Isthmus (plural: isthmi) is an anatomical term and refers to a slender structure joining two larger components. Some of these uses of the word isthmus are now rarely used or only seen in older texts and articles:
- isthmus (aorta)
- isthmus (auditory tube)
- isthmus (auricle of the ear)
- isthmus (cingulate gyrus)
- isthmus (external ear canal)
- isthmus (fallopian tube)
- isthmus (gastric gland)
- isthmus (hair follicle)
- isthmus (oropharynx)
- isthmus (prostate)
- isthmus (rhombencephalon)
- isthmus (thyroid)
History and etymology
Derived from the Ancient Greek ισθμος (isthmos) meaning a neck of land 2.