Pregnancy

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John Hopkins Medicine states that the amniotic sac, the fluid-filled sac that holds the fetus in the uterus, functions to protect the unborn baby and help regulate the baby's temperature. The amniotic fluid inside the sac cushions the fetus and protects the fetus from damage. The amniotic sac also hold the amnion, a membrane that separates the placenta from the amniotic fluid.

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  • What is the correct order of stages of prenatal development?

    Q: What is the correct order of stages of prenatal development?

    A: The three stages of prenatal development occur in the order of germinal stage, embryonic stage and fetal stage, according to About.com. The germinal stage lasts just two weeks. The embryonic stage lasts six weeks, and the fetal stage is the longest, occurring from the ninth week of pregnancy until the baby is born.
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  • How long do women lactate?

    Q: How long do women lactate?

    A: According to BreastNotes.com, a woman continues to lactate until she stops expressing the milk from her breast. A woman is able to produce milk for nearly 20 to 30 years if the milk is a constant need.
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  • Why is the egg larger than the sperm?

    Q: Why is the egg larger than the sperm?

    A: Egg cells are considerably larger than sperm cells because they carry the cytoplasm and organelles necessary for cell division and growth to begin, while sperm cells are basically a cell nucleus and a tail. Because the sole purpose of the sperm is to carry the father's genetic information to the egg cell so fertilization can occur, small size and superior motility are advantageous.
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  • Is it OK to dye your hair while pregnant?

    Q: Is it OK to dye your hair while pregnant?

    A: Hair dyes are generally thought to be safe to use while pregnant, according to American Pregnancy and the Mayo Clinic. Some of the chemicals can penetrate the skin, but the amount is most likely too low to affect the developing fetus.
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  • What is the function of the amniotic sac?

    Q: What is the function of the amniotic sac?

    A: John Hopkins Medicine states that the amniotic sac, the fluid-filled sac that holds the fetus in the uterus, functions to protect the unborn baby and help regulate the baby's temperature. The amniotic fluid inside the sac cushions the fetus and protects the fetus from damage. The amniotic sac also hold the amnion, a membrane that separates the placenta from the amniotic fluid.
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  • What is the easiest way to get pregnant?

    Q: What is the easiest way to get pregnant?

    A: According to Baby Center, the easiest way to get pregnant is by determining when ovulation occurs and then having sexual intercourse around those days, which is when a woman is most fertile. A woman usually ovulates 14 days before the start of her next period, according to WebMD.
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  • How do you decide what to pack in the hospital bag for labor?

    Q: How do you decide what to pack in the hospital bag for labor?

    A: A hospital bag for delivering a baby should contain anything that the mother will need to remain comfortable throughout the birthing process. It should also contain items for the father, partner or birthing coach. Hospital bags should be packed and ready to go about a month prior to the due date.
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  • What does a woman look like when she is three to four months pregnant?

    Q: What does a woman look like when she is three to four months pregnant?

    A: According to WebMD's pregnancy guide, expectant mothers gain weight around week 12 and, depending on skin elasticity, develop stretch marks around the breasts, abdomen, hips or buttocks. By week 16, women should be visibly pregnant with leg veins becoming more apparent. Some acne is to be expected.
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  • When do pregnant women start lactating?

    Q: When do pregnant women start lactating?

    A: In the third trimester, pregnant women often start producing colostrum, a thick, milky, yellow liquid that is the precursor to breast milk, explains La Leche League. Colostrum slowly changes into mature breast milk. The change becomes noticeable three to four days after giving birth if the mother chooses to breastfeed.
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  • Should my stomach hurt during the early stages of pregnancy?

    Q: Should my stomach hurt during the early stages of pregnancy?

    A: During the early stages of pregnancy, many women experience abdominal pain, often due to the ligaments stretching to accommodate the growing uterus, according to BabyExpert. Other common contributors to stomach pain, according to Parents, include gas, constipation, pressure on the intestines and the added stress of the pregnancy.
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  • What are some signs of pregnancy in humans?

    Q: What are some signs of pregnancy in humans?

    A: The primary sign of pregnancy in humans is a missed period; however, there are often many other symptoms that accompany pregnancy, according to the National Institutes of Heath. Other symptoms include tender, swollen breasts, slight bleeding, fatigue, food aversions or cravings, headaches, nausea, vomiting, mood swings and frequent urination. Missing a period can be a sign of many conditions, but when combined with several pregnancy symptoms, pregnancy should be considered.
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  • What is lightning crotch?

    Q: What is lightning crotch?

    A: The Bump says the term "lightning crotch" refers to sudden intense pains that occur in the crotch and lower abdomen during pregnancy. The Bump attributes these pains to either the baby repositioning itself or to early Braxton Hicks contractions. WebMD, however, attributes pain with these characteristics to round ligament pain.
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  • Is an upset stomach a sign of pregnancy?

    Q: Is an upset stomach a sign of pregnancy?

    A: Stomach upset is a normal symptom of pregnancy, states WebMD, and is very common among pregnant women due to hormonal changes in the body. Nausea and vomiting normally occur within the first three months of pregnancy but usually disappears by the fourth month. Women are more likely to experience stomach upset in the morning hours when the stomach is empty.
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  • Can you eat seafood when pregnant?

    Q: Can you eat seafood when pregnant?

    A: According to the American Pregnancy Association, cooked seafood is an accepted form of protein during pregnancy. However, fish high in mercury or smoked seafood should be avoided.
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  • Can you produce milk in early pregnancy?

    Q: Can you produce milk in early pregnancy?

    A: The milk production process begins early in pregnancy, according to The University of Maryland Medical Center. However, milk generally does not appear until after the birth of the baby.
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  • How do I know if I had a miscarriage?

    Q: How do I know if I had a miscarriage?

    A: According to WebMD, the signs of a miscarriage include heavy or light vaginal bleeding that may be regular or irregular; pain in the pelvis, belly or lower back; and blood clots or clots of gray tissue. A miscarriage occurs over several days and includes any of the aforementioned symptoms.
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  • Can blood pregnancy tests be wrong?

    Q: Can blood pregnancy tests be wrong?

    A: Blood pregnancy tests can be wrong if they are taken too early. According to WebMD, blood pregnancy tests effectively detect pregnancy six to eight days after ovulation. Therefore, taking a blood pregnancy test earlier than this might yield false negative results.
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  • How many days after conception does a human fetus begin to have a heartbeat?

    Q: How many days after conception does a human fetus begin to have a heartbeat?

    A: The Mayo Clinic reports that the fetus develops a heart approximately 21 days following conception which begins to pump blood approximately 28 days after conception. The third and fourth weeks following conception. During this time, various facial features develop and the body begins to curve.
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  • What can I do to make my baby move more in my womb?

    Q: What can I do to make my baby move more in my womb?

    A: The easiest way to make a baby move in the uterus is to have a snack and relax while lying on one's side, according to What to Expect. The surge in blood sugar produced by a snack gives the baby a rush of energy that promotes movement. Ceasing one's own movement makes it easier for a woman to detect a baby's movement than being active.
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  • Can you get pregnant two days before a period?

    Q: Can you get pregnant two days before a period?

    A: A woman cannot get pregnant two days before her period. If she is trying to get pregnant, WebMD advises adjusting efforts to suit individual ovulation cycles.
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  • Can a pregnancy test still show up negative 10 days after a missed period?

    Q: Can a pregnancy test still show up negative 10 days after a missed period?

    A: It is possible to have a pregnancy test show a negative result 10 days after a missed period. This can occur because some pregnancy tests take up to 10 days after ovulation to show a positive result, according to Pregnancy Corner.
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