What changes occur in the body of males and female human being after atening puberty?
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Changes at puberty:
→ Sudden increase in height and weight.
→ Broadening of shoulders and widening of chest in boys. In girls, the region below waist becomes wider.
→ In boys, under the influence of hormones, the larynx becomes prominent, the vocal cords become longer and thicker. These changes cause the voice to become hoarse.
→ Appearance of hair in areas such as underarms, face, hands, and legs.
→ Appearance of acne as a result of excessive secretion of oil from skin.
→ Testis grows and starts producing sperms in males, whereas in females, the ovary enlarges and starts producing matured eggs.
Secondary sexual characters: These are features features that help in distinguishing the male and the female body from each other. They are physical or behavioural characteristics that appear in humans at the time of puberty.
Secondary sexual characters in boys:
→ Appearance of moustache and beard.
→ Appearance of chest hair.
→ Growth of hair in genital area and other parts of the skin.
Secondary sexual character in girls:
→ Increase in breast size and darkening of the skin of nipples present at the tip of the breasts.
→ Growth of hair in genital area and other body parts.
→ Sex determination in the unborn baby.
→ Sudden increase in height and weight.
→ Broadening of shoulders and widening of chest in boys. In girls, the region below waist becomes wider.
→ In boys, under the influence of hormones, the larynx becomes prominent, the vocal cords become longer and thicker. These changes cause the voice to become hoarse.
→ Appearance of hair in areas such as underarms, face, hands, and legs.
→ Appearance of acne as a result of excessive secretion of oil from skin.
→ Testis grows and starts producing sperms in males, whereas in females, the ovary enlarges and starts producing matured eggs.
Secondary sexual characters: These are features features that help in distinguishing the male and the female body from each other. They are physical or behavioural characteristics that appear in humans at the time of puberty.
Secondary sexual characters in boys:
→ Appearance of moustache and beard.
→ Appearance of chest hair.
→ Growth of hair in genital area and other parts of the skin.
Secondary sexual character in girls:
→ Increase in breast size and darkening of the skin of nipples present at the tip of the breasts.
→ Growth of hair in genital area and other body parts.
→ Sex determination in the unborn baby.
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