概括地說，雄激素助長蛋白質的合成及擁有雄激素受體的組織的生長，睪酮的效用可以分為合成代謝及雄性化效應。合成代謝效應包括肌肉質量及力量的增長、增加骨質密度及強度、刺激線性生長及骨骼成熟等。雄性化效應則包括性器官的成熟（尤其是陰莖及胎兒陰囊的生成）、出生後（通常是在青春期）聲線的轉沉、鬍鬚及體毛的生長等。這些效應一般都是男性的第二性徵。

[86] Married Guys who interact in bond-upkeep pursuits which include expending the working day with their husband or wife or boy or girl haven't any distinct testosterone ranges in comparison to moments when they don't interact in these kinds of activities. Collectively, these success counsel which the presence of competitive actions as an alternative to bond-servicing activities is much more pertinent to adjustments in testosterone ranges.[87]

Testosterone has a number of key steps. It provides adverse comments inhibition around the secretion of gonadotropin-releasing hormone from your hypothalamus plus the secretion of luteinizing hormone through the pituitary gland. In addition it directs the event on the embryonic Wolffian ducts in to the vas deferens (ductus deferens) and seminal vesicles and stimulates the formation of muscle mass and bone.

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Testosterone is often a steroid within the androstane course containing a ketone and a hydroxyl group at positions a few and seventeen respectively. It truly is biosynthesized in a number of ways from cholesterol and is also transformed within the liver to inactive metabolites.[eight] It exerts its motion via binding to and activation with the androgen receptor.[eight] In humans and most other vertebrates, testosterone is secreted generally through the testicles of males and, to your lesser extent, the ovaries of females.

雄性激素的生理功能主要包括男性性器官在胚胎中的发育和男性第二性征在青春期时的发育。

It's been theorized that Mind masculinization is occurring considering that no significant alterations are actually identified in other elements of your body.[27] The male brain is masculinized with the aromatization of testosterone into estradiol,[28] which crosses the blood–Mind barrier and enters the male brain, While female fetuses have α-fetoprotein, which binds the estrogen to ensure female brains are usually not afflicted.[29]

There are two theories over the function of testosterone in aggression and Competitors.[106] The main could be the challenge speculation which states that testosterone would improve all through puberty, As a result facilitating reproductive and aggressive conduct which would come with aggression.[106] It's thus the challenge of Levels of competition amongst males that facilitates aggression and violence.

精囊 · 精腺排泄管 · 攝護腺（尿道嵴／精阜／攝護腺小囊／射精管 · 攝護腺窦／攝護腺小管） · 尿道球腺

Testosterone is answerable for most of the alterations seen in little ones assigned male Coupon code at start through puberty, like:

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

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睾酮# · 双氢睾酮 · 氟羟甲基睾酮 · 甲二氢睾酮 · 甲睾酮 · 另见同化類固醇

The two charts down below list the general typical ranges of testosterone based upon age and sex. The level is measured in nanograms for each deciliter (ng/dL).