EasyNEET TEST
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Which of the following works on principle of avoiding chances of the ovum and sperms meeting?
A
Diaphragms and Vaults
B
Progestasert and LNG-20
C
Periodic abstinence and Coitus interruptus
D
Multiload 375 and Lippes loop
Explanation
Periodic abstinence and coitus interruptus are natural/traditional methods that work on the principle of avoiding the physical meeting of gametes without employing any external physical barrier devices (like diaphragms) or chemical/hormonal alterations.
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