isthmus of auditory tube n.
The narrowest portion of the auditory tube at the junction of the cartilaginous and bony portions. Also called isthmus of eustachian tube.
- Isthmus of fauces
isthmus of fauces n. The constricted space that connects the cavity of the mouth and the pharynx.
- Isthmus of thyroid
isthmus of thyroid n. The central part of the thyroid gland that joins the two lateral lobes.
- Isthmus of uterine tube
isthmus of uterine tube n. The narrow portion of the uterine tube adjoining the uterus.
- Isthmus of uterus
isthmus of uterus n. An elongated narrow part of the uterus at the junction of the body of the uterus and the cervix.