While much information can be gleaned by testing the blood itself (drawn from a vein by phlebotomy), it is sometimes necessary to examine the source of the blood cells in the bone marrow to obtain more information on hematopoiesis; this is the role of bone marrow aspiration and biopsy.
From Wikipedia, the free encyclopedia. The wheel bug (Arilus cristatus), in the family Reduviidae, is one of the largest terrestrial true bugs in North America, being up to 1.5 inches (38 mm) in length. A characteristic structure is the wheel-shaped pronotal armor.
Rotelle is a type of pasta resembling wheels with spokes. They are similar to fiori. The name derives from the Italian word for little wheels. In Italy they are also called ruote and in the US they are usually called wagon wheels. Rotelle should not be confused with rotini (corkscrew-shaped pasta).