Across
- 4. carries oxygen and nutrients to cells; heart, veins
- 6. consists of heart, blood, and blood vessels; heart
- 10. a system that sends messages back and forth; brain, spinal cord
- 11. structures that enable an organ to reproduce; epididymis, uterus
- 12. removes waste from blood in the form of urine; bladder
- 14. includes the epidermis, dermis, nails, hair, skin
- 15. a system that consists of bones and connective tissue; ligaments
Down
- 1. keeps a healthy balance of fluid; bone marrow, thymus
- 2. brings movement to an organ or body part; heart, blood vessels
- 3. includes muscle, bone, tendons, and soft tissue
- 5. removes waste and toxins from the body; kidney, liver
- 7. complex of organs and tissues that help you breathe; lungs, nose
- 8. defends the body against infection; spleen, tonsils
- 9. helps the body break up and absorb food; stomach, liver
- 13. uses hormones to control and coordinate growth; thyroid, adrenals