Anatomy study note · Pelvis

Pubic symphysis

A cartilaginous joint between the bodies of the two pubic bones.

Key points

• Secondary cartilaginous joint with an interpubic disc.
• Almost immobile; softens in pregnancy.
• Bladder directly behind.
• Joint: from mesenchyme between bone ends.
• Synovial cavity forms in the middle layer.
• Pubic symphysis: fibrocartilage.
• Fibrocartilage: type I collagen, no perichondrium.

The full note in the atlas also covers

Features · Action · Histology · Development · Clinical notes

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Written from

• Snell’s Clinical Anatomy by Regions, 10th ed., ch. 8, PDF pp. 1029–1030
• Inderbir Singh’s Human Embryology, ch. 10, PDF p. 144
• BRS Cell Biology & Histology, 7th ed., ch. 7, PDF pp. 117, 120

More from the pelvis

• Rectum
• Sacral plexus
• Sacrococcygeal joint
• Sacroiliac joint
• Sacrotuberous and sacrospinous ligaments
• Sacrum
• Seminal vesicle
• Sigmoid colon
• Urinary bladder
• Uterine artery
• Uterine tube
• Uterus

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