The Bony Pelvis Flashcards
What are the component parts of the superior pelvic aperture/pelvic inlet/pelvic brim?
Sacral promontory
Ala of the sacrum
Arcuate line of ileum
Pecten pubis
Pubic tubercle
Pubic crest
Pubic symphysis
What are the component parts of the inferior pelvic aperture/pelvic outlet?
Inferior margin of pubic symphysis
Inferior rami of pubis
Sacrotuberous ligaments
Tip of coccyx
How does the greater pelvis differ in females and males?
Females- shallow
Males- deep
How does the lesser pelvis differ in females and males?
Females- Wide and shallow
Males- Narrow and deep
How does the pelvic inlet differ in females and males?
Females- oval/rounded
Males- heart-shaped
How does the pelvic outlet differ in females and males?
Females- Larger
Males- Smaller
How does the subpubic angle differ in females and males?
Females- Obtuse
Males- Acute
How does the obturator foramen differ in females and males?
Females- Oval
Males- Round
How does the acetabulum differ in females and males?
Females- Small
Males- Large
What type of joint is the sacroiliac joint?
Anteriorly- synovial plane
Posteriorly- Syndesmosis
What type of joint is the pubic symphysis?
Secondary cartilaginous- symphysis