During what stage of lung development does surfactant begin being produced?

The hypoblast gives rise to cells eventually forming the epithelium of the gastrointestinal tract.

The cardiovascular system is the first organ system to reach a functional state.

The indicated location is a site of fusion of the embryonic ectoderm and endoderm.

All of the following fascial layers of the abdominal wall with “descend” with the testes to form the spermatic cord EXCEPT:

Embryotroph is formed in the lacunar network and provides nutrition to the early embryo.

During the 4th-8th weeks, all major organ systems begin to develop from the three germ layers: Ectoderm, Mesoderm, and Endoderm

The placenta is divided by decidual septa into a number of compartments called cotyledons

Each of the following structures is derived from the neural crest EXCEPT:

Trophoblast cells in the morula give rise to the epiblast and hypoblast