Across
- 1. Chamber of the heart that pumps deoxygenated blood into the pulmonary circuit via the pulmonary arteries is called the __________.
- 3. a semilunar valve located between the pulmonary artery and the right ventricle that controls the blood flow from the right ventricle into the pulmonary artery.
- 6. produces lymphocytes
- 8. Granulocyte that moderates allergic reactions and defends against parasitic worm infestations.
- 9. autosomal recessive disorder that changes the structure of hemoglobin causing a sickling effect to red blood cells?
- 10. Agranulocyte that is twice the size of red blood cells. These cells develop into macrophages that phagocytose bacteria and debris in the tissue.
- 11. a virus that attacks the T cells of the body's immune system.
- 13. white blood cells
- 14. myocardial infarction
- 17. a syndrome caused by the human immunodeficiency virus completely destroying the immune system of the body making it unable to fight off infections and diseases.
- 19. Filters pathogens and worn out red blood cells from the blood, and then lymphocytes destroy them
- 20. Chamber of the heart that receives oxygenated blood from the pulmonary veins
- 21. Trap pathogens, which are destroyed by lymphocytes
Down
- 2. platelet
- 4. Stores and matures lymphocytes.
- 5. Agranulocytes that are the cells of immunity. T cells directly attack foreign and tumor cells. B cells produce antibodies to attack foreign cells or proteins. Natural killer cells are important in cancer prevention.
- 7. heart is located in a protective membrane sac which secretes fluid.
- 8. red blood cell
- 12. The most common WBC.They are the first to arrive at an infection site.
- 15. the largest artery
- 16. Smallest of granulocytes that discharge their granules containing histamine and heparin into damaged tissue spaces to promote inflammation and blood flow to damaged areas.
- 18. high blood pressure