1 Cecum: This first section of your large intestine looks like a pouch, about two inches long. It takes in digested liquid from the ileum and passes it on to the colon.  Colon: This is the major section of the large intestine; you may have heard people talk about the colon on its own.
Differences by Age. Older teens have much higher pregnancy rates than younger teens. In 2010, teens ages 18 to 19 had a pregnancy rate of 96.2, compared with rates of 30.1 among teens ages 15 to 17 years, and 1.1 among teens under age 15.[9] (Appendix 1).ifferences by Age. Older teens have much higher pregnancy rates than younger teens. In 2010, teens ages 18 to 19 had a pregnancy rate of 96.2, compared with rates of 30.1 among teens ages 15 to 17 years, and 1.1 among teens under age 15. [9] (Appendix 1).
Depending on how early a baby is born, he or she may be: 1  Late preterm, born between 34 and 36 weeks of pregnancy. 2  Moderately preterm, born between 32 and 34 weeks of pregnancy.  Very preterm, born at less than 32 weeks of pregnancy.