The _______ is a single bone composed of five fused vertebrae.
A) cervical
B) sacrum
C) lumbar
D) spinal column
Correct Answer:
Verified
Q11: Bones are held together at joints by
Q12: Certain cranial bones contain _, air-filled spaces
Q13: The ulna is located within the _.
A)
Q14: Each muscle is surrounded by a covering
Q15: _ found within some bones produce(s) blood
Q17: Joints are classified into three main groups:
Q18: _ contain(s) spongy bone.
A) Haversian canals
B) Epiphyses
C)
Q19: Muscle fibers are arranged in bundles known
Q20: Fluid-filled sacs called _ are located between
Q21: Muscle contraction occurs when actin and _
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