What Does 'Sitting Shiva' Mean? How Jews mourn in the days immediately following a death in the family
A fidget ring is also known as a spinner ring. This ring is made up of two rings in one, an inner band with an outer (fidget) band that will spin freely in the groove of the main band.
Rating Newest Oldest. Best Answer: The muscles are made up of packages of stretchable fibre like material. Every fibre of the muscle is approximately forty millimeter in length and is made up of a number of very small strands which are known as fibrils. These fibres are extremely slender, so much so that one square centimeter of a muscle contains in it up to one million fibres. Each fibre is commanded by a nerve which makes it to contract. The number of fibres, contracting, determine the strength of muscles work. Muscle is mainly composed of muscle cells. Within the cells are myofibrils; myofibrils contain sarcomeres, which are composed of actin and myosin.