utriculus

u·tri·cle

(yū'tri-kĕl),

1. A small sac or pouch. A dilated portion of the membranous labyrinth receiving the ampullae of the semicircular canals; contains an area of sensory epithelium, the macula utriculi.

2. Synonym(s): utricle of vestibular labyrinth

Synonym(s): sacculus communis, utriculus (1)

[L. diminutive form of uter, leather bag]

utriculus

/utric·u·lus/ (u-trik´u-lus) pl. utri´culi   [L.] utricle.

---

utriculus masculi´nus , utriculus prosta´ticus prostatic utricle.

utriculus

(yo͝o-trĭk′yə-ləs)

n. pl. utricu·li (-lī′) Biology

A sac or pouch.

u·tri·cle

(yū'tri-kĕl)

1. A small sac or pouch.

2. The larger of the two membranous sacs in the vestibule of the membranous labyrinth of the internal ear, lying in the elliptic recess; from it arise the semicircular ducts.
Synonym(s): utriculus [TA] .

[L. diminutive form of uter, leather bag]

---

ves·tib·u·lar or·gan

(ves-tib'yū-lăr ōr'găn)

Collective term for the utricle, saccule, and semicircular ducts of the membranous labyrinth; each has a patch of ciliated receptor epithelium innervated by the vestibular nerve.

utriculus

see utricle (2).