| TVT | transmissible venereal tumor; tunica vaginalis testis |
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| VET | ventricular ejection time; vestigial testis |
| interstitial cell tumour of testis | <tumour> A small benign tumours of the testis that often produce testosterone, causing endocrine symptoms. Synonym: interstitial cell tumour of testis. (05 Mar 2000) |
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| testis | <anatomy> One of the two male reproductive glands located in the cavity of the scrotum. The testes produce sperm and male sex hormones. (13 Nov 1997) |
| testis cords | The germinal cord's of the embryonic testis. (05 Mar 2000) |
| testis-determining factor | The product of a gene on the short arm of the Y chromosome that is responsible for production of testes. (05 Mar 2000) |
| testis ectopia | Testis that is malpositioned other than along the normal path of descent. Synonym: ectopia testis, parorchidium. (05 Mar 2000) |
| ectopia testis | Testis that is malpositioned other than along the normal path of descent. Synonym: ectopia testis, parorchidium. (05 Mar 2000) |
| ectopic testis | A variant of undescended testis wherein testicular position is outside the usual pathway of descent. See: testis ectopia. (05 Mar 2000) |
| efferent ductules of testis | One of 12 to 14 small seminal ducts leading from the testis to the head of the epididymis. Synonym: ductulus efferens testis, vas efferens, efferent duct. (05 Mar 2000) |
| torsion of testis | Rotation producing ischemia of testis. (05 Mar 2000) |
| torsion testis | A group of structures which go through the inguinal canal to the testis. The structures include the vas deferens, arteries, veins, lymphatic vessels, and nerves. (12 Dec 1998) |
| tunica albuginea of testis | <anatomy> A thick white layer of fibrous membrane forming the outer coat of the testis. Synonym: tunica albuginea testis, perididymis. (05 Mar 2000) |
| tunica albuginea testis | <anatomy> A thick white layer of fibrous membrane forming the outer coat of the testis. Synonym: tunica albuginea testis, perididymis. (05 Mar 2000) |
| tunica vaginalis testis | The serous sheath of the testis and epididymis, derived from the peritoneum; it consists of outer parietal and inner visceral serous layers. (05 Mar 2000) |
| tunica vasculosa testis | The vascular layer enveloping the testis beneath the tunica albuginea. (05 Mar 2000) |
| extremitas inferior testis | The inferior end of the testis. Synonym: extremitas inferior testis. (05 Mar 2000) |