septum primum meaning in Hindi

Examples

1. As the septum primum grows, the ostium primum progressively narrows.
2. The ostium secundum progressively enlarges and the size of the septum primum diminishes.
3. To the right of the septum primum, the septum secundum begins to form.
4. Firstly it starts as a crescent-shaped piece of tissue which grows downwards as the septum primum.
5. For orientation, the left atrium is identified by the presence of the septum primum and the pulmonary veins.
6. Eventually, the septum primum is nothing more than a small flap that covers the foramen ovale on its left side.
7. Before the ostium primum is completely occluded, a second opening called the ostium secundum begins to form in the septum primum.
8. The secundum atrial septal defect usually arises from an enlarged foramen ovale, inadequate growth of the septum secundum, or excessive absorption of the septum primum.
9. This thick, muscular structure initially takes on the same crescent shape as the septum primum, except that it originates anteriorly, whereas the septum primum originates posteriorly.
10. This thick, muscular structure initially takes on the same crescent shape as the septum primum, except that it originates anteriorly, whereas the septum primum originates posteriorly.