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week 4
| Term | Definition |
|---|---|
| phleb/o, ven/o | vein |
| Diastole | heart muscle relaxes and chamber refill with blood |
| systole | when heart muscle chambers contract to pump blood |
| hemorrhage | loss of blood |
| angina pectoris | chest pain caused by irregular blood flow |
| vena cava | gathers blood from upper and lower portions of the body and returns it to the heart |
| coronary artery | vessel supplying oxygenated blood to the heart |
| nasopharynx | upper part of throat, connects nose to respiratory system |
| oropharynx | middle part of throat, passageway for air, liquid, food |
| laryngopharynx | bottom part of throat, where repiratory and digestive passageways divide |
| apnea | not breathing |
| trachea | windpipe |
| larynx | vocal cords |
| pneumothorax | air in the chest |
| laryngitis | inflammation of the larynx |