Final answer:
Glossectomy is the removal of all or part of the tongue, while hemiglossectomy is the removal of half of the tongue. These procedures are commonly performed to treat conditions like tongue cancer or severe tongue trauma.
Step-by-step explanation:
Glossectomy is the surgical removal of all or part of the tongue. Hemiglossectomy, on the other hand, refers to the surgical removal of half of the tongue. These procedures are typically performed to treat conditions such as tongue cancer or severe tongue trauma.