Human ReproductionMedium
Question
Which of the following is not a natural/traditional contraceptive method?
Options
A.Lactational amenorrhea
B.Vaults
C.Coitus interruptus
D.Periodic abstinence
Solution
Sol. [Key Concept: Natural and barrier contraception]
Vaults cover the cervix and act as a barrier, so they are not natural or traditional contraception: option (2).
Periodic abstinence, coitus interruptus and lactational amenorrhoea are classed as natural methods. Lactational amenorrhoea is reliable only under defined conditions, including amenorrhoea, exclusive or near exclusive breastfeeding and an infant younger than six months.
Create a free account to view solution
View Solution FreeMore Human Reproduction Questions
Onset of menstruation is due to...Main function of corpus luteum is to...At menopause there is rise in urinary excretion of...100 eggs and 100 sperms can be produced from ........... meiotic divisions respectively...In human secretion, which of the following is used to confirm implantation of embryo ?...