The penis is the reproductive organ of male animals, and it plays an important role in the process of nurturing new life. Like the prostate, it is a male-specific organ. It is usually in a soft state, and will become erect when stimulated, making it easier to have sex with women. If there is a problem with the penis, the male's sexual function will be greatly reduced. Today, the editor will tell you some common knowledge about the penis. Erectile tissue and erection: Erectile tissue is mainly a pair of penile corpora cavernosa, which are covered with thick fibrous tissue on the dorsal side of the urethral corpora cavernosa. The corpora cavernosa is composed of many small channels of fibrous tissue, and the trabeculae divide it into many gaps, which are actually venous sinuses formed by the expansion of capillaries. When the erection is aroused, a large amount of blood is injected into the vascular part of the corpora cavernosa, and the volume increases. Retraction is because the sciatic corpora cavernosa muscles release the pressure on the dorsal vein of the penis, allowing blood to flow back. The penis is mostly made of corpora cavernosa, which is covered with a layer of epidermis. When sexually excited, the corpora cavernosa will be filled with blood, making the penis hard, longer, and thicker for sexual intercourse. This is called "erection". Many people have a slight bend in their penis during erection, and the degree varies from person to person. Some bend upward or downward, and some bend to the left or right. This is definitely not a supernatural power or a strange disease. As long as it does not cause discomfort or hinder your sexual activities, it is normal. For some men, being able to erect for a longer time is their dream goal. Some people will also use the length of erection to compare. In fact, erecting for too long will make people unhappy, because the penis has been erect for too long and has not subsided. Not only will you not be able to enjoy the pleasure of sexual desire, but it will also make you feel miserable. Injections that treat impotence or leukemia can cause this. I believe that men have a better understanding of some basic knowledge about the penis. In fact, the length and size of the penis vary from person to person, and there is no special standard. As long as the penis can erect normally, can play the role of sexual intercourse, and does not cause special discomfort, it is normal. There is no need to worry too much about the appearance. |
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