ABOUT PUBERTY

 

ABOUT PUBERTY

Here are the questions and answers with brief responses:

Q1: What is puberty?

A1: Puberty is when the reproductive system matures.

Q2: Which gland triggers puberty?

A2: A gland close to the brain.

Q3: What are hormones?

A3: Chemical substances acting as messenger molecules.

Q4: What are primary sex hormones?

A4: Testosterone (males), oestrogen and progesterone (females).

Q5: At what age does puberty start?

A5: Girls (10-11), boys (11-12).

Q6: What are the first changes in boys during puberty?

A6: Pubic hair growth, penis enlargement, testicle growth.

Q7: What is a nocturnal emission?

A7: Ejaculation due to a sexually exciting dream.

Q8: How do diet and climate affect puberty?

A8: They can influence overall health and development.

Q9: Why do people develop differently during puberty?

A9: Genetics, diet, climate, and social conditions.

Q10: How does puberty prepare the body for reproduction?

A10: Maturation of reproductive organs and development of secondary sexual characteristics.

Q11: What happens to the body during puberty?

A11: Rapid growth, chest enlargement, and muscle growth.

Q12: What changes occur in males during puberty?

A12: Wider shoulders, denser pubic hair, facial hair, and deeper voice.

Q13: What is the voice breaking?

A13: Change in tone of voice due to growth of the voice box.

Q14: What are the first body changes in girls during puberty?

A14: Breast growth, pubic hair appearance, and armpit hair growth.

Q15: What happens to a woman's body during puberty?

A15: Rapid growth in height, wider hips, and collection of fatty tissue.

Q16: What is menstruation?

A16: Flow of blood and other materials from the uterus at monthly intervals.

Q17: What does menstruation indicate?

A17: A girl is approaching sexual maturity.

Q18: When can a woman reproduce after her first menstruation?

A18: One or two years later.

Q19: What is ovulation?

A19: Discharge of eggs from the ovaries.

Q20: What does infertile mean?

A20: Not able to reproduce children.

STUDY THE DIAGRAM ABOVE

Q21: What happens to the uterus lining during menstruation?

A21: It breaks down and is shed.

Q22: What is the purpose of the thickened uterus lining?

A22: To prepare for a fertilized ovum.

Q23: What is ovulation?

A23: Release of a ripe ovum from the ovary.

Q24: What physical changes occur in women during puberty?

A24: Breast development, less muscular, slightly shorter.

Q25: Why do breasts develop during puberty?

A25: To prepare for milk production after pregnancy.

Q26: How long does the menstrual cycle last?

A26: Around 28 days.

Q27: What happens to an unfertilized ovum?

A27: It's shed during menstruation.

Q28: How do male and female physical changes during puberty compare?

A28: Males experience deeper voice, increased muscle mass; females experience breast development, wider hips.
CONCLUSION:
Here are the typical stages of female puberty:

Stage 1: Breast Development (around 10-11 years)

Breasts begin to develop, and nipples become more prominent.

Stage 2: Pubic Hair Growth (around 11-12 years)

Pubic hair starts to grow, becoming thicker and curlier over time.

Stage 3: Growth Spurt (around 11-14 years)

Girls experience a rapid increase in height and weight.

Stage 4: Menstruation (around 12-13 years)

Menstruation begins, marking the start of fertility.

Stage 5: Further Breast Development and Refining of Features (around 13-15 years)

Breasts continue to develop, and facial features become more refined.

Stage 6: Completion of Physical Development (around 15-17 years)

Physical development is largely complete, although some girls may continue to grow and develop slightly.

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