Grays Peak and Torreys Peak - 8.35 Miles Round-Trip. Grays Peak (14,270') and Torreys Peak (14,267') are the two highest points along the Continental Divide, and considered among the most accessible fourteeners in Colorado. The summits are connected by a .8 mile long saddle, making both attainable in a day with an early start.
BUN â Blood urea nitrogen. 1  Purpose: To detect elevated waste levels in the bloodstream, which is an early sign of reduced kidney function. 2  Normal range: 7 to 20 milligrams per deciliter (mg/dl). 3  How this test is conducted: A blood sample is taken and sent for analysis.
Creatinine is an indicator of how well your kidneys are functioning. It is the byproduct of muscle and is filtered by kidneys normally. Normal levels of creatinine in the blood are approximately 0.6 to 1.2 mg/dL in adult males and 0.5 to 1.1 mg/dL in adult females.A person with only one kidney may have a normal level of about 1.8 or 1.9 mg/dL. High creatinine 4.2mg/dL indicates that her kidney has been damaged very severely.ormal levels of creatinine in the blood are approximately 0.6 to 1.2 mg/dL in adult males and 0.5 to 1.1 mg/dL in adult females.