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Contraception

Question
7 out of 53
 

All of the following are mechanisms of action of emergency contraception EXCEPT



A Delaying ovulation

B Inhibiting fertilization

C Preventing implantation of the fertilized egg

D Interrupting on early pregnancy

Ans. D

[Interrupting on early pregnancy]

a. Mechanism of action - Emergency contraception

i. Inhibition or delay ovulation

ii. Alteration of the endometrium (preventing implantation of fertilized egg

iii. Sperm penetration alteration - (inhibiting fertilization)

iv. Altered tubal motility

v. Established pregnancies are not harmed

b. Preven emergency contraceptive kit - contains

i. Pregnancy test

ii. 4 contraceptive tables each contain 50mg ethinyl estradiol 0.25 mg of levonorgestrel

iii. Two tablets are taken within 72 hours of intercourse followed 12 hours later by second dose.

Contraception Flashcard List

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