Sperm is very important to male friends. After all, if there is any abnormality in sperm, it will cause a great impact on the body of male friends, so you must pay special attention, especially if you feel that the sperm you discharge has an abnormal reaction, such as the sperm is like snot, which is not normal. After all, sperm itself is milky white, not snot. Normal semen is off-white, and becomes translucent milky white after self-liquefaction. It may be slightly yellowish if ejaculation has not been done for a long time. Semen that is bright red, light red, dark red or soy sauce-colored and contains a large number of red blood cells is called hematospermia, which may be caused by non-specific inflammation of the prostate and sperm, genital tuberculosis, tumors or stones. Yellow or brown purulent semen is seen in prostatitis and seminal vesiculitis. For ordinary healthy men, if there is no unclean sexual behavior or sexually transmitted diseases, the color and shape of semen are completely irrelevant. Male diseases cannot be diagnosed by studying semen superficially. The sperm in semen combines with the female egg to reproduce offspring, which is the only function of semen. Therefore, if semen is swallowed, it is absolutely impossible to cause a woman to become pregnant. For single men, if they don't even have a partner, there is no need to worry about their semen problems. It is just a waste of time. If the woman still cannot get pregnant after one year of marriage, then it is time to see a doctor to find out the cause of infertility. If you want to collect semen for examination, you should not ejaculate within 5 days before the examination. Generally, semen can be collected by masturbation or by sexual intercourse with a condom. After the semen is collected, it should be placed in a dry and clean bottle and sent for examination immediately. According to the normal semen standards set by the World Health Organization, whether semen is normal can be analyzed from the following aspects: ⑴ Semen volume: Normal ≥ 2ml. When it is greater than 7ml, it is too much, not only the sperm density is reduced, but also it is easy to flow out of the vagina, resulting in a decrease in the total number of sperm, which is common in seminal vesiculitis; less than 2ml is too little semen, but usually less than 1ml is too little. At this time, the contact area between semen and the female reproductive tract is small, or the viscosity is not conducive to the sperm entering the female cervix, resulting in infertility, which is common in severe paragonitis, low testosterone levels, ejaculatory duct obstruction, retrograde ejaculation, etc. ⑵ Color: Normal color is off-white or slightly yellow. Milky white or yellow-green indicates inflammation of the reproductive tract or accessory glands; pink, red, or red blood cells under a microscope indicate bloody semen, which is commonly seen in inflammation of the accessory glands and posterior urethra, and occasionally in tuberculosis or tumors. ⑶ Acidity and alkalinity: The normal pH value of semen is 7.2-7.8. Less than 7.2 is seen in ejaculatory duct obstruction or urine contamination; greater than 7.8 is seen in seminal vesiculitis or old specimens. ⑷ Liquefaction time: After normal semen is ejaculated, it becomes jelly-like under the action of seminal vesicle coagulase, and becomes liquid under the action of prostatic liquefaction enzyme after 15 to 30 minutes. This is semen liquefaction. If semen still does not liquefy 30 minutes after ejaculation, it is abnormal. ⑸ Viscosity: When a glass rod is touched to the liquefied semen and gently lifted, a semen thread will be formed. Normally, its length is less than 2 cm. ⑹ Sperm count: Generally expressed as the number of sperm per milliliter of semen. Normal count ≥ 20×10?6/ml. If it is lower than this value, it means too few sperm, which is seen in spermatogenesis disorders caused by various reasons. It may cause low fertility or infertility due to the reduced chance of sperm entering the uterine cavity and fallopian tubes. If the sperm count is greater than 250×10?6/ml, it means too many sperm, which may also cause infertility due to its affected motility. ⑺Sperm morphology: Sperm with normal morphology ≥ 50%, otherwise it may cause infertility. |
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