White matter is primarily composed of the axons that are connected to neuronal cell bodies. It gets its white color because most of these axons are coated in a sheath called myelin. Myelin helps to speed nerve conduction, so that messages can travel faster through your brain.
âThe base salary range for NHL referees is $110,000 to $255,000 and $72,000 to $162,000 for linesmen. But no NHL official is getting paid during the lockout. Most are essentially unemployed, according to Walkom, although referee Don VanMassenhoven is selling cars and Bill McCreary is installing cabinets.â.rom www.AskMen.com. âIncidentally, while the National Hockey League's (NHL) athletes make less than their brethren in football, basketball and baseball, no other officials in any of the four major sports leagues make more than those in the NHL, where starters get a $115,000 salary.
Annual Wage. The BLS reported the median annual wage for snooker referees and umpires, referees and other sports officials in general was $22,820 in May 2010.The lowest paid 10 percent earned an annual wage of $16,310 or less, while the lowest paid 25 percent earned an annual wage of $18,180 or less.nnual Wage. The BLS reported the median annual wage for snooker referees and umpires, referees and other sports officials in general was $22,820 in May 2010.