Question

spongy bone tissue:
a is the primary component of compact bone
b is very dense
c has many spaces and lacks osteocytes
d contains concentric lamellae
e contains interconnecting plates called trabeculae

Explanation:

• Option A: Compact bone and spongy bone are distinct types. Spongy bone is not the primary component of compact bone.
• Option B: Spongy bone is not very dense. Compact bone is dense.
• Option C: Spongy bone has spaces but does contain osteocytes.
• Option D: Concentric lamellae are found in compact bone (in osteons), not in spongy bone.
• Option E: Spongy bone contains interconnecting plates called trabeculae.

Answer:

E. contains interconnecting plates called trabeculae