1. Puberty

2. Objectives Presentation of the different parts of the female and male reproductive organs Give the different changes we can observe on the young girl and boy during puberty Define the menstrual cycle and how it work

3. Parts of the reproductive organs Female Vulva Virginal Lips (big and small) Uterus Cervix Ovary produce ovule Fallopian tube Penis Testis Scrotum Urethra Prostate Vas deferent Seminal vesicle

4. Definition of puberty It ‘s the transition from childhood to adulthood or the sexual organ develop making the body apt to procreation We observe physical and psychological changes 8-16 years for the girl and between 11-18 years for the boy

5. Changes observe during puberty Girl The chest develops and can be painful Development of the nipple Enlargement of the hip Production of ovules by ovaries Apparition of hair on the pubic areas Apparition of first menses Boy Development of bears and chest. The bears and pubic hair on the chest and armpit starts to develop. The testicle descend in scrotum and begins to produce sperms On expected erection can occur Wet dreams can occur

6. Changes observe on both The high, the weight and muscles develop Development of the genital organ The voice changes The glands of the bodies becomes very active The glands produces much sweat witch has strong odour Development of hair in armpit and genital organ They become very conscious of their sexuality They become attracted in a opposite sex (Girl to father, Boy to mother) They become fertile

7. Menstruation It’s the monthly flow of blood from the uterus trough the virginal. This period begins from puberty to menopause. Menstrual cycle: It’s the period of the first day of your menses to the eve of the next menses

8. Two types of cycle Irregular Regular – Short cycle (21-25 days) – Normal cycle (28 days) – Long cycle (29-35 days)

9. How to manage the menstrual cycle calendar? Refer to menstrual cycle calendar

10. Explication of the ogino methods The first day of the menses is the first day of the menstrual cycle The ovulation period: liberation of the ovule by the ovary ready for fertilisation. It’s takes place around the fourteen day before the next menses. Certain phenomenon could make it vary one or two days before or after. NB: The ovulation day is situated between the 12th and 16th day before the next menses. (Therefore, the maximum of five days where fertilization is possible) The life span of the ovule is very short (24-48 hours and that of the spermatozoid (48-72 hours)

11. Considering the vitality of the ovule and the spermatozoid, we add to the five days, 03 days before ovulation and 02 days after ovulation To be more sure, we add 02 days to each extreme because we are working with the adolescents Practical cases