Pelvic Anatomy Lecture Flashcards
1
Q
What are the differences between the male and female bony pelvis?
A
Male:
- Thick and heavy
- Deep greater pelvis
- Narrow and deep lesser pelvis
- Heart-shaped pelvic inlet
- Comparatively small pelvic outlet
- Narrow sub-pubic angle
- Round obturator foramen
- Large acetabulum
Female:
- Thin and light
- Shallow greater pelvis
- Wide and shallow lesser pelvis
- Oval and rounded pelvic inlet
- Comparatively large pelvic outlet
- Wide sub-pubic angle
- Oval obturator foramen
- Small acetabulum
2
Q
What is the orientation of the pelvis when standing?
A
Anterior superior iliac spine should be pointing anteriorly - pelvis at an angle of 45°
3
Q
What separates the true (lesser) pelvis and the false (greater) pelvis?
A
Pelvic inlet
4
Q
What are the obturator foramina?
A
The two foramen in the pelvic bone
5
Q
What is the pelvic floor?
A
A sheet of muscle that holds the contents of the pelvis in against the force of gravity
