Spermatic cord
Yellow & red bone marrow
缝匠肌
iliopsorse
coccyx
coccygeus
Obturator internus
Superior ramus of pubis
Rectus femoris
pectineus
Femoral a.,v. and n.
Tensor fasciae latae
Greater trochanter
Neck of femur
Gemellus superior Ischial spine
Levator ani
Pubic symphysis
Spermatic cord
pectineus
Obturater internus
(4)骶骨 岬
岬 横线
骶前孔
骶后孔 骶管
骶前孔
尾骨 上关节突 骶管 耳状面 骶后孔
骶角
骶管裂孔
(5)尾骨 由3~4块退化的尾椎长合而成。 上接骶骨,下端游离为尾骨尖。
骶角
骶管裂孔 尾骨
The lumbar plexus is composed of the first three lumbar nerves, a part of the last thoracic nerve and the fourth lumbar nerve.behind the psaos major . 股神经L2-4
1.粘膜腺 2.粘膜下腺 3.外腺(固有前列腺) 4.尿道 5.精阜
内外腺分区法
内腺(尿道周围腺): 较小25% , 粘膜下腺和粘膜腺,中胚层 外腺(固有前列腺): 较厚 75% 外周部分,内胚层 简单实用,仍沿用 过于简单