There is no definitive answer to this question. The first problem is that the number of bones in a body changes. A fetus has about 300 bones, but by the time of birth, many of them have fused together. The average adult human has 206 bones. Also, what constitutes a joint is problematic.
Pallet Racking - Narrow Aisle. Narrow Aisle pallet racking is the space-saving option if floor space is limited: maximum storage capacity, fast accessability to every pallet and quick order-picking straight from the racking. The main advantage of narrow-aisle pallet racking is the combination of fast order-picking and the best possible use of space.
In architecture, an aisle is more specifically the wing of a house, or a lateral division of a large building. The earliest examples of aisles date back to the Roman times and can be found in the Basilica Ulpia (basilica of Trajan), which had double aisles on either side of its central area.