At 25 weeks, a pregnancy is 6.25 months along. According to WebMD, in the 25th week of pregnancy, a baby is in its 23th week of development and measures 8.8 inches from the top of its head to its bottom. The average weight of a fetus during the 25th week of pregnancy is 1.5 pounds.
According to the University of California San Francisco's Benioff Children's Hospital, the 25th week of pregnancy occurs in the second trimester, which lasts from the week 14 to week 26. According to What To Expect, during the 25th week of pregnancy, the fetus begins to grow capillaries under the skin, changing it from translucent to a more opaque coloring. Also at this time, the fetus begins to develop blood vessels in its lungs and the nostrils begin to open.
Although not yet able to breathe, the fetus can use its nostrils to inhale and exhale amniotic fluid. According to both WebMD and What To Expect, a woman in her 25th week of pregnancy may experience painful hemorrhoids, along with constipation, heartburn and indigestion. During this point in the pregnancy, WebMD explains that the fetus may begin to open its eyelids, and the heartbeat may be audible without the use of a stethoscope.Learn More
While symptoms among women vary, BabyCenter indicates that a common symptom of pregnancy is nausea or vomiting. Other early symptoms include breast tenderness, fatigue, frequent urination, heightened sense of smell and food aversions.Full Answer >
Two signs during the 4th week of pregnancy are implantation cramping or spotting and a missed period, according to WebMD. Morning sickness begins as early as three weeks into the pregnancy, according to the Mayo Clinic, which is weeks three to five of pregnancy, depending on when conception occurred.Full Answer >
According to American Pregnancy, a transvaginal ultrasound may be able to detect a pregnancy as early as 4 weeks of gestation. It will take at least a week longer to detect any proof of pregnancy with a transabdominal ultrasound.Full Answer >
According to WebMD, normal pregnancy symptoms at five weeks are feelings of nausea at any time of the day, nipple tingles or soreness, darker nipples, more-frequent urination and increased tiredness. Women five weeks pregnant should also have missed a period, according to PregnancyCorner.Full Answer >