Biology
Across
- 1. A chamber contracting
- 3. The insoluble protein which has been produced by the active thrombin enzyme and forms a mesh trapping red blood cells to form a clot
- 6. Released by mast cells and causes vasodilation and increased permeability of capillary walls.
- 7. The way in which sensory information is changed to be able to be stored in the STM
- 9. The inactive form of an enzyme in the clotting cascade
- 12. Sends blood from heart to the rest of the body
- 13. Prevent the back flow of blood
- 14. The site of exchange between the blood and tissue cells
- 15. Central nervous system made up of the brain and the spinal cord
Down
- 1. The valves in the aorta and seminal vesicle
- 2. The channel in a blood vessel
- 4. When smooth muscle fibres in an artery constrict
- 5. Where a sample of the placenta is taken to generate a karyotype, this can be done early in pregnancy but runs a higher risk of miscarriage.
- 8. The lining of the uterus
- 9. The liquid part of the blood which is forced out of the capillary
- 10. A clot on the move
- 11. The good form of cholesterol which transports excess LDL to the liver for elimination
- 13. Carry deoxygenated blood back to the heart