Across
- 4. The site of gaseous exchange in the lungs
- 7. carry blood back to the heart
- 8. lowering of resting heart rate due to long term exercise
- 10. The elbow is an example of what joint
- 11. exercise which uses oxygen
- 12. The reducing of the diameter of artery reducing blood flow
- 14. What is formed when oxygen combines with haemoglobin
- 16. The term used to describe the relaxation phase of the cardiac cycle
Down
- 1. Movement where limbs are moved away from the body
- 2. increased rate of oxygen consumption following strenuous exercise
- 3. Where the angle at the joint reduces
- 5. Attach bone to bone
- 6. Term used to describe the contraction phase of the cardiac cycle
- 9. exercise in the absence of oxygen
- 13. Attach muscles to bones
- 15. increase in size of muscles due to long term exercise