genital tubercle

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Related to genital tubercle: Labioscrotal folds, Urogenital folds

phallic tubercle

this tubercle derived from the genital tubercle is the primordium of the penis or clitoris.
Synonym(s): genital tubercle

genital tubercle

The embryonic structure that becomes the clitoris or the penis.
See also: tubercle


pl. genitalia
1. pertaining to reproduction, or the reproductive organs.
2. genitals, the reproductive organs, especially the external genital organs.

genital bursatti
genital campylobacteriosis
see bovine vibriosis.
genital ducts
male—efferent ductules, ductus epididymis, ductus deferens; female—uterine tubes (fallopian tubes, oviducts), uterus, vagina.
genital lock
the joining together of the dog and the bitch during coitus in which the enlarged penile bulb of the dog is held tightly in the bitch's vagina. The dog normally dismounts and stands back-to-back with the bitch, with the penis still locked in the vagina. Called also the 'tie'.
genital mycoplasmosis
see granular vaginitis.
genital organs
see penis, vulva, etc.
genital ridge
bilateral thickenings in the roof of the embryo's celom which are the primordia of the gonads.
genital squamous cell carcinoma
squamous cell carcinoma of the penis and prepuce and of the vulva.
genital system
the reproductive system including ovaries, ovarian bursa, uterine tubes, uterus, cervix, vagina, vulva, vestibular glands of the female and testicles, epididymis, vas deferens, penis, prostate, seminal vesicles, bulbourethral glands, prepuce and scrotum of the male.
genital tract
from the ovaries to the vulva, from the testicles to the external urethral meatus.
genital tubercle
the eminence in the embryo which develops into the clitoris or penis.
genital-urinary system
the combined urinary and reproductive systems.
genital vibriosis
see bovine vibriosis.
genital warts
see genital papillomatosis.


1. a small, rounded nodule produced by the bacillus of tuberculosis (Mycobacterium bovis). It is made up of small spherical masses that contain giant cells and are surrounded by spindle-shaped epithelioid cells.
2. a nodule or small eminence, especially one on a bone, for attachment of a tendon. See also cuneate tubercle.

dysgonic tubercle (1)
one from which it is difficult to culture mycobacteria, typical of Mycobacterium bovis.
eugonic tubercle (1)
one from which mycobacteria can be isolated with ease. Typical of Mycobacterium avium.
fibrous tubercle (1)
a tubercle of bacillary origin that contains connective tissue elements.
genital tubercle
see phallic tubercle (below).
gracile tubercle
a small swelling; used as an anatomical landmark; also an attachment for the gracilis nucleus in the medulla oblongata.
humerus tubercle
the point of the shoulder; the greater tubercle on the head of the humerus.
intercondylar t's
situated on the intercondylar eminence on the head of the tibia, there are medial and lateral tubercles. Called also intercondylar eminences.
intermediate humerus tubercle
a small ridge between the greater and lesser tubercles of the horse's humerus; it serves to restrain the bicipital tendon.
intervenous tubercle
a fold on the inner wall of the right atrium, directing the flow of blood from the venae cavae to the atrioventricular opening.
miliary tubercle
one of the many minute tubercles formed in many organs in acute miliary tuberculosis.
phallic tubercle
primordia of the penis; called also genital tubercle.
pubic tubercle
a prominent tubercle at the lateral end of the pubic crest.
supraglenoid tubercle
a tubercle on the scapula for attachment of the biceps muscle.
References in periodicals archive ?
Morphology of mouse external genitalia: implications for a role of estrogen in sexual dimorphism of the mouse genital tubercle.
Changes in the genital tubercle of the female fetus is less dramatic that those of the male.
At the indifferent stage, the external genitalia consist of the genital tubercle, genital fold, and genital swellings (Figure 4-12).
The urethral opening was situated halfway down toward the base of the genital tubercle (hypospadias).
The urethral opening was situated farther than halfway down the inferior side of the genital tubercle to the base of the genital tubercle (hypospadias).
Molecular analysis of external genitalia formation: the role of fibroblast growth factor (Fgf) genes during genital tubercle formation.
Epithelial-mesenchymal interactions in development of the mouse fetal genital tubercle.