seminal vesicle

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Related to seminal vesicle: bulbourethral gland, seminal vesicle cyst


1. a small bladder or sac containing liquid.
2. a small circumscribed elevation of the epidermis containing a serous fluid; a small blister.
allantoic vesicle the internal hollow portion of the allantois.
auditory vesicle a detached ovoid sac formed by closure of the auditory pit in the early embryo, from which the percipient parts of the inner ear develop.
brain v's the five divisions of the closed neural tube in the developing embryo, including the telencephalon, diencephalon, mesencephalon, metencephalon, and myelencephalon.
brain v's, primary the three earlier subdivisions of the embryonic neural tube, including the forebrain, midbrain, and hindbrain.
brain v's, secondary the four brain vesicles formed by specialization of the forebrain and of the hindbrain in later embryonic development.
chorionic vesicle the chorion of a mammal.
encephalic v's brain vesicles.
germinal vesicle the fluid-filled nucleus of an oocyte toward the end of prophase of its meiotic division.
lens vesicle a vesicle formed from the lens pit of the embryo, developing into the crystalline lens.
olfactory vesicle
1. the vesicle in the embryo that later develops into the olfactory bulb and tract.
2. a bulbous expansion at the distal end of an olfactory cell, from which the olfactory hairs project.
optic vesicle an evagination on either side of the forebrain of the early embryo, from which the percipient parts of the eye develop.
otic vesicle auditory vesicle.
seminal vesicle paired sacculated pouches attached to the posterior urinary bladder; the duct of each joins the ipsilateral ductus deferens to form the ejaculatory duct.
umbilical vesicle the pear-shaped expansion of the yolk sac growing out into the cavity of the chorion, joined to the midgut by the yolk stalk.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

sem·i·nal gland

one of two folded, sacculated, glandular structures that is a diverticulum of the ductus deferens; its secretion is one of the components of semen; it normally does not store spermatozoa as was previously thought.
Farlex Partner Medical Dictionary © Farlex 2012

seminal vesicle

Either of a pair of pouchlike glands situated on each side of the male urinary bladder that secrete seminal fluid and nourish and promote the movement of spermatozoa through the urethra.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

sem·i·nal ves·i·cle

(sem'i-năl ves'i-kĕl)
One of two folded, sacculated, glandular diverticula of the ductus deferens; its secretion is one of the components of semen.
Synonym(s): gonecyst, gonecystis, seminal gland.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

seminal vesicle


vesicula seminalis

an organ present in male animals that often stores sperm and adds extra secretions to the semen.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
References in periodicals archive ?
Since the location of the seminal vesicle is quite deep and the mass is very large, care should be taken to avoid damage to the rectum during the operation.
*Primary seminal vesicle cystadenoma is an uncommon, rare benign tumor; *MRI and CT examinations may be helpful to confirm the origin of the tumor, and histological examination can definitely diagnose it; *Cystadenoma of seminal vesicle should be removed, even in the absence of symptoms; *It is advisable to treat cystadenoma of seminal vesicle by laparoscopic ablation.
Representative gross structures of testis (A), epididymis plus vas deferens (B), and seminal vesicles (C) of control and mimosine-treated mice at doses of 15, 30, or 60 mg/KgBW, respectively.
Secondly, males produce sperm continuously in their paired testes and store them in two elastic storage organs (i.e., two seminal vesicles plus two deferent ducts) (Peretti & Battan-Horenstein 2003).
(e, f) Coronal T2-w and axial T2-w with fat suppression (FS) images depict the hypoplastic seminal vesicles with intermediate to high signal intensity (arrows).
With the latter it shares the position of prostatic pores in 17 and 19 and seminal vesicles in 11 and 12, whereas with (some) Diplocardia it shares the last hearts in 13, calciferous lamellae in segments 13-15 and beginning of intestine and typhlosole in 17 and 20/21, respectively (Fragoso & Rojas 2016).
As previously shown in this study, treatment with [As.sub.2][O.sub.3] decreased absolute and relative weights of full seminal vesicle; however the weight was restored by the administration of NAC (Figure 3(a)).
Sperm bundles in the seminal vesicle of the Cremotogoster victimo (Smith) adult males (Hymenoptera: Formicidae).
The methods employed to improve staging accuracy include endo-rectal coil MRI which can detect extra prostatic extension greater than 1 mm with sensitivity of 70% and specificity of 95% and has 100% specificity for the involvement of seminal vesicles.13
Conspiscuous nervous system, with a nerve commissure located above the pharynx, two short antero-lateral nerves reach the oral sucker and two long posterior nerves reach the level of seminal vesicle. Oral sucker well developed, 95-181 x 101-191, with a pair of non glandular lateral auricular papillae and a muscular post oral ring.
Histopathological Evaluation of Soft and Hard Tissues: The hard tissues (right femur) and soft tissues, vital organs (kidneys, liver, heart, spleen, adrenals, and lungs), reproductive organs (testes, prostate, epididymides, and seminal vesicle) and samples of skeletal muscles were collected, fixed with 10% formalin and later processed according to standard laboratory protocols [22].