X-Nico

3 unusual facts about Wilhelm His, Jr.


Lateral lingual swelling

During the third week there appears, immediately behind the ventral ends of the two halves of the mandibular arch, a rounded swelling named the tuberculum impar, which was described by His as undergoing enlargement to form the buccal part of the tongue.

Tuberculum impar

During the third week of embryological development there appears, immediately behind the ventral ends of the two halves of the mandibular arch, a rounded swelling named the tuberculum impar, which was described by His as undergoing enlargement to form the buccal part of the tongue.

Wilhelm His

Wilhelm His, Jr. (1863–1934), Swiss cardiologist, son of Wilhelm His, Sr.


Christian Wilhelm Braune

In collaboration with Wilhelm His, he edited, after 1876, the Archiv für Anatomie und Entwickelungsgeschichte (“Archive for Anatomy and Development”).

Rhombic lip

Through studies of human embryos performed in the late 1890s, Swiss anatomist Wilhelm His identified a portion of hindbrain neuroepithelium that was distinct from the rest of the hindbrain neuroepithelium in its morphology, sustained chromosomal division into late stages of embryogenesis, and deployment of streams of neurons through the hindbrain periphery.

Virchow–Robin space

The immunological significance was discovered by Wilhelm His, Sr. in 1865 based on his observations of the flow of interstitial fluid over VRS to the lymphatic system.


see also