Why does the scrotum shrink?

Men and women will face sex life after marriage. Although people have learned about the physiological structure of men and women in biology classes, there is still a big difference between talking about it on paper and facing it in reality. Some women are very curious about why their scrotum shrinks when they touch their spouse's scrotum. What is going on with scrotum shrinkage? Let's learn more about it.

1. Why does the scrotum shrink and become very small?

1. When the weather gets colder or people's skin is exposed to external stimulation, the scrotal wall can shrink and lift upward. The scrotal skin is a sexy area. When people are sexually excited, the scrotum will shrink and become thicker and lifted.

2. Moisture in the scrotum of people's bodies may be caused by some diseases. Prostate disease can cause moisture in the scrotum. Moisture in the scrotum of the human body can ensure the fertility of men. When moisture in the scrotum occurs, people should actively do a prostate examination to confirm whether they have the disease.

3. When the scrotal skin is soaked in sweat, scrotal itching will occur. Riboflavin deficiency in the human body will cause scrotitis. Scrotitis can cause scrotal itching. Neurodermatitis can also cause scrotal itching.

2. What is the structure of the scrotum?

1. The scrotum is composed of multiple layers of tissue, including skin, fascia, and the membrane covering the testicles and spermatic cord from the outside to the inside. The capsule can be divided into the levator testis fascia, levator testis muscle, tunica vaginalis, tunica vaginalis proper and tunica vaginalis cavity. The skin of the scrotum is thin and soft, rich in sweat glands, sebaceous glands and a small amount of pubic hair.

2. The subcutaneous tissue of the scrotum is the fascia, which is about 1-2 mm thick and is mainly composed of smooth muscle. It also contains dense connective tissue and elastic fibers. The skin of the scrotum has the ability to gather into small wrinkles, which is caused by the contraction of this muscle.

3. There is a layer of striated muscle and connective tissue (levator testis fascia) under the carnosus, which is the continuation of the internal oblique muscle extending into the scrotum. This membrane forms a sheath around the spermatic cord.

When male friends experience scrotal shrinkage, they should promptly analyze the cause and treat the disease accordingly. The above is the introduction about "Why does the scrotum shrink and become very small?" Male friends must pay attention to arranging their lives reasonably in life.