Across
- 4. The system of organs and tissues that circulates blood and lymph through the body.
- 6. A hollow, pump like organ of blood circulation, composed mainly of rhythmically contractive smooth muscle.
- 9. The elevation of blood pressure
- 10. The____ valve is located between the left ventricle and the aorta.
Down
- 1. How many chambers does a heart have?
- 2. The normal rhythmical contraction of the heart, during which the blood in the chambers is forced onward.
- 3. The primary function of the _______ system is to transport lymph throughout the body.
- 5. A fluid containing infection-fighting white blood cells.
- 7. ______ pectorals is a syndrome characterized by paroxysmal, constricting pain below the sternum, usually due to a coronary artery disease.
- 8. ____ blood cells that contain hemoglobin and carries oxygen to the cells and tissues and carbon dioxide back to the respiratory organs.