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.
Amyotrophic lateral sclerosis | amyotrophic lateral sclerosis | lateral pass | Common plantar digital nerves of lateral plantar nerve | A Massive Swelling | Swelling | swelling | Proper plantar digital nerves of lateral plantar nerve | Post-lingual deafness | Lateral reticular nucleus | Lateral medullary syndrome | juvenile primary lateral sclerosis | Ascending branch of lateral circumflex femoral artery | Amyotrophic Lateral Sclerosis |