20 мая 2024 г. · The respiratory system is derived from the primitive gut tube – the precursor to the gastrointestinal tract. The gut tube is an endodermal ...

6 янв. 2000 г. · The laryngotracheal diverticulum arises from endoderm on the ventral wall of the foregut. Tracheoesophageal folds develop on either side and ...

The development of the lungs begins during the third week, with the appearance of a respiratory diverticulum (lung bud) as an outgrowth from the ventral wall ...

The respiratory diverticulum later gives lung buds, from which the lungs and trachea develop. The larynx arises from the fourth and sixth pharyngeal arches ...

Продолжительность: 7:25
Опубликовано: 6 дней назад

I. Development of the Respiratory Tract. the respiratory tract develops from foregut endoderm and associated mesoderm. A. Early development.

▹ The endoderm lining the laryngotracheal diverticulum (respiratory diverticulum) gives rise to the: ▸ Epithelium & glands of the respiratory tract.

During the fourth week of development, the lung bud (respiratory diverticulum) grows from the ventral surface of the cranial foregut. This diverticulum will ...

The trachea and the two primary lung buds form from this diverticulum by the fourth week of gestation. At 6 weeks, these lung buds have further developed into ...