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What 3 (4) bones make up the pelvis girdle?
- 2 hip bones (ilium, ischium, pubis)
What is another name for hip bone?
What is the superior portion of the hip bone?
What are the landmarks of the ilium?
- iliac crest
- ant. sup. iliac spine (ASIS)
- ant. inf. iliac spine (AIIS)
- post. sup. iliac spine (PSIS)
- post. inf. iliac spine (PIIS)
What is the posterior inferior portion of the hip bone?
What are the landmarks of the ischium?
- ischial tuberosity
What is in the middle of the hip bone?
What are the landmarks of the pubis?
- superior ramus
- inferior ramus
- symphysis pubis
- pubic tubercle
What 3 landmarks are made up of combinations of the 3 hip bones?
- obturator foraman
- greater sciatic notch
What is the divot hole where the femur goes into?
What is the true hole that nerves and blood vessels run through?
bodies of rami of pubis, ischium
What is below the PIIS for attachment of the sciatic nerve and piriformis muscle?
greater sciatic notch
What is the lumbosacral angle?
sacrum meets with L5 and is tilted
The pelvis consists of what 3 joints?
- lumbosacral jt
- sacrococcygeal jt
- sacroiliac jt
What pelvic jt. is separated by an intervertebral disc at L5 and S1?
What pelvic jt. has some minimal mvmt and is located where the coccyx meets the sacrum?
What joint is where the ilium and sacrum meet, is a nonaxial synovial jt., designed for stability, and transmits weight from upper body through vertebral column to the hip bones?
What ligament is broad, flat and covers the ant. surface of the sacrum?
holda the ant portion of the jt together
Where is the sacrospinous ligament located, and what does it help to create?
post. lower lat. sacrum and coccyz to the spine of the ischium
helps create a foramen out of the greater sciatic notch for the sciatic nerve to go through
What happens when the ASIS moves ant. to the pubic sympysis?
ant. pelvic tilt..lordosis
lumbar hyperextension and hip flexion
What happpens when the ASIS moves posterior to the pubic symphysis?
post. pelvic tilt..kyphosis
lumbar hip flexion and hip extention
What is sacral flexion?
What is sacral extension?