Osteocytes are embedded in a dense matrix of hydroxyapatite.Which of the following describes how osteocytes receive nutrients?
A)by osmosis from neighboring osteocytes.
B)by diffusion from neighboring osteoblasts cells traveling through lamellae.
C)by diffusion from nutrients released from vessels in the central canal that travel through canaliculi.
D)by diffusion from nutrients released from vessels in the central canal that travel through perforating canals.
E)by diffusion directly from nutrients stored in the periosteum.

Question

Quizplus · Accepted Answer

Osteocytes are located in lacunae within the dense matrix of hydroxyapatite. Their nutrient supply comes from vessels located in the central canal, which release nutrients that diffuse through canaliculi to reach the osteocytes.

Osteocytes Are Embedded in a Dense Matrix of Hydroxyapatite