Probable mode of action of oral contraceptives.

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Probable mode of action of oral contraceptives.

It has been shown that the gestagen component of oral contraceptives changes the composition of the cervical mucus so as to make sperm penetration difficult. Endometrial changes and changes in the normal patterns of tubal and uterine motility have been described. Ovulation is inhibited by inhibition of ovarian response to gonadotrophins or by inhibition of the formation and/or release of endo...

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effect of oral presentation on development of l2 learners grammar

this experimental study has been conducted to test the effect of oral presentation on the development of l2 learners grammar. but this oral presentation is not merely a deductive instruction of grammatical points, in this presentation two hypotheses of krashen (input and low filter hypotheses), stevicks viewpoints on grammar explanation and correction and widdowsons opinion on limited use of l1...

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the impact of pushed output on oral proficiency of iranian efl learners

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Oral Contraceptives

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Venous effects of oral contraceptives.

In a five-year analysis of an oral contraceptive trial by the Council for the Investigation of Fertility Control venous effects were the third most troublesome group of side-effects with both combined and sequential therapy. Vein complaints, leg cramps, and thrombophlebitis were significantly more frequent with the combined preparations that contained a relatively low dose of progestogen and a ...

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ژورنال

عنوان ژورنال: BMJ

سال: 1965

ISSN: 0959-8138,1468-5833

DOI: 10.1136/bmj.2.5475.1394