Appendicular Skeleton II Flashcards
What is the physiology pelvic girdle?
Encloses and protects the viscera of the pelvic cavity:
The lower intestine/colon, bladder, reproductive organs
Provides a strong, stable support for the lower extremities
What is the anatomy of the pelvic girdle?
Is made form 2 coxal bones or “hip bones”
What three bones form a coxal bone?
Ilium, ischium, and the pubis
Where do the coxa attach anteriorly?
At the pubic symphysis (fibrocartilage)
Where do the coxa attach posteriorly?
To the sacrum
What is the name of the joint between the sacrum and the pelvic girdle?
The sacroiliac joint
What is the ilium?
Largest of the three hip bones, most superior
Name the parts of the ilium
Sacroiliac joint, iliac fossa, iliac crest, anterior superior iliac spine, anterior inferior iliac spine, posterior superior iliac spine, posterior inferior iliac spine, greater sciatic notch
What is the physiology of the sacroiliac joint?
Receives the weight of the upper body
What is the iliac fossa?
The anterior fossa of the hip
What is the anatomy of the iliac crest?
Top of ilium, goes from the anterior superior iliac spine to the posterior superior iliac spine
Where is the anterior superior iliac spine?
You can feel it anteriorly and superiorly on the iliac crest
Where is the anterior inferior iliac spine?
Can’t palpate it. Below anterior superior iliac spine
Where is the posterior superior iliac spine?
Forms dimples on the lower back
Where is the posterior inferior iliac spine?
Can’t palpate it. Below posterior superior iliac spine
