Joints & Ligaments
The articulation between ilium and lateral sacrum
What is Sacroiliac (SI) joint
At least two fractures in the ring, commonly anterior and posterior to acetabulum, may also be single fracture and dislocation of the SI joint
What is an Unstable High-energy fracture
The 3 main muscles of the pelvis
What is the Piriformis, obturator internus, Pelvic diaphragm (levator ani, coccygeus)
The arteries that supply obturator internus
What is levator ani-iliococcygeus, levator ani-pubococcygeus, levator ani-puborectalis, coccygeus
The socket for the femoral head
Pelvic fracture that is stable: wing, avulsion, or non-dispalced fractures
What is Type A fracture
What is piriformis
The ligament that goes from anterior iliac crest to pubic tubercle
What is the inguinal ligament
Pelvic fracture resulting in a vertical shear fracture
What is Type C fracture
The insertion of obturator internus
What is the medial surface of greater trochanter of femur
The artery that supplies posterior pelvic wall
What is the lateral sacral artery (part of internal iliac posterior division)
These lumbar nerves make up the lumbosacral trunk
What is L4-L5
The ligament to run from transverse processes of L5 to iliac crest
What is the iliolumbar ligament
Fracture type: avulsion and peripheral fractures
What is low energy pelvic fracture
The muscles that laterally rotate and abduct thigh at hip joint
What is obturator internus and piriformis
Which division of the female internal iliac contains the umbilical, obturator, uterine, and vaginal arteries
What is anterior division of the female internal iliac arteries
What are the main groups of pelvic nerves
What is lumbosacral plexus, sacral splanchnics, and pelvic splanchnics
The articulation between left and right hip bones
The structures effected in an acetabular fracture
What is the head of the femur is forced through the thin acetabulum
Name the muscle that maintains defecation
What is levator ani-puborectalis
The artery to supply the male bladder
What is the inferior and superior vesical artery (anterior division of male internal iliac)
The type of innervation between sacral splanchnics vs pelvic splanchnics