Sacrum and coccyx Flashcards
1
Q
What does the sacrum articulate with
A
Superior - L5
Inferior - coccyx
Laterally - ilium of pelvis
2
Q
What is easily fractures when falling on buttocks
A
coccyx
3
Q
Sacral hiatus
A
End of vertebral canal at S4
4
Q
cauda equina
A
L2 - L5 nerves
S1 - S5 nerves
Coccygeal nerve
5
Q
How do sacral nerves leave and enter the central canal?
A
Posterior sacral foramina
6
Q
Filum terminale
A
Continuation of pia mater from the conus medullaris to the first portion of the coccyx
Provides longitudinal support to the spinal cord
