Beef is the third most widely consumed meat in the world, accounting for about 25% of meat production worldwide, after pork and poultry at 38% and 30% respectively.
glomerular filtration. the process by which glomerular filtrate is formed, involving the balance of pressures across the walls of the glomerular capillaries. inherent filtration. attenuation of the primary x-ray beam as a result of its passage out of the x-ray tube through the insulating medium and tube window.
Renal tubular production of ammonia. The kidney is capable of excreting acid (as ammonium chloride) and generating new bicarbonate (not just reclaiming filtered bicarbonate), when it produces ammonium from glutamine (an amino acid which is mostly absorbed from blood, with about 20% being absorbed directly from the urine filtrate).