Bone canaliculi are microscopic canals between the lacunae of ossified bone. The radiating processes of the osteocytes (called filopodia) project into these canals. These cytoplasmic processes are joined together by gap junctions.
MacBook Pro Special Report: High-pitched whining noises: Eliminating. MacBook Pro Special Report: High-pitched whining noises: Eliminating. Many MacBook Pros emit one or more version of a distinct and irritating high-pitched noise. There appear to be various causes for this issue, and various associated workarounds. In most cases, the problem has to do with power draw.
Sound #2: The Squeal of a Banshee, But Under the Hood. 1  What you hear: A loud squealing noise coming from under the hood. 2  Whatâs happening: This is a classic sign of a loose or worn serpentine belt. 3  Cause for concern? Yes, because the serpentine belt powers all of your carâs major systems.