The vaginal vestibule bulbs are located in the shallow layer on both sides of the vaginal vestibule. They are a sponge-like structure composed of veins surrounded by the tunica albuginea and are horseshoe-shaped. They are similar to the male urethral bulbs, which are horseshoe-shaped. The ones located on both sides of the vagina are about 3cm long and 1cm wide. The back end is blunt and connected to the greater vestibular glands; the front end is sharply developed and connected to the opposite side. The vestibular bulb is mainly composed of a venous complex. The veins are extremely tortuous and conform to each other to form a cavernous structure of the penis, which has a certain degree of rigidity. The vestibular bulb vein conforms to the clitoral vein, and the superficial layer of the vestibular bulb is connected to the muscle fascia under the genital diaphragm of the urethral opening. The surface is smooth. expand: Vestibular bulbs related content: 1. On the middle web of the internal oblique muscle of the glans penis, the skin fold where the foreskin is too long and connects to the external opening of the urethra is called the frenulum. Be careful not to damage the frenulum during circumcision surgery. 2. The vaginal fornix is divided into the anterior fornix, posterior fornix and lateral fornix. Among them, the anterior fornix and lateral fornix are not very prominent, while the posterior fornix is deeper and is close to the uterine duodenal pouch through the vaginal wall. The uterine duodenal pouch is the smallest part of the peritoneal cavity. If there is blood accumulation in the peritoneal cavity, it is mostly accumulated here. Because the surface is covered by the penile corpus cavernosum muscle, when the muscle contracts, it presses the vestibular bulb and makes the vaginal opening smaller. The vestibular bulbs can sense the state of mind and local stimulation and the chain reaction caused by clitoral stimulation, so the blood swelling bulges. The vestibular bulbs are surrounded by the vaginal sphincter, which can be manipulated by the mind. During sexual intercourse, women can usually control its contraction, thereby creating a "gripping" effect on the male genitals at the vulva. The gland ducts in the private vagina, the greater vestibular glands are also called "Bartholin glands". Metabolize a viscous fluid. It may be related to the special smell of women's vulva. |
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