Some rongeurs, such as the Casper pituitary rongeur (Photo 10), have ser-rated jaws to help remove disc and tissue. Micro-disectomy procedures require the use of a microscope, and three rongeurs are commonly used in these procedures to remove disc tissue: the micro straight pituitary rongeur (Photo 11), the Peapod pituitary rongeur (Photo 12), and the Mi-
The currency of Mali is called the West African CFA Franc.
Representative money is similar to fiat money, but it represents a claim on a commodity (which can be redeemed to a greater or lesser extent). The first use of fiat money was recorded in China around 1000 AD.