根据化学结构和化学性质，碳水化合物是属于______一类的化合物。 A: polyhydroxyl acids and ketones B: polyhydroxyl aldehydes and ketones C: polycarboxyl aldehydes and ketones D: polycarboxyl acids and ketones

Whenever we're burning our own fat for fuel, our livers will also be taking some of this fat and converting it into ketones, and our brains will be using them for ( ) . A: metabolism B: fat C: vitamin D: energy

This weight loss product uses a human hormone in an effort to reprogram the body so it metabolizes fat reserves rather than muscle. A: HCG B: Raspberry ketones C: Green coffee bean extract D: Hoodia E: Sensa

3.Which of the following is true according to what you have learned A: If you have type-2 diabetes, your will have little or no insulin in your blood. B: The fat would be broken down and turned into ketones and other substances. C: When glucose can’t get into your cells,it accumulates in your bloodstream causing a condition called hypoglycemia. D: Glycogen is the main energy source supplied for the brain.

A 65-year-old man recently retired after many years in a job that involved exposure to aniline dyes. One month ago, he had an episode of hematuria that was not accompanied by abdominal pain. On physical examination, there are no abnormal findings. Urinalysis shows hematuria (4+) and no ketones, glucose, or protein. The result of a urine culture is negative. What is the most likely diagnosis? A: Renal clear cell carcinoma B: Glomerular disease C: Pyelonephritis D: Urothelial carcinoma