Across
- 4. relaxation of the heart
- 6. most superior portion of the lungs
- 8. the study of the urinary track and genital track for males
- 9. the study of blood
- 11. the study of the heart
- 13. keeps alveoli inflated for gas exchange
- 15. the study of the respiratory system
- 16. contraction of the heart
- 17. the study of the kidneys
Down
- 1. the study of cells
- 2. the study of tissue
- 3. white blood cells
- 5. the study of tumor
- 7. the study of medicine concerned with the endocrine system
- 10. prevents food from entering the nasal cavity
- 12. connects the tongue to the mouth
- 14. red blood cells