MSD Manual

Please confirm that you are not located inside the Russian Federation

honeypot link

Problems With Cervical Mucus

By

Robert W. Rebar

, MD, Western Michigan University Homer Stryker M.D. School of Medicine

Last full review/revision Sep 2020| Content last modified Sep 2020
CLICK HERE FOR THE PROFESSONAL VERSION

If cervical mucus is abnormal, it may prevent sperm from entering the uterus or may promote the destruction of sperm.

Cervical mucus Uterus and cervix The internal genital organs form a pathway (the genital tract). This pathway consists of the following: Vagina (part of the birth canal), where sperm are deposited and from which a baby can... read more is secreted by glands in the cervix (the lower part of the uterus that opens into the vagina). Normally, this mucus is thick and impenetrable to sperm until just before release of an egg (ovulation). Then, just before ovulation, the mucus becomes clear and elastic (because the level of the hormone estrogen increases). As a result, sperm can move through the mucus into the uterus to the fallopian tubes, where fertilization can take place.

Abnormal mucus may do the following:

Did You Know...

  • Just before an egg is released (ovulation), mucus in the cervix changes consistency to allow sperm to enter the uterus.

Diagnosis of Cervical Mucus Problems

Treatment of Cervical Mucus Problems

NOTE: This is the Consumer Version. DOCTORS: CLICK HERE FOR THE PROFESSONAL VERSION
CLICK HERE FOR THE PROFESSONAL VERSION
Others also read
Download the Manuals App iOS ANDROID
Download the Manuals App iOS ANDROID
Download the Manuals App iOS ANDROID
Test your knowledge
Abortion
Abortion is defined as the intentional ending of a pregnancy by surgery or drugs. Which of the following statements about abortion in the United States is most accurate? 
Download the Manuals App iOS ANDROID
Download the Manuals App iOS ANDROID
Download the Manuals App iOS ANDROID

Also of Interest

Download the Manuals App iOS ANDROID
Download the Manuals App iOS ANDROID
Download the Manuals App iOS ANDROID
TOP