Across
- 3. The inability to have children
- 7. Hormone that controls the day and night cycles of the body
- 8. Crack or break in a bone
- 10. Soft substance inside bones
- 12. Process of moving blood from one person into another person
- 14. The gonads in the female body
- 15. The first part of the small intestine
Down
- 1. Organ located in the skull
- 2. Large organ that process nutrients and detoxifies harmful substances in the blood
- 4. The outermost layer of human skin
- 5. Cordlike structure that enables the transmission of electric impulses through the nervous system
- 6. Wound resulting from minor damage to the epidermal layer of the skin
- 9. Serious condition wgen the cardiovascular system cannot cope with the blood supply to the body
- 11. Natural and synthetic antimicrobial substances
- 13. Liquid that contains blood cells