NEET 2019 Biology Paper

→ In lactational amenorrhoea, due to highprolactin level, gonadotropin leveldecreases.
→ Oral pills are either progestogens orprogestogen-estrogen combinations usedby the females.
→ Emergency contraceptives includes theadministration of progestogens orprogestogen-estrogen combination orIUDs within 72 hour of coitus.
So, lactational amenorrhoea, oral pills andemergency contraceptives involve a role ofhormone.