Cardiovascular terminology

3. A minute blood vessel connecting arterioles with venules.
5. A bluish coloration of the mucous membranes and skin caused by deficient oxygenation of the blood.
6. The major systemic artery.
8. Receives deoxygenated blood returned from the upper part of the body through the superior vena cava and from the lower body through the inferior vena cava.
9. A localised dilatation or ballooning of an arterial wall.
10. The organ snugly enclosed within the inferior mediastinum, the medial cavity of the thorax.
11. Low blood pressure.
12. The pressure when the ventricles are relaxing.
16. The cardiac muscle layer of the heart wall.
17. Word that means the alternating expansion and recoil of an artery that occurs with each beat of the left ventricle creates a pressure wave.
19. Part of the heart that consists of two flaps.

1. An abnormal, excessively rapid heart rate.
2. Carries deoxygenated blood from the tissues and lungs to the heart.
4. Controls the rhythmic beating of the heart.
7. Root word that means vein.
10. High Blood pressure.
13. The pressure in the arteries at the peak of ventricular contraction.
14. Takes blood from the heart to the lungs to collect oxygen.
15. The aorta is the largest and they move the blood from the heart to the remainder of the body.
18. Crushing chest pain