Week 8 - Circulatory Definitions

3. ___________ a marker present on the surface of RBC, which is recorgnized by the immune system.
4. __________ Artery checked for a pulse in young children.
5. ___________ Artery checked for pulse in an uncoscious patient. Contains baroreceptors.
8. ______________ respond to pressure in the main arteries and heart.
11. ____________ a protein that binds with oxygen, found in red blood cells.
13. ____________ blood thinners.
16. ____________ Artery checked for a pulse in alert adults.
18. ____________ small, colorless cell fragments in our blood that form clots and stop or prevent bleeding.
19. _______________ regulate salt and water in the body, thus having an effect on blood pressure.
25. _____________ the percentage volume of RBCs in a sample of whole blood.
27. ____________ formation of clumps of cells by specific antibodies to surface antigenic components.
30. _____________ medical term for red blood cells.
31. The Circle of __________ the joining area of several arteries at the inferior side of the brain
32. ________________ effects change the heart rate.
34. ____________ an enzyme in blood plasma which causes the clotting of blood by converting fibrinogen to fibrin.

1. ______________ monitor chemical changes in the blood and CSF.
2. ____________ protein;s produced in response to a specific antigen. They combine chemically with substances which the body recognizes as alien.
6. _____________ helps in clot formation.
7. _____________ vessels that carry blood back to the heart.
9. _____________ Rest and digest.
10. ______________ Slower than normal heart rate. (< __ bpm)
12. _____________ diffusion of water or other solvents through a semipermeable membrane
14. ___________ the process responsible for stopping blood loss through walls of damaged blood vessels.
15. _______________ hormone that reduces urination to retain fluid.
17. ____________ medical term for white blood cells.
19. ____________ vessels that carry blood away from the heart.
20. ________________ effects change the rate of conduction.
21. ______________ mallest diameter vessels where diffusion occurs
22. ___________ the main artery that carries blood away from your heart to the rest of your body.
23. _____________ Fight or flight.
24. _______________ effects change the strength of contraction.
26. _____________ branches off the left coronary artery and encircles the heart muscle to supplies blood to the outer side and back of the heart.
28. ______________ Faster than normal heart rate. (> __ bpm)
29. ______________ plays a key role in the production of red blood cells.
33. ____________ the fluid portion of blood. Makes up ~55% of blood.