What is the normal duration of the menstrual cycle, Biology

Assignment Help:

Q. What is the normal duration of the menstrual cycle? How does the calendar contraceptive method work?

The normal duration of the menstrual cycle is 28 days but it can vary among in different cycles of the same woman or different women.

In the calendar contraceptive method the date n-14 (n minus 14) is taken considering n the number of days of the normal menstrual cycle of the woman (generally n=28) and the safety margin +3 or -3 refers to the days around n-14 that intercourse should be avoided to prevent pregnancy and This method is not exempt from failures. A doctor must always be consulted before relying on any contraceptive process.


Related Discussions:- What is the normal duration of the menstrual cycle

What are dendritic cells, Dendritic Cells a. Are the same as macrophages b....

Dendritic Cells a. Are the same as macrophages b. Bind and digest pathogen proteins c. Secrete immunoglobulin d. All of the above

Write the meaning of balanced diet, Write the meaning of balanced diet. ...

Write the meaning of balanced diet. 1) Balanced Diet means diet which contains a variety of foods in such quantities and proportions that the need for energy, proteins, vitami

Bees, is there a difference between the giant asiatic bees apis dorsata and...

is there a difference between the giant asiatic bees apis dorsata and Philippine giant bees apis breviligula

Describe oxidative stress in new cardio-vascular, Describe Oxidative Stress...

Describe Oxidative Stress in New Cardio-vascular Risk Factors ? In the risk conferred by LDL cholesterol, the oxidative modification of LDL plays a central role, because it is

Echinoderms, Phylogenetic considerations

Phylogenetic considerations

Insulation by fur and feathers, Normal 0 false false false ...

Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4

Engler and prantls system of classification, Q. Engler and Prantl's System ...

Q. Engler and Prantl's System of Classification? Adolf Engler, Professor of Botany, University of Berlin, Germany, proposed a phylogenetic system of classification in a book en

Alfieri repair-technique of operation, Alfieri Repair: This is advised ...

Alfieri Repair: This is advised for ischaenlic mitral regurgitation. In the area of prolapse, the anterior and posterior leaflet edges are approximated with one or two mattress

Male reproductive disorders due to infections, Male reproductive disorders ...

Male reproductive disorders due to infections Septicemic infections have a greater affinity for vesicular glands than other regions of the reproductive tract viz. prostate, am

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd