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Pelvis

Topics
Pelvis

This section provides an overview of the pelvic bones and their anatomical landmarks, as well as the joints of the pelvis. The chapter includes information about the pelvic inlet and its diameters, true and false pelvis, as well as the pelvic outlet and its measurements.
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  • Pelvis (overview)
  • Bones of the pelvis
  • Ilium
  • Ischium
  • Pubic bone
  • Pelvic inlet
  • False pelvis
  • True pelvis
  • Pelvic inlet diameters
  • Pelvic outlet diameters
Ligaments of the pelvis

In this study, learn about ligaments strengthening the pelvic girdle, their origin, insertion, and function.
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  • Ligaments of the pelvis (overview)
  • Inguinal ligament
  • Vertebro-pelvic ligaments
  • Sacrospinous ligament
  • Sacrotuberous ligament
  • Iliolumbar ligament
  • Long ligaments of the vertebral column
  • Anterior longitudinal ligament
  • Supraspinous ligament
  • Ligaments of the sacroiliac joint
  • Ligaments of the pubic symphysis
  • Ligaments of the sacrococcygeal symphysis
  • Anterior and lateral sacrococcygeal ligaments
  • Posterior sacrococcygeal ligaments
Arteries of the female pelvis

This study unit introduces the topography and main branches of the major arteries in the female pelvis.
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  • Common iliac artery
  • External iliac artery
  • Deep circumflex iliac artery
  • Internal iliac artery
  • Iliolumbar artery
  • Lateral sacral arteries
  • Superior gluteal artery
  • Umbilical and superior vesical arteries
  • Obturator artery
  • Uterine artery
  • Inferior vesical artery
  • Middle rectal artery
  • Internal pudendal artery
  • Inferior gluteal artery
Arteries of the male pelvis

In this chapter, we take a look at the topography and main branches of the arteries found within the male pelvis.
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  • Common iliac artery
  • External iliac artery
  • Deep circumflex iliac artery
  • Internal iliac artery
  • Iliolumbar artery
  • Lateral sacral arteries
  • Superior gluteal artery
  • Umbilical and superior vesical arteries
  • Artery to the ductus deferens
  • Obturator artery
  • Inferior vesical artery
  • Middle rectal artery
  • Inferior gluteal artery
  • Internal pudendal artery
Veins of the pelvis

In this study unit, learn about the anatomy of the major veins providing venous drainage from the walls of the pelvis and pelvic viscera.
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  • Veins of the pelvis (overview)
  • Common iliac vein
  • External iliac vein
  • Internal iliac vein
  • Deep iliac circumflex vein
Innervation of the male pelvis

This chapter provides information about the lumbar plexus and sacral plexus, which both participate in innervating the pelvis, their topography and main branches in regard to the male pelvis.
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  • Lumbar plexus
  • Iliohypogastric nerve
  • Ilioinguinal nerve
  • Genitofemoral nerve
  • Sacral plexus
  • Sciatic nerve
  • Superior gluteal nerve
  • Inferior gluteal nerve
  • Pudendal nerve
  • Perineal nerve
  • Inferior rectal nerve
  • Dorsal nerve of the penis
Pelvic floor and perineum (female)

In this section, learn about the pelvic floor muscles of the female body, as well as the muscles that form the perineal body - a structure that strengthens the pelvic floor. This article also looks at two important areas of the perineum known as the urogenital triangle and anal triangle.
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  • Pelvic floor
  • Pelvic floor components
  • Levator ani muscles
  • Puborectalis (of the levator ani)
  • Pubococcygeus (of the levator ani)
  • Iliococcygeus (of the levator ani)
  • Obturator fascia
  • Coccygeus muscle
  • Muscles of the perineal body
  • Anal sphincters
  • Superficial transverse perineal muscle
  • Deep transverse perineal muscle
  • Bulbospongiosus muscle
  • Ischiocavernosus muscle
  • Urogenital triangle and anal triangle
  • Perineal membrane