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Testis in Biological Dictionary

Seminiferous tubules

... tubules exposed through an incision in the testis capsule. ... The slides contain, seminiferous ... tubules are the exocrine portion of the testis producing and " ... seminiferous tubules ... for ... The seminiferous tubules of the testis provide a specialized ... seminiferous tubules ...

Y chromosome

... The Y chromosome is the sex-determining chromosome in most mammals, including humans. In mammals, it contains the gene SRY, which triggers testis development, thus determining sex. The human Y chromosome is composed of ... The Y chromosome spans about 58 million base pairs ...

Testes

... ... 4.2 Diseases and conditions that affect the testes . 4.3 Effects of exogenous hormones ... Tes·te n. [So called fr. L. teste , abl. of testis a witness, because this was formerly the ... Failure of the testes to descend is known as cryptochordism. ... Online Medical Dictionary and ...

Spermiogenesis

... in mature sperm. ... configuration during spermiogenesis in Drosophila ... This process is spermiogenesis . 3. ... Spermiogenesis ends in the testis with release of the spermatozoa from the Sertoli cell ... [edit] Spermiogenesis ... providing nourishment, support and possibly hormones ...

Spermatids

... (arrows) ... Labelling is restricted to the cytoplasm of elongating spermatids . ... The release of mature elongated spermatids from the testis (spermiation) is also ... Early round spermatids in stages I-VII are suppressed to 20% of normal, yet ... Rodent spermatocytes, round and ...

Spermatogenesis

... Spermatogenesis Cytogenetic and ... Given that spermatogenesis relies on, among other things, the normal development ... Diagram of the testis and spermatogenesis . ... Spermatogenesis is the process of producing sperm with half the number of ... Spermatogenesis occurs in medullary ...

Scrotum

... by a middle ... Normally, by lying in the scrotum , the testicles stay about 6 degrees cooler ... The scrotum of a patient with an undescended testis can appear underdeveloped. ... Scrotal mass — Comprehensive overview covers symptoms, causes, treatments of abnormalities in the scrotum . ... ...

Interstitial cells

... ... EFFECT OF SEASON AND GONADOTROPIN ON TESTICULAR INTERSTITIAL CELLS OF CALIFORNIA QUAIL ... THAT the interstitial (Leydig) cells of the testis are the major source of ... Home > Dogs Home Page > Reproduction > Article: Interstitial Cell Tumor ... An interstitial cell ...

Gonads

... or female gonads (ovaries), the vernacular, or slang, use ... gonad ( ) n. An organ in animals that produces gametes, especially a testis or ovary. ... Main article: Development of the gonads ... Development of the gonads The prenatal development of the gonads is a part of the ...

Expressed sequence tag

... and Investigation Kit is a tool dedicated to ... R.N., Souza M.T. Jr. Analysis of expressed sequence tags from Musa acuminata ssp. ... Pig testis Expressed Sequence Tags (PtEST) database is the collection of ESTs ... organized into these subject databases: Expession Sequence Tag (EST) ...

Epididymis

... part of the spermatic duct system, that lies on the posterior aspect of each Appendix of the epididymis Appendix of the epididymis The right testis , exposed by laying open the tunica vaginalis ... to treat epididymis inflammation? Read ... Online Medical Dictionary and glossary with ...
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