Lacunae
from class:
General Biology I
Definition
Lacunae are small cavities within the bone matrix that house osteocytes. These spaces play a critical role in maintaining bone health and structure.
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5 Must Know Facts For Your Next Test
- Lacunae contain osteocytes, which are mature bone cells.
- They are interconnected by tiny channels called canaliculi.
- Lacunae are found within the lamellae of compact bone.
- The arrangement of lacunae allows for efficient nutrient and waste exchange between osteocytes and blood vessels.
- Lacunae help maintain the strength and integrity of bones by housing cells that regulate mineral content.
Review Questions
- What type of cell is housed within a lacuna?
- How do lacunae communicate with each other within the bone matrix?
- Describe the location of lacunae in compact bone.
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