Across
- 3. These vessels carry blood from the heart to tissue.
- 5. This is done to study an animals anatomy.
- 8. The "resting phase" of a cell.
- 9. Water molecules diffuse through membranes process.
- 10. The system that carries oxygen to the blood.
- 11. Building blocks of all living things.
- 12. This produces images of internal organs.
Down
- 1. Blood enters this chamber in our heart.
- 2. These deliver air to air sacs in our lungs.
- 4. Process to replace worn out cells.
- 6. Inserting a long flexible tube to examine your throat.
- 7. Synonym for "windpipe".