The shortest is about 1.5 centimeters and the fascia part of the male urethra. It lies between the tip of the prostate and the bulb of the penis. The fibrous part that passes through the genital diaphragm is surrounded by striated muscle fibers with a central point which forms the external sphincter arbitrary of the urethra external urethral sphincter the mucous membrane of the fascia part of the urethra; Lined with multi-row epithelium containing goblet cells.
อ่านเพิ่มเติม โรงเรียนวัดมะปรางงาม
นานาสาระ ท่อปัสสาวะ
โพสต์โดย : naomo
