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Similar to adolescence - the period of changes
adolescence - the period of changes
- 2. Adolescence ‘adolescere’ Latin =“to grow, to mature” i.e. achieving an identity.
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- 4. The human bodyunder goes several changes during Adolescence. These changes mark the onset of PUBERTY. The most important change which marks puberty is that boys and girls become capable of reproduction. Puberty ends when an adolescent reaches reproductive maturity.
- 5. 1. Increase inheight 2. Change in body shape 3. Voice change 4. Increased activity of sweat and sebaceous glands 5. Development of sex organs 6. Reaching mental, intellectual and emotional maturity
- 7. Age in years % offull height Boys Girls 8 72 % 77 % 9 75 % 81 % 10 78 % 84 % 11 81 % 88 % 12 84 % 91 % 13 88 % 95 % 14 92 % 98 % 15 95 % 99 % 16 98 % 99.5 % 17 99 % 100 % 18 100 % 100 %
- 8. Present height ____ %of full height at this age X 100 A boy is 9 years old and 120 cm tall. At the end of the growth period he is likely to be X 100 cm = 160 cm tall 120 75
- 10. At puberty, thevoice box or the larynx begins to grow. Boys develop larger voice boxes. Boys have a deep and hoarse voice. The larynx is visible clearly. The larynx is hardly visible from the outside. Girls have a high pitched voice.
- 11. The growing voicebox can be seen as a protruding part of the throat called Adam’s apple.
- 13. •The testes andpenis develop completely. •The testes also begin to produce sperms. •The ovaries enlarge and eggs begin to mature. •Also ovaries start releasing mature eggs.
- 14. •It is thetime in one’s life when the brain has the greatest capacity for learning. •The change in a person’s way of thinking . •The person feels more independent than before and also becomes self conscious. •A person may feel insecure while trying to adjust to the changes in the body and mind.
- 16. The changes whichoccur at adolescence are controlled by chemical substances called hormones. Hormones are secretions from endocrine glands. •The testes begin to release male hormone or testosterone. This causes hair growth. •The ovaries begin to produce the female hormone or estrogen which make the breast develop. Milk secreting glands or mammary glands develop inside the breast. The production of these hormones is under the control of another hormone in endocrine gland called pituitary gland.
- 20. The hormones secretedby the pituitary stimulate testes and ovaries to produce their hormones. The pituitary is attached to the brain A part from the pituitary, there are other endocrine glands in the body such as thyroid, pancreas and adrenals.
- 22. The adrenal glandssecrete hormones which maintain the correct salt balance in the blood. Adrenals also produce the hormone adrenalin. It helps the body to adjust to stress when one is very angry, embarrassed or worried. Thyroid and adrenals secrete their hormones when they receive orders from pituitary through its hormones. Pituitary also secretes growth hormone which is necessary for the normal growth of a person.
- 23. Adolescence is astage of rapid growth and development. The diet for an adolescent has to be carefully planned. The diet must be the balanced diet. Iron build blood and iron-rich food such as leafy vegetables, jaggery, meat etc. are good for adolescents.
- 24. Adolescence is atime when our bodies, our families, our schools and the largest society demand that we change. Teenage years can be an emotional assault for concerned. Parents and their teenage offspring may seem to be at each other throats. The special name for this stormy time is adolescence.
- 25. Adolescence is.. …that part inour life where nothing seems to go smoothly yet our best
- 26. Some Definitions • Puberty Physicalcharacteristics that occur during adolescence. • Primary Sex Characteristics The changes that mark the beginning of puberty for girls and boys. • Secondary Sex Characteristics Other external changes that make adolescents look like mature men and women
- 27. Teenagers Comprise 2nd largestpopulation group. (23%) • over 1 billion world over • World over - 1 out of every 5 person • Developing - 1 out of every 4 person • 10-19 years age group constitute > 1/5th of India’s population. • By the year 2010 there will be more adolescents alive in the world than ever before • Healthy and well-adjusted adolescents of today will become productive citizens and dynamic leaders of tomorrow. CSN Vittal