The principal male sex hormone in mammals. See also androgen.
A sex hormone responsible for the development of male secondary sex characteristics and for the sex drive (libido) in men and in women.
The hormone that promotes the building of muscle mass in males and libido in both sexes.
hormone produced in the testes responsible for sperm maturation and male sex characteristics
This is the anabolic hormone produced primarily bythe testes in men, which makes muscles grow. It literally separates the men from the boys.
The major natural androgen, it is secreted by the testes and serves to maintain secondary sex characteristics, sperm production and sex drive.
A steroid hormone associated with sperm production, the development of secondary sex characteristics in males, and the sex drive in both males and females.
A steroid hormone produced by the testes; along with ketotestosterone, it is responsible for the development of male secondary sex characters.
A hormone necessary for sperm production in men. Also responsible for developing and maintaining the secondary sex characteristics of males, starting at puberty.
The main sex hormone in men, produced by the testes
steroid hormone secreted by the testis that is associated with the development and maintenance of male secondary sex characteristics and normal function of accessory sex organs.
The principal androgen produced by the interstitial cells of the testes.
a hormone associated with aggression
One of the major male hormones, often associated with traditionally male characteristics.
Gk. testis, testicle + steiras, barren] The most abundant androgen hormone in the male body.
The major natural androgen in men secreted by the testes that maintains sperm production, sex drive and secondary sex characteristics.
Hormone responsible for increasing muscle size. Even though this hormone is predominantly present in males, it is also present in women to a lesser degree. It is believed that this hormone also aids in fat loss to a lesser degree.
a hormone produced by the testicles and adrenal glands of normal men resulting in the development of male secondary sexual characteristics.
The steroid hormone produced in the testes; involved in growth and development of muscle mass. Since men have more testosterone than women, they are able to gain muscle mass more easily.
The hormone found in humans, mostly in males, that can lead to aggressive behavior.
hormone, produced by the testes, that induces and maintains male secondary sex characteristics (beard, voice, etc.).
One of the male hormones that is produced in small quantities in a woman's body; the other is androsterone.
This hormone aids the production of sperm. It is also found in smaller quantities in women.
A hormone produced by the testes, responsible for the development of male secondary sex characteristics and functioning of the male reproductive organs.
Studies says that even minute amounts of it can juice both the male and female sex drives and slightly larger amounts will speed the muscle building process.
a hormone that produces male characteristics.
Testosterone is a hormone made in men's testicles and in women's ovaries and adrenal glands. Testosterone is released into the bloodstream where it travels to many parts of the body. It helps men and women feel desire for sex. A woman's body naturally produces less testosterone than a man's body.
A hormone secreted by the testes in the male (and present at lower levels in the female). (page 102)
tes-TOS-tur-own A sex hormone. 663
A steroidal hormone secreted by interstitial cells (cells of Leydig) located within the testes. It promotes the development of male secondary sex characteristics and the development of spermatozoa.
key male sex hormone, which stimulates bone and muscle growth and the development of male sex characteristics.
The male sex hormone. This hormone is produced mostly by the testes but the adrenal gland also produces a small amount. You need a supply to maintain your prostate's current size. Castration cuts off the major source of supply and results in shrinkage of the prostate so this is sometimes used to shrink or slow the growth of prostate cancer. Testosterone cannot be used directly by the prostate however but must first be converted to Dihydrotestosterone by the action of a prostate enzyme called 5-alpha reductase
A male hormone produced primarily by the testes that is responsible for inducing and maintaining male secondary sex characteristics.
Principal male sex hormone produced largely in the testicles and in lesser quantities in the adrenal gland. Testosterone stimulates male sexual characteristics as well as the growth of benign and malignant prostatic tissue.
The main male hormone found in the blood stream (in both women and men). Ultrasound Use of high-frequency sound waves for creating an image of internal body parts. Used to monitor the development of follicles and to detect and monitor pregnancy.
the primary male sex hormone that contributes to sperm production.
Male sex hormone secreted by the testes and responsible for triggering the development of sperm and of many secondary sexual characteristics.
the male sex hormone in the body that stimulates key processes, including: increases in muscle mass and strength, development of facial and pubic hair, enlargement of the voice box and deepening of the voice, increased size of the penis and testes, change in body shape, maintenance of sex drive and sperm cell production. It may also play a role in maintaining energy and mood.
A hormone produced in higher amounts in males that is responsible for male characteristics such as muscle-building, maintaining sexual organs, and causing hair growth and a deepening voice during puberty.
primary male hormone. Causes the reproductive organs to grow and develop; responsible for secondary sexual characteristics, and promotes erections and sexual behavior
The male hormone produced in a man's body, regulating man's fertility and causing male secondary sexual characteristics.
The male sex hormone that is produced by the testicles.
Male growth hormone responsible for muscle growth and masculine characteristics (facial hair, deep voice, aggressiveness, ect.).
Considered a male hormone, but also produced in smaller quantities by the female body. Deficiency in women's testosterone is associated with loss of bone density, loss of libido, and loss of the sense of well being.
The male hormone primarily responsible for the maintenance of muscle mass and strength induced by heavy training. Testosterone is secondarily responsible for developing such secondary male sex characteristics as a deep voice, body hair, and male pattern baldness.
A male hormone produced by the testes or sometimes by the ovaries. It gives men some of their sexual characteristics and regulates sex drive in men and women.
The primary male sex hormone, one of androgens.
A male hormone produced by the testes which stimulates the development of male characteristics.
The primary male hormone (androgen). DHT is converted directly from testosterone. Contary to "popular" belief, Testosterone does not cause MPB. Testosterone is often referred to as "T" in medical studies.
The male hormone, secreted by the testicles, that controls the function of the penis and a man's sex drive.
A male hormone produced mainly by the testicles. Testosterone stimulates a man's sexual desire and the growth of other sex organs, including the prostate.
predominantly male hormone that promotes development of male characteristics.
the sex hormone produced by the male sex glands, which stimulates and controls the development of the reproductive organs, as well as male characteristics, including body and facial hair, low voice and muscle growth. Testosterone is very important for sperm production within the testicles.
The hormone that affects male sexual development.
The primary male sex hormone. It is produced by the testes, and its main function is mediating the development, growth, and maturation of the male sex organs
The male hormone, or androgen, that is responsible for sex drive and fertility. It also nourishes androgen-dependent prostate cancer cells.
the male sex hormone, which is produced by interstitial cells within the testes.
Male sex hormone that stimulates sperm formation, promotes the development of the male duct system in the fetus, and is responsible for secondary sex characteristics such as facial hair growth. PICTURE
Stimulates a man's sexual activity and the growth of the sex organs, including the prostate.
The primary male sex hormone that is the key to sexual development and growth.
a steroid hormone produced by the testes and adrenal glands. Testosterone is required for sperm production, the development of the male reproductive organs, and the emergence of male secondary sexual characteristics. The hormone is also required for the buildup of lean muscle mass. Testosterone levels are often low in HIV positive men; the hormone is under study as a therapy for wasting syndrome. Possible side effects include acne, mood swings, change in sex drive, liver toxicity, prostate enlargement and masculinization in women.
A hormone produced by the testes that helps maintain the production of sperm
Male hormone responsible for sexual desire and for regulating a number of body functions.
Male sex hormone produced by the testicles that promotes the development of the genital glands and male sexual characteristics.
A hormone made by the testicles and adrenal glands, and also in various cells of the body, that promotes masculine traits.
Testosterone is the primary male sex hormone, and is responsible for the development of male secondary sex characteristics.
The male hormone. close window
the primary male hormone responsible for the development of masculine traits.
The main male sex hormone. It is produced by the testicles and is responsible for the development of male characteristics during puberty.
A male hormone, considered to be the most potent naturally occurring androgen. Testosterone is made primarily by the testes in men, and it encourages the development of male sex characteristics.
The sex hormone that stimulates development of male sex characteristics and bone and muscle growth; produced by the testicles and in small amounts by the ovaries.
the primary male sex hormone that promotes the development and maintenance of male secondary sex characteristics. Most of the testosterone is produced in the testicles.
Testosterone is an androgen, a sex hormone produced by all humans. It is important in the development of male gonads and sex characteristics and it stimulates growth in tissues on which it acts.
male sex hormone produced mostly by the testicles, although a small amount is made by the adrenal glands.
The male hormone that is essential for sperm production and the development of male characteristics, including muscle mass and strength, fat distribution, bone mass and sex drive.
The main male sex hormone; tiny amounts are naturally present in women.
Male hormone in a man's body, chiefly produced by the testicles, is essential to complete male sexual function and fertility.
Male sex hormone produced by the testes. Also utilized by females and produced in the liver for sex drive.
The most potent male sex hormone, produced in the testes.
the male sex hormone responsible for secondary sex-characteristics of men. See page 10.
a natural hormone that is instrumental in promoting muscle growth. Testosterone also provides many of the characteristics we associate with males.
Naturally occurring male hormone. When administered as a drug it can cause gain in lean body mass, increased sex drive, and possibly aggressive behavior. Many men with HIV have low testosterone levels.
The "male sex hormone. Actually, males and females, [as well as intersexuals] have testosterone in their systems, [though] males just have a great deal more of it. Some testosterone is necessary to have a sex drive. Since it is destroyed by stomach acid [when taken in pill form], most supplemental testosterone is delivered via injections.
Male sex hormone secreted by the testes that is responsible for the development of sex characteristics, such as enlargement of the testes and growth of facial hair.
the anabolic hormone produced primarily by the testes in men, that makes muscles grow.
The male sex hormone responsible for male sexual characteristics such as voice deepening, body hair patterns. It is also needed for the sperm to mature from the immature spermatagonia (the sperm cells a man is born with) to the mature sperm capable of fertilizing an egg.
A naturally occurring hormone that stimulates the male sexual drive. A surrounding coat or covering of the penis
A hormone needed for the development and maintenance of male sex characteristics
The main male hormone responsible for muscle and strength gains. The amount of testosterone in one's body is an important factor when determining how much muscle they can gain.
The male hormone primarily responsible for the maintenance of muscle mass and strength induced by heavy training. Testosterone is also responsible for the development of secondary male sexual characteristics, such as a deeper voice and facial and body hair, as well as male pattern baldness.
The most potent male sex hormone, produced in the testicles.
Hormone produced by both men and women which controls masculinization in the body and the key hormone in muscle building.
The primary male reproductive hormone. Made in the testes, it is responsible for the growth and maturation of the primary male reproductive organs and the development of characteristics such as a low-pitched voice, the male's unique distribution of body hair, the relative lack of fat below the skin, and bigger bone structure.
The predominant male sex hormone, which influences the production and maturation of sperm.
Testosterone is the primary male sex hormone. It is manufactured by the Leydig's cells in the testes at varying amounts throughout a person's life span. The effects of this hormone become most evident during the time of puberty, when an increased output of testosterone will elicit dramatic physiological changes in the male body.
the principal male sex hormone. It is secreted by the testes and stimulates development of the male sex organs, secondary sexual traits and sperm.
Principle male hormone that accelerates tissue growth and stimulates blood flow.
Indications: Treatment of hypogonadism; treatment of AIDS wasting syndrome. Contraindications: Known hypersensitivity, history of male breast or prostate cancer, pregnancy. Dosage: 200-400 mg IM q 2 weeks. Topical treatment is also available: 1) gel preparation (Androgel) 5 g topically qd; and 2) transdermal systems via non-scrotal patch including Androderm and Testoderm. Toxicity: Coagulopathy, cholestatic jaundice, increased libido, edema, flushing, priapism, local reaction with patches. Pregnancy category X.
The male hormone responsible for the formation of secondary sex characteristics and for supporting the sex drive. Testosterone is also necessary for spermatogenesis (sperm development).
the major male sex hormone
The principal male sex hormone, produced in the testes, that induces changes at puberty and helps build strong muscles and bones. Women also make a small amount in their ovaries.
a hormone which in men triggers the development of sperm and a masculine appearance; women's bodies also produce small amounts of testosterone which may be important to a woman's libido
The sex male hormone chiefly produced by the testicles.
The male sex hormone produced in large quantities in the male and in lesser quantities by the female. It is the chemical precursor of estradiol.
The male hormone produced by the testicle that stimulates sexual desire
Male sex hormone produced by the testes and the adrenal gland. Testosterone is responsible for the development of most physical characteristics of the mature male. Testosterone also influences the secretion of the hormones LH (luteinizing hormone) and FSH (follicle stimulating hormone), which play an important role in spermatogenesis.
One of the androgen hormones. Though it's thought of as a "male" hormone, testosterone also is produced in smaller amounts women's bodies by the ovaries, adrenal glands and other tissues.
The male sex hormone produced by interstitial (Leydig) cells in the testis. Testosterone is responsible for the development and function of the male reproductive tract, sperm production and maturation, the expression of secondary sex characteristics in males, and libido.
The male hormone which is released by both the adrenal gland and the testicles, promotes the development of male characteristics.
The main male sex hormone responsible for the growth and maintenance of the secondary sexual characteristics (body and facial hair, vocal cord thickening, increased musculature).
The male hormone produced by the testicles; it is known to feed the spread of prostate cancer.
The major male hormone. It is produced by the testicles. (See Mr PHIP No. 5)
The principle and most potent male sex hormone. It is essential for normal sexual development (muscular body, broad shoulders, hair on the face, chest and limbs and deep voice etc.). It also plays a key role in the maturation of sperm within the testes.
the male sex hormone responsible for male secondary sex characteristics at puberty; it has anabolic and androgenic effects.
Is primarily a male hormone produced by the testicles which is responsible for the development and the release of sperm, male physical characteristics and sexual drive. Small amounts of testosterone are also produced in women by the ovaries and the adrenal glands.
A hormone, more prevalent in males, that is involved in building muscle mass.
a naturally occurring androgenic hormone
The most influential male hormone. It is produced in the testicles.
A male hormone secreted by the testes.
a steroid hormone produced by the testes; it promotes the development of male sex characteristics and regulates male reproductive function; the primary and most potent androgen secreted by the testes
The male hormone which is needed for the production of sperm.
A potent androgenic hormone produced chiefly by the testes; responsible for the development of male secondary sex characteristics.
One of the androgens (male hormones) that are naturally present in women. (Other androgens include DHEAS and androstenedione.) These hormones play an important role in ovulation. High levels of androgens in women may indicate an abnormality in the ovulation process.
The main male sex hormone, its production encouraged by LH from the pituitary gland; small amounts also present in women.
the primary, stronger male androgen
In men, the primary male hormone produced by the testes which is responsible for the development of sperm, male physical characteristics, and sex drive. Testosterone is also produced in small quantities by the ovaries in women.
The main male sex hormone, or androgen, in the blood (where it is measured as serum testosterone). Secreted in large amounts by the testis in a man. Before it acts on the tissues it must be converted to dihydrotestosterone. Present also in women, being converted from the weaker androgen androstenedione.
(T) - The primary male hormone, which regulates sex drive in both males and females.
the male sex hormone, secreted by the testes but also synthesised in small quantities in the adrenal glands. Testosterone is necessary in the foetus for the development of male genitalia, and increased levels of testosterone at puberty result in the further growth of genitalia and the development of male secondary sex characteristics such as facial hair.
Male hormone, produced by the testicles, that stimulates the development of male organs and define the male secondary sexual characteristics Back
Male sex hormone that is responsible for male sexual characteristics.
The male hormone that is made primarily In the testes. In men with prostate cancer, testosterone in also encourage growth of the tumor.
(tes-TOS-ter-own): A hormone that promotes the development and maintenance of male sex characteristics.
The primary male sex hormone produced in the testicles. Women also produce small amounts of testosterone.
The most important of the male sex hormones, responsible for stimulating bone and muscle growth and sexual development.
the most important of the male sex hormones, produced in the testes of the male (and the ovaries of the female) and functioning to control the sex drive and secondary sex characteristics.
the male hormone or androgen which comprises about 90 percent of the androgens in a man's body; it is needed to complete male sexual function and fertility.
Testosterone is the major male hormone, but it is also produced by women in small amounts. Testosterone is instramental in the sex drive and also plays a role in building muscle.
the most abundant male steroid hormone which stimulates the development and maintenance of the male reproductive system and secondary sex characteristics.
A hormone made mostly by the testes. This hormone causes many of the changes males deal with during puberty—deeper voices, body and facial hair, and the making of sperm.
male sex hormone produced primarily in the male, but also in the female
a male hormone (androgen) that induces and maintains male secondary sex characteristics. Testosterone is produced in the testes.
A predominantly male hormone which promotes the development of male characteristics.
male hormone responsible for deepening of the voice and increased hairiness.
A hormone commonly used by transexual men. 2. A hormone sometimes used by genderqueer people of the f to m direction.
A principally male hormone that is primarily produced by the testes. Testosterone is also produced in females in smaller quantities by other tissue.
A sex hormone responsible for secondary sex characteristics. Present in both males and females but at lower concentrations in females.
A kind of androgen that is responsible during puberty for the sudden growth of facial, underarm, and pubic hair; it also causes a deepening of the voice, the development of muscles that lead to a more masculine form, and the growth of the external genitals.
A hormone causing the development of the male reproductive system and secondary sex characteristics.
(tes-toss-ter-own) : the main male hormone, made primarily in the testes. It stimulates blood flow, growth in certain tissues, and the secondary sexual characteristics. In men with prostate cancer, it can also encourage growth of the tumor.
the main male sex hormone, secreted in the testes Humans as organisms
Male sex hormone produced mostly by the testicles; a small amount is produced by the adrenal glands. It stimulates a man’s sexual activity and growth of other sex organs, including the prostate.
Related Topic"...In men, the testicles continue to produce testosterone throughout life, though there is some decline with age..."
Main steroid sex hormone secreted largely by testes. Widespread actions across body to induce and maintain primary and secondary characteristics of 'maleness'.
As A Treatment"...Testosterone's effects include anabolic effects such as growth of muscle mass and strength (testosterone is an anabolic steroid), increased bone density and strength, and stimulation of linear growth and bone maturation; and..."
As A Treatment"Testosterone is a steroid hormone from the androgen group..."
Primary male hormone responsible for skeletal muscle development.
One of the male sex hormones.
(): the male hormone or androgen which comprises most of the androgens in a man's body; chiefly produced by the testicles but also is derived from adrenal androgen precursors such as DHEA and androstenedione. T is highly important to a man's sexual interest or libido and his ability to achieve erection. T plays a key role in virtually every tissue in the human body e.g. brain, bone, blood formation, skin, nails, muscle.