Chapter 14 quiz Fused Vertebrae Flashcards
1
Q
transverse ridge
A
where sacral vertebrae fused together
2
Q
median sacral crest
A
muscle attachment
3
Q
superior articular facets
A
- paired
- articulate with the inferior articular facets of L5
- smooth surfaces on the superior projections of the 1st sacral vertebrae
4
Q
articular surfaces
A
- paired
- ear shaped regions on the lateral surfaces
- each articulates with a coxal bone
5
Q
sacral canal
A
- passageway for the dorsal and ventral roots of spinal nerves
- formed by the vertebral foramina of the sacral vertebae
6
Q
anterior sacral foramina
A
- paired
- passageways for ventral rami of spinal nerves
7
Q
posterior sacral foramina
A
- paired
- passageways for dorsal rami of spinal nerves
8
Q
coccyx
A
commonly called the tail bone
- composed of 3-5 small coccygeal vertebre
- ligament and muscle attachment
