Sperm

Sperm antibodies may contribute to infertility. But the role they play varies depending on the number of antibodies produced and the site at which they attach to the sperm.
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Sperm stem cell: A cell that is incapable of fertilizing an egg cell but can give rise to cells that develop into sperm. Sperm stem cells can be grown in laboratory culture, providing a ready source of these cells, as was first demonstrated in mice.
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Spermicidal and Barrier Contraception
Barrier contraceptives are devices that provide a mechanical barrier between the sperm and the egg. Examples of barrier contraceptives include the male condom, female condom, and the diaphragm.
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Spermicides are chemicals that kill sperm
Available at most pharmacies, supermarkets and convenience stores.
Relatively inexpensive.
No prescription is necessary.
Used in combination, like foam plus condom, up to 99% effective.
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A spermicide is a chemical used for birth control. It contains chemicals that kill sperm. It comes in a number of forms, such as foams, jellies, and creams. A spermicide is inserted into a woman's vagina before having sex.
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Low sperm count: Impact on insemination
My husband has an extremely low sperm count (1 million/ml, with 40 percent motility). I've read that couples with sperm counts this low do not have much success with intrauterine insemination.
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LOW SPERM COUNT NEEDS EVALUATION BY MALE FERTILITY SPECIALIST
Question: My husband and I have been trying to conceive. We've been having trouble so we went to the doctor.
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The sperm were also assessed for an important function called hyperactivation (HA), a very vigorous type of swimming required in the final stage as the sperm approaches the egg.
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Spermicides are agents which impair the ability of sperm to fertilize an egg. This means that spermicides never even get to the developing pregnancy, since their job is to prevent pregnancy to begin with.
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Sperm develop in the testicles and finish maturing in the epididymides. When you ejaculate, the sperm move out of the epididymides through the vas deferens and into the tube that runs through the penis (urethra).
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Sperm
See all Pictures & Images Overview & Description
Vasectomy is usually done in the surgeon's office while the patient is awake, but pain-free (using local anesthesia). A small incision is made in the upper part of the scrotum.
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Spermatorrhea"1 (Nocturnal Emission)
Spermatorrhea"2 [Kellogg]
Prostate Disorders (Prostatitis; Enlarged Prostate, Prostatic Hypertrophy; Prostate Cancer)
Prostatitis [Kellogg]
Testicle Inflammation [Kellogg]
Testicular Atrophy ...
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Sperm
Definition:
The testes are two egg-shaped male reproductive organs located in the scrotum. They produce sperm and the male hormone, testosterone.
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Sperm can be examined if a semen sample is given to a laboratory or fertility specialist within two hours of ejaculation. A common problem is a varicocele, or varicose vein in the testicles, that interferes with sperm development.
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Spermicides are used to increase the effectiveness of condoms and diaphragms. This article provides instructions for how they should be used.
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Spermicides-Some women and men are allergic to spermicides or find them irritating to the skin.
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Sperma-Tex preshaped mesh Knitted, polypropylene, monofilament mesh indicated for the repair of inguinal hernia defects. Mfg: Davol, div. of Bard. Source: FDA approvals - 6/99.
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Unlike sperm, which men create throughout their adult lives, women are born with a finite number of eggs.
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An egg or sperm cell. Each mature reproductive cell carries a single set of 23 chromosomes.
reproductive system ...
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The subjects' sperm were analysed after each period and measured according to conventional semen analysis, computerised motility assessment, determination of reactive oxygen species generation, ...
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endoscopy, digestive system; endoscopy, gastrointestinal; endoscopy, upper; Endo's fuchsin agar; Endo, Shigeru; endoskeletal; endoskeleton; Endo's medium; endosmometer; endosmosis; endosome; endosomes; endosonography; endosonoscopy; endosperm; ...
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May Help Relieve Nausea and Vomiting in Pregnancy (June 30) So-Called "Bust Enhancing" Herbal Products Get Thumbs Down (May 31) Low-Dose Aspirin During Pregnancy May Lower Risk of Preeclampsia (May 31) Repeat Miscarriages May Be Linked to Sperm ...
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Radical inguinal orchiectomy with initial high ligation of the spermatic cord is the procedure of choice in treating a malignant testicular mass.
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A vasectomy involves the surgical interruption of both vas deferens, which are the tubes that carry the sperm from the testicles to the urinary tract.
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Artificial insemination, in which the man's sperm or donor sperm from a sperm bank is inserted directly into the woman or a surrogate mother may be attempted.
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But when this person makes eggs or sperm there are several possibilities. The normal chromosomes 21 and 14 may be passed on, resulting in a normal baby.
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Do not donate sperm, organs, or body tissue. Tell your sex partners or needle-sharing partners that you are HIV-positive. Do not share needles or other equipment if you shoot drugs. Tell all doctors, dentists, and nurses that you are HIV-positive.
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During sexual activity, sperm from the testes enters the urethra near the opening of the bladder. Normally, a muscle blocks off the entrance to the bladder, and the semen is expelled through the penis.
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Intrauterine insemination (using a small catheter to put washed sperm inside your partner's uterus at the time of ovulation)
In-vitro fertilization (incubating eggs and sperm together in the laboratory to produce fertilization) ...
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Dilated veins in the spermatic cord above or around the testis that can cause decreased sperm production on the affected side.
varicose veins
Swollen, distended veins especially visible in the legs.
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Do hot tubs really lower sperm count? How much does age affect fertility? If you're trying to conceive, here are some ways to improve your chances.
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Detecting ovulation ...
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The testicles are the male reproductive glands essential for fertility and producing all male (secondary sex) characteristics; they produce sperm and the male sex hormone, testosterone, from puberty through adulthood.
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Ciliary Motility Disorders - Disorders characterized by abnormal ciliary movement in the nose, paranasal sinuses, respiratory tract, and spermatozoa. Electron microscopy of the CILIA shows that dynein arms are missing.
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A pair of ducts opening at one end into the uterus and at the other end into the peritoneal cavity, over the ovary. Each tube serves as a passage through which the ovum (egg) is carried to the uterus and through which spermatozoa (sperm) move out ...
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Spectro-Sulf (Sulfacetamide)
Spec-T Sore Throat Anesthetic (Benzocaine)
Spermicides
(Vaginal) ...
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People with AIDS or HIV infection should not donate blood, plasma, body organs, or sperm. From a legal, ethical, and moral standpoint, they should warn any prospective sexual partner of their HIV positive status.
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