Health Library
The Health Library is a collection of health and wellness resources created for learning and accessibility. Select a topic below for related health information or search for a topic in the search bar for more information on other medical conditions.
Short Cervix
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During pregnancy, the cervix is a closed and sealed tunnel between the uterus and the vagina. Before or during labor and delivery, the cervix stretches and flattens ( effacement). At 24 weeks of pregnancy, the average cervix is about 35 mm (1.4 in.) long. A short cervix has a length of less than 25 mm (1 in.). Women...