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Unit 3
Ch.9 Cardiovascular
| Question | Answer |
|---|---|
| endocardium: endo/card/ium | tissue lining the inside of the heart |
| myocardium myo/card/ ium | heart muscle tissue |
| superior vena cava: superior/ vena/ cava | portion of the vena cava that gathers blood from the upper portion of the body (head and arms) |
| tachycardia: tachy/card/ia | rapid heartbeat |
| electrocardiogram: electro/cardio/gram | record of the electrical currents of the heart |