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.Know More
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 about Pregnancy
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 >
Calculate how many weeks of a pregnancy have passed by beginning with the first day of the woman's last menstruation and counting forward, explains BabyCenter. Women who have been tracking their ovulation and know their conception date may start there instead.Full Answer >
According to WebMD, the symptoms of pregnancy at four weeks are a missed period and possible light spotting as implantation of the embryo occurs in the uterus. When a woman is four weeks pregnant, the egg containing the fetus has only recently been fertilized. This means that some women may not notice any symptoms of pregnancy at four weeks.Full Answer >