external genitalia(redirected from sex organ)
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Related to sex organ: male sex organ
the vulva in the female, and the penis and scrotum in the male.
secondary sex characteristicEndocrinology 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
ex·ter·nal gen·i·ta·li·a(eks-tĕr'năl jen'i-tā'lē-ă)
The vulva and clitoris in the female, and the penis and scrotum in the male.
external genitaliaThe penis and scrotum in the male; the labia majora and minora, clitoris and mons pubis in the female.
see genital system.
vulva of the female, testes, penis of the male.