In Grownups assigned female at beginning, substantial amounts of testosterone could be a sign of polycystic ovary syndrome (PCOS). This situation is very common — up to 15% of individuals AFAB of reproductive age have it.

Ovarian or testicular tumors: Androgen-manufacturing ovarian and testicular tumors can release excessive testosterone.

提神及提升體能（對照睪酮缺乏患者體能較佳，但與正常人無異，刻意補充對體能不會有顯著的增加）

Testosterone is also converted to estradiol in adipose tissue (and to a lesser extent in Another tissues), which can be the most important source of estrogen in Males. Additionally, testosterone is interconvertible with androstenedione, that may be transformed into estrogens. When androstenedione is fashioned in adipose tissue, it might be transformed to a sort of estrogen named estrone.

Testosterone degrees in adults assigned male at start (AMAB) naturally drop because they age. On the other hand, Grown ups AMAB can knowledge even reduce testosterone degrees, which can cause the next:

在其他脊索动物的组织内也会有雄激素受体，而雄性及雌性对睾酮的反应也相当一致。在出生前雄性与雌性的睾酮剂量的差异，会导致在青春期或整个生命上的生物差异。

层次（皮肤 · 肉膜 · 精索外筋膜 · 提睾肌／提睾肌筋膜 · 精索内筋膜 · 会阴缝）

在发育中的睾丸里的性索中，来自中胚层的上皮细胞成为塞尔托利氏细胞，辅助精子的形成。

Along with its part like a all-natural hormone, testosterone is employed as a medication to take care of hypogonadism and breast cancer.[thirteen] Due to the fact testosterone stages lessen as men age, testosterone is sometimes Half Off used in more mature Males to counteract this deficiency.

LH then travels in your gonads and stimulates the creation and release of testosterone. (LH far more often stimulates the creation of estrogen and progesterone in ovaries.)

[147] The T-receptor or DHT-receptor elaborate undergoes a structural transform that enables it to maneuver in to the cell nucleus and bind straight to unique nucleotide sequences on the chromosomal DNA. The areas of binding are identified as hormone response features (HREs), and influence transcriptional exercise of particular genes, developing the androgen outcomes.

尿道内口 · 尿道（攝護腺部 · 中部 · 海绵体部） · 舟状窝 · 尿道外口 · 莫尔加尼尿道陷窝 · 尿道腺

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生精小管（精直小管 · 睾丸网 · 输出小管） · 附睾（附件 · 硬纤毛） · 旁睾 · 精索 · 输精管（壶腹） · 射精管