Embryonic Development of Head and Neck - Pharyngeal Apparatus

What is the structure that forms on the midline of the embryo during development?

During which process do cells migrate along the primitive streak?

What is the early precursor of the central nervous system?

Which structure invaginates to form the neural tube?

In what week does the embryo transition from a flat organism to a more tubular creature?

Which process leads to the formation of a three-layered embryo (ectoderm, mesoderm, endoderm)?

What is the origin of the structures derived from the pouches mentioned in the text?

Which gland is derived from the ultimobranchial body mentioned in the text?

Failure of obliteration of pharyngeal clefts by which pharyngeal arch can lead to branchial cysts?

Which part of the face is formed by the single frontonasal prominence?

What plays a crucial role in the development of the face around the stomodeum in the 4th week?

Where are the primordial swellings primarily derived from during facial formation?

When does the oronasal membrane typically rupture?

Where are the primitive choanae located after the development of the secondary palate?

When does palatogenesis begin and end?

From which structure does the primary palate develop?

What is the primary palate fused to during development?

Where does the secondary palate begin to develop from?