- cloacal passage
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(MOLLUSCA: Bivalvia)A passage in exhalant mantle chamber that serves as a cloaca.
Online Dictionary of Invertebrate Zoology. A.R. Maggenti and S.L. Gardne. 2005.
cloacal passage
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genital opening — 1. (ARTHROPODA: Chelicerata) a. In Acari, originally a transverse slit or trifid orifice associated with segment eight. b. In many actinotrochid Acari, it is found in the progenital chamber where it is named the eugenital opening. 2. (MOLLUSCA:… … Dictionary of invertebrate zoology
urogenital opening — (MOLLUSCA: Bivalvia) Opening through which the gonadal products and excretory products are released into the cloacal passage of the exhalant mantle chamber … Dictionary of invertebrate zoology
sex — /seks/, n. 1. either the male or female division of a species, esp. as differentiated with reference to the reproductive functions. 2. the sum of the structural and functional differences by which the male and female are distinguished, or the… … Universalium
Intersex surgery — is one of several terms referring to surgery performed to correct birth defects or early injuries of the genitalia, primarily for the purposes of making the appearance more normal and to reduce the likelihood of future problems. The recent… … Wikipedia
reproductive system, animal — Introduction any of the organ systems by which animals reproduce. The role of reproduction is to provide for the continued existence of a species; it is the process by which living organisms duplicate themselves. Animals compete with… … Universalium
Cloaca — A common passageway for feces, urine and reproduction. At one point in the development of the human embryo, there is a cloaca. It is the far end of a structure called the hindgut. This structure then divides to form a rectum, a bladder, and… … Medical dictionary
plate — 1. [TA] In anatomy, a thin, relative flat, structure. SYN: lamina [TA]. 2. A metal bar perforated for screws applied to a fractured bone to maintain the ends in apposition. 3. The agar layer within a Petri dish or similar … Medical dictionary
membrane — 1. A thin sheet or layer of pliable tissue, serving as a covering or envelope of a part, as the lining of a cavity, as a partition or septum, or to connect two structures. SYN: membrana [TA]. 2. SYN: biomembrane. [L. membrana, a skin or m … Medical dictionary
To give vent to — Vent Vent, n. [OE. fent, fente, a slit, F. fente a slit, cleft, fissure, from fendre to split, L. findere; but probably confused with F. vent wind, L. ventus. See {Fissure}, and cf. Vent to snuff.] 1. A small aperture; a hole or passage for air… … The Collaborative International Dictionary of English
To take vent — Vent Vent, n. [OE. fent, fente, a slit, F. fente a slit, cleft, fissure, from fendre to split, L. findere; but probably confused with F. vent wind, L. ventus. See {Fissure}, and cf. Vent to snuff.] 1. A small aperture; a hole or passage for air… … The Collaborative International Dictionary of English
