secondary sex characteristic

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Related to Secondary sex characteristics: Primary sex characteristics

secondary sex character

a characteristic peculiar to the male or female that develops at puberty (for example, men's beards and women's breasts).

secondary sex characteristic

n.
Any of various physical characteristics that differ between the sexes but do not have a direct reproductive function, appearing in humans at puberty and in other animals at sexual maturity or during the mating season. Also called secondary sexual characteristic.

secondary sex characteristic

any of the external physical characteristics of sexual maturity secondary to hormonal stimulation that develop in the maturing individual. These characteristics include adult distribution of hair and development of the penis or breasts and the labia.

secondary sex characteristic

Endocrinology The constellation of changes in hair distribution, body configuration, and genital size in boys or girls at the time of puberty
Secondary Sex characteristic–
External genitalia Penis ↑ in length/diameter; scrotum becomes pigmented and rugose
Internal genitalia Prostate, bulbourethral glands, and seminal vesicle enlarge, begin to secrete
Body Shoulders broaden, muscle mass ↑
Hair Hair, hair, everywhere; beard, back, chest, anus
Mental More aggressive, sexual interest awakens
Skin Sebaceous glands ↑, 'Zit Follies' begin
Voice Larynx, vocal cords ↑ in size and/or length; voice deepens
Secondary Sex characteristic–
External genitalia ↑ Size breast, vagina
Internal genitalia ↑ Size uterus
Body Shoulders are narrow, hips broad, thighs converge and arms diverge–broad carrying angle
Hair More scalp hair, less body hair, ♀ escutcheon
Voice Nada; voice unchanged
References in periodicals archive ?
Thus, along with breast size and waist-to-hip ratio, pubic hair expanse may be a secondary sex characteristic that can function as a visual heuristic of female (in)fertility among heterosexual men.
Secondary sex characteristics of male minnows collected downstream of the MWPCF had an average of 31.
Because these animals were in the early stages of seasonal gonadal redevelopment and could not be distinguished by external secondary sex characteristics, they were randomly assigned to each of the treatment groups.
Testis -- the male reproductive gland that regulates hormones that develop male secondary sex characteristics (facial hair, deep voice, Adam's apple, greater muscle mass, etc.
Testosterone therapy should be given to men who have low testosterone levels to induce and maintain secondary sex characteristics and to improve sexual function, sense of well-being, muscle mass and strength and bone mineral density.
A recent surge of reports from pediatricians in industrialized countries indicates that many girls are presenting with secondary sex characteristics at a younger age than has previously been considered normal (Herman-Giddens et al.
25 mg/day can induce relatively normal pubertal development and adult secondary sex characteristics.
Alterations to externally visible secondary sex characteristics occurred in medaka exposed to both equol and genistein.
Hintz said, "that with adequate dosing, gonadotropins and sex steroids are suppressed and secondary sex characteristics stabilize or regress.
Effects of waterborne exposure of 17[beta]-estradiol on secondary sex characteristics and gonads of fathead minnows (Pimephales promelas).
Abnormal expression of secondary sex characteristics in a population of Anguilla rostrata (Pisces: Anguillidae) from a dark coloured Florida stream.
Environmental contaminants can have organizational effects on sex differentiation and on expression of secondary sex characteristics in a variety of vertebrates (3-17).