[8] Pelvis Flashcards
What kind of a joint is the Sacroiliac Joint?
Synovial
Little movement
Is the pubic symphysis bone or cartilage?
Cartilage
Sacrotuberous Ligament derives from?
Long Head of Biceps Femoris
[False Pelvis]
Posterior Boundary
5th Lumbar Vertebra
Sacral Pomontory
[False Pelvis]
Anterior Boundary
AAW
[True Pelvis]
Contents
Urinary Bladder
Reproductive Organs
Rectum
[True Pelvis]
Is the wall made of bone or ligament?
Both
[True Pelvis]
Anterior Boundary
Pelvic Inlet
[False Pelvis]
Inferior Boundary
Pelvic Diaphragm
[False Pelvis]
Posterior Boundary
Sacrum
[False Pelvis]
Anterior Boundary
Obturator Foramina
Pubic Bone
Ischial Bone
Basic Function: Pelvis
Locomotor
Transmission of Weight
Standing
Pathway of Transmission of Weight
L5 -> Sacrum -> Ilium
What do we sit on when we’re sitting
Ischiac Tuberosity
Composition of the Posterior Arch
Upper 3 Sacral Vertebrae
2 strong pillars of bones passing from sacroiliac joints to the acetabular fossae
Is the anterior/posterior arch weaker?
Anterior Arch
Composition of Anterior Arch
Pubic bones and their superior rami
Public angle of females?
Males?
F: 90-100
M: 70-75
[Pelvic Outlet Boundary]
Anterior
Pubic Symphysis
[Pelvic Outlet Boundary]
Posterior
Tip of Sacrum/Coccyx
[Pelvic Outlet Boundary]
Lateral
Ischial Tuberosity
[Pelvic Outlet Boundary]
Antero-Lateral
Pubic Arch
[Pelvic Outlet Boundary]
Postero-Lateral
Sacrotuberous Ligament
Function: Obturator Internus
Lateral Rotator/Abductor of Thigh