Reproductive Anatomy

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According to American Pregnancy, ovulation itself lasts only one day while an egg is detached from the ovary follicle. However, the entire ovulation cycle is composed of two longer phases called the follicular and luteal phases.

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  • How Much Does a Uterus Weigh?

    Q: How Much Does a Uterus Weigh?

    A: According to ob-gyn Dr. Deborah Wilson, the size of the human uterus varies. However, she does stipulate that the organ generally weighs between 0.06 and 0.22 pounds. Dr. Wilson adds that the uteruses in women who have not given birth are generally smaller in size than in those who have.
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  • What Is a Fetal Pole?

    Q: What Is a Fetal Pole?

    A: A fetal pole is a collection of fetal cells that can be detected via vaginal ultrasound around the sixth week of pregnancy. Separate from the yolk sac, it is considered the somite stage of the fetus.
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  • How Many Days Does Ovulation Last?

    Q: How Many Days Does Ovulation Last?

    A: According to American Pregnancy, ovulation itself lasts only one day while an egg is detached from the ovary follicle. However, the entire ovulation cycle is composed of two longer phases called the follicular and luteal phases.
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  • How Do Humans Mate?

    Q: How Do Humans Mate?

    A: According to David M. Buss of the University of Texas at Austin, humans depend on several successful strategies for mating, which they inherited from their ancestors. These strategies include: long-term, short-term and extra-pair mating. However, each sex has different mating strategies including the type of mate preferred, the desire for short-term versus long-term mating and the ways in which jealousy results.
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  • What Is the Difference Between Fecundity and Fertility?

    Q: What Is the Difference Between Fecundity and Fertility?

    A: Fertility is the natural capacity to produce offspring, whereas fecundity is the potential capacity for reproduction, according to Biology Online. Although the terms are often used interchangeably in common language, the Geneva Foundation for Medical Education and Research explains how they take on very distinct meanings when discussing matters of demographics and human population trends.
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  • How Often Do Men Produce Sperm?

    Q: How Often Do Men Produce Sperm?

    A: Men produce sperm on a continuous basis. An average man produces over one million sperm a day, according to MSN Health; however, this may vary in men with a sperm count that is considered low.
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  • What Happens to an Unfertilized Egg?

    Q: What Happens to an Unfertilized Egg?

    A: A human egg that is not fertilized breaks apart and is expelled from the body during menstruation. According to Women's Health, hormone levels start to drop after the egg breaks apart, triggering the onset of menstruation.
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  • Q: What Is the Lifespan of an Unfertilized Egg?

    A: The lifespan of an unfertilized egg is between 12 to 24 hours after it has left the ovary, as reported by the American Pregnancy Association. A single mature egg is released by the ovary and pushed down the fallopian tube where it is made available to be fertilized by sperm each month. If the egg is unfertilized, it will disintegrate, be absorbed by the uterus lining, which contains all of the nutrients in preparation for the fertilized egg, and will be shed, along with blood, during menstruation.
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  • Q: What Is the Treatment for a Prolapsed Uterus?

    A: Advanced cases of uterine prolapse are treated with a vaginal pessary and surgery, explains Mayo Clinic. Mild cases that produce little to no symptoms do not require treatment and are monitored by a physician.
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  • Q: How Do You Manage the Pain After a Hysterectomy and Cauterization Procedure?

    A: After a hysterectomy, mild to moderate pain is normal and treated with prescription pain and anti-inflammatory medication such as Motrin, according to the Dana-Farber Cancer Institute. Patients recovering from a hysterectomy should take pain medication before pain becomes severe. This provides greater control over pain through the recovery process.
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  • Q: How Long Does It Take to Recover After a Hysteroscopy, D and C, and NovaSure Procedure?

    A: According to the Johns Hopkins Medicine, recovery time for a hysteroscopy D and C, and NovaSure procedure varies based on the patient and the type of anesthesia administered. If the operation is performed on an outpatient basis, the patient may leave the hospital after two hours. Recovery takes several days.
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  • Q: Can You Delay Menstruation With Home Remedies?

    A: Although there is no solid evidence that proves that a woman can naturally delay her period, there are various methods that are rumored to naturally delay menstruation. You can delay menstruation with home remedies that include eating spicy food and drinking a combination of vinegar and seltzer water; however, according to BoldSky, delaying your period through any method can lead to hormonal imbalances, so it is not a practice that is recommended by health professionals.
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  • Q: Can Tea Tree Oil Be Used for a Yeast Infection?

    A: Prevention.com reports that there is some evidence that tea tree oil is effective in combating yeast infections. Everyday Health notes that although tea tree oil fights Candida in rats and in laboratory settings, no human trials have been completed as of 2014.
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  • Q: Can You Carry a Baby With Your Tubes Tied?

    A: A woman can become pregnant after a tubal ligation though the odds are less than 1 percent as of 2014, according to CNN. The purpose of tying a woman's fallopian tubes is to block the connection between an egg and sperm in the fallopian tube.
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  • Q: Does Pelvic Inflammatory Disease Cause Tiredness?

    A: Pelvic inflammatory disease can cause fatigue along with pain in the upper and lower abdomen, fever, and painful sex and urination, notes Healthline. Women suffering from severe cases of the condition may also experience vomiting, fainting and a fever over 101 degrees Fahrenheit.
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  • Q: What Is the Normal Ovary Size in an Adult Female Human?

    A: A normal ovary is between 3 to 5 centimeters long, 1.5 to 3 centimeters wide and 0.5 to 1.5 centimeters thick, reports Pathology Associates of Lexington, P.A. The volume of a healthy ovary is usually between 5 to 15 cubic centimeters, and normal weight is between 5 to 8 grams.
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  • Q: What Are the Symptoms of Vestibular Papillomatosis?

    A: The main symptom of vestibular papillomatosis is the appearance of soft, pearl-like papules in symmetrical lines on the inner sides of the vulvae, explains The New England Journal of Medicine. Some papules are grouped together, and others are single protrusions on the labia minora. There is also a discharge that sometimes occurs with vestibular papillomatosis, and the condition is often mistaken for genital warts.
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  • Q: What Causes Abnormal Thickening of the Uterine Lining?

    A: Abnormal thickening of the uterine wall occurs when estrogen and progesterone hormonal levels are imbalanced: excess estrogen with low or no levels of progesterone. The imbalance can result from overproduction of estrogen, estrogen replacement therapy, ovarian tumors, tamoxifen use, obesity combined with diabetes, and menopause, notes Patient.co.uk.
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  • Q: What Is the Surgery That Removes Both the Cervix and Uterus?

    A: A hysterectomy is a surgery that removes both the cervix and the uterus to treat painful conditions, cancers and infections. Reasons for having a hysterectomy include adenomyosis, pelvic inflammatory disease, uterine prolapse and endometriosis, states Healthline.
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  • Q: What Causes a Closed Cervix?

    A: Cervical stenosis can form at birth or result from medical procedures that collapse the opening of the cervix, such as radiation therapy, surgeries to treat dysplasia or endometrial ablation, according to Merck Manuals. It is possible for untreated cervical stenosis to cause endometriosis and pyometra.
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  • Q: How Does a Thermal Endometrial Ablation Work?

    A: A thermal endometrial ablation works by using heat to destroy the lining of the uterus, or endometrium, explains WebMD. The heat can be generated either by radiofrequency, through normal heated saline, or through a balloon filled with heated saline. The scar tissue left by the procedure stops or at least reduces the abnormal bleeding of the endometrium.
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