The Pelvis

Overview

The pelvis forms the transition between the trunk and lower limbs, providing support for abdominal organs and housing the reproductive and urinary systems. This section explores the skeletal framework, muscular structures and compartments of the pelvis and perineum. It establishes a foundation for understanding pelvic function, stability and clinical relevance in surgical and obstetric practice.

Key Structures

Topics cover the bony pelvis, pelvic joints and ligaments, as well as the musculature of the pelvic floor and walls. The anatomy of the bladder, rectum and reproductive organs is described alongside the associated vessels and nerves. The section provides diagrams and explanations that clarify complex spatial relationships within this confined anatomical region.

Clinical Relevance and Learning Focus

Knowledge of pelvic anatomy is critical for gynaecological, urological and colorectal practice. The content connects anatomical structures to clinical procedures such as pelvic examination, childbirth and surgical dissection, ensuring learners gain both theoretical and applied understanding of the region.

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Areas

  • The Sciatic Foramina
  • The Perineum

Bones

  • The Sacroiliac Joint
  • The Coccyx
  • +3 more

Muscles

  • The Pelvic Floor

Organs

  • The Ureters
  • The Urethra
  • +1 more

Male Reproductive System

  • The Seminal Vesicles
  • The Bulbourethral Glands
  • +5 more

Female Reproductive System

  • Ligaments of the Female Reproductive Tract
  • The Cervix
  • +5 more

Vasculature

  • Arterial Supply
  • Venous Drainage

Other

  • The Pudendal Nerve

Popular

Illustration depicting the deep muscles of the gluteal region, including the quadratus femoris, obturator internus, piriformis, and gemelli muscles.
Encyclopaedia

Gemelli Muscles

by Dr Oliver Jones

Illustration of the coracobrachialis, biceps brachii, and brachialis muscles in the anterior upper arm.
Encyclopaedia

Biceps Brachii

by Dr Oliver Jones

Illustration of the superficial muscles of the gluteal region, showing the gluteus maximus and medius partially removed.
Encyclopaedia

Gluteus Minimus

by Dr Oliver Jones