dorsum
/ˈdɔːsəm
/noun (plural dorsa) Anatomy & Zoology
The dorsal part of an organism or structure.Toothbrushing lasted for approximately five minutes after each meal and included brushing the teeth, the dorsum of the tongue, and the palatal and mandibular mucosa....
- It is the only muscle on the dorsum of the foot.
- The anterior tibial may become plexiform on the dorsum of the foot, giving rise to the dorsal intermetatarsals.
Origin
Late 18th century (denoting a long hill or ridge): from Latin, 'back'.