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puberty |
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puberty (py `bərtē), period during which the onset of sexual maturity occurs. It usually takes place between the ages of 10 and 15 in both sexes but sometimes occurs as early as 7 or 8 years of age in females. The pituitary gland pituitary gland, small oval endocrine gland that lies at the base of the brain . It is sometimes called the master gland of the body because all the other endocrine glands depend on its secretions for stimulation (see endocrine system )...... Click the link for more information. secretes hormones that stimulate enlargement and development of the sex organs, which thus become capable of reproduction. The appearance of secondary sex characteristics also occurs during puberty. In females the reproductive cycle of ovulation and menstruation menstruation, periodic flow of blood and cells from the lining of the uterus in humans and most other primates, occurring about every 28 days in women. Menstruation commences at puberty (usually between age 10 and 17). ..... Click the link for more information. begins, pubic hair appears, and development of the breasts and other body contours takes place. Physical changes in males include production and discharge of semen, appearance of facial and body hair, and deepening of the voice. Skin difficulties, such as acne acne, common inflammatory disease of the hair follicles and sebaceous glands characterized by blackheads , whiteheads, pustules, nodules and, in the more severe forms, by cysts and scarring. The lesions appear on the face, neck, back, chest, and arms. ..... Click the link for more information. , may affect both sexes. Puberty, a transition period coinciding with adolescence adolescence, time of life from onset of puberty to full adulthood. The exact period of adolescence, which varies from person to person, falls approximately between the ages 12 and 20 and encompasses both physiological and psychological changes. ..... Click the link for more information. , involves both physiological and psychological adjustments. It is often marked by emotional stress arising as the adolescent relinquishes childhood behavior patterns and adopts those of an adult. pubertyIn human physiology, the period of first becoming capable of reproducing sexually. Occurring at about age 12 in girls and age 14 in boys, puberty is characterized by the maturing of the genital organs, development of secondary sex characteristics, and, in girls, onset of menstruation. Both sexes experience a swift increase in body size and changes in body shape and composition. Puberty marks the beginning of adolescence. puberty the period at the beginning of adolescence when the sex glands become functional and the secondary sexual characteristics emerge How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| ``We will address any breast-feeding concerns and provide a place where you can meet other mothers in the same position and discuss related topics, such as growth spurts, developmental milestones and sleep issues,'' McGann said. Not only is it normal for teenagers to gain weight before growth spurts and puberty, but also 70 percent of everyone's body mass is predetermined by their genes. What's essentially different today is that central bankers in both Europe and Japan are now utilizing tighter monetary policies to constrain similar economic growth spurts in their respective economies. |
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