Brown adipose tissue is present in small mammals (e.g., mice) and in newborn humans. Most of it disappears in adult humans. The cells in both types of fat are called adipocytes although they differ in origin, structure, and function in the two types of tissue.
On the left hand, index finger. It's not the index finger you wear it on. Left hand, ring finger. The finger that you would wear a wedding ring on.
One rationale of wearing the wedding ring on the left finger comes from an ancient belief. The Greeks and the Romans believed there was a vein in the left âringâ finger, known as the âVena Amorisâ or the âVein of Loveâ. They believed this vein connected directly to the heart, which we all know is the symbol of love.