The document discusses hormones like progesterone, estrogen, and testosterone that influence sexual characteristics. It describes the major types of estrogen and their functions in female reproductive development and pregnancy. It also discusses testosterone and its roles in male sexual development. The document then covers some family planning methods, categorizing them as natural, mechanical, or chemical and providing examples of each type.

2.  Hormones influencing sexual characters-
progesterone,estrogen, testosterone
 Synthesised from cholesterol & acetyl coA

3.  3 major types
 Beta-estradiol
 Estrone
 estriol

4.  Narrow shoulders,broad hips,body hair pattern &
fat dis.
 Dvlpt & maintenance of female repd sys
 Growth of smooth muscles & epithelial lining of
endometrium
 Devpt of pubic hair
 contr & ciliary activity of fallp tube
 secretion of mucus
 Growth of ext genetilia,breasts
 Secretion of PRL

5.  Hormone of maturation /pregnancy hormone
 Func.
 Prep of endometrium for implantation
 Dec contraction of uterine tubes
 Maintains pregnancy
 Stimulates breast growth

6.  Prod by leydig cells ---influence of ICSH
 Func.
 Broad shoulders, narrow hips, body hair pattern
& fat dis
 Induces sex drive at puberty
 Dvlpt & maintenance of male repd sys
 2* sexual characters-facial hair=>moustache
 Deep voice
 Devlpt of acc sex organs
 Pubic hair

7.  Some mthds:
 Educate people
 Adv of popln control
 Raise age of marriage to educe repd span
 Adopt family planning

9.  3 major catg:
 A) natural
 B) mechanical
 C) chmical

10.  1)rhythm mtd/calender
 2)Coitus interruptus/withdrawal mtd

11.  A) condom sheath)
 B) Diaphragm (cap)

13.  A) oral pills- for 21 days
from 5th
day of menstrual
cycle –hormones est &
progt inhibits FSH& LH
 B) Vaginal spermicides