10 Questions
What is the primary function of the sacrum?
To transmit body weight to the lower limbs
Through which vertebrae does the vertebral artery pass?
C1 to 6
What is the shape of the sacrum?
wedge-shaped
What forms the sacral canal?
The vertebral foramina
What is the sacral hiatus formed by?
The failure of the laminae of the 5th and 4th sacral vertebrae to meet in the midline
What is the sacrum fused with at its upper border?
The 5th lumbar vertebra
Which bones do the sacrum articulate with laterally to form joints?
The iliac bones
What is the usual fusion state of the first coccygeal vertebra with the second vertebra?
Incompletely fused
What is the orientation of the sacrum?
Concave anteriorly
What is the articulation site of the sacrum with the coccyx?
The narrow inferior border
This quiz covers the structural components of the human skeleton, including the thoracic cage, pelvic girdle, and their connections. Learn about the roles of vertebrae, fibrocartilage, and other key elements. Test your knowledge of the human skeletal system!
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