| 1. | Comparative studies between the sinus node and the atrioventricular node have revealed relatively few histological differences .
对窦房结和房室结进行比较研究表明，它们在组织学上只有少许差异。 |
| 2. | An ecg showed a new primary atrioventricular block
心电图显示新的1度房室传导阻滞。 |
| 3. | Ecg showed first degree atrioventricular block and st segment elevations
心电图显示1度房室传导阻滞和st段抬高。 |
| 4. | Crura fasciculi atrioventricularis
房室束脚 |
| 5. | Ostia venosa atrioventricularia
房室静脉口 |
| 6. | Ostium atrioventriculare sinistrum
左房室口 |
| 7. | Common atrioventricular canal
共同房室通道 |
| 8. | Ostium atrioventriculare dextrum
右房室口 |
| 9. | Common atrioventricular valve
共同房室瓣 |
| 10. | Nodus fasc . atrioventricularis
房室束结 |
