Organ Systems Crossword

This printable crossword puzzle on the topic of Human Body Systems has 12 clues. Answers range from 4 to 14 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

________ system protects against environmental hazards.
__________ system provides support and protection for other tissues.
_______ system provides movement.
______ system directs immediate responses to stimuli.
_______ system directs long-term changes in the activities of other organ systems.
_____ system distributes blood, cells, water and dissolved materials including nutrients, waste products, oxygen, and carbon dioxide.
_______ system defends against infection and disease.
_____ system delivers air to the alveoli (sites in lungs where gas exchange occurs.)
_____ system processes and digests food.
______ system excretes waste products from the blood.
_______ reproductive system produces sperm, seminal fluids, and hormones.
______ reproductive system produces oocytes and hormones.