Lab Values Flashcards
(21 cards)
What is the normal range for serum creatinine levels in adults?
0.6 to 1.2 mg/dL
True or False: Elevated blood urea nitrogen (BUN) levels can indicate kidney dysfunction.
True
Fill in the blank: The primary function of the kidneys is to filter ______ from the blood.
waste
What lab value is often used to assess kidney function and is the product of muscle metabolism?
Creatinine
Which lab test measures the concentration of nitrogen in the blood that comes from urea?
Blood Urea Nitrogen (BUN)
What does an elevated serum creatinine level typically indicate?
Reduced kidney function
Multiple Choice: Which of the following is NOT a common indicator of kidney function? A) Serum Creatinine B) BUN C) Glucose D) GFR
C) Glucose
What does GFR stand for in relation to kidney function?
Glomerular Filtration Rate
True or False: A low GFR indicates impaired kidney function.
True
What is the normal GFR range for healthy adults?
90 to 120 mL/min
Fill in the blank: A decrease in GFR is often associated with ______ kidney disease.
chronic
What is the significance of urine protein levels in assessing kidney function?
Proteinuria can indicate kidney damage.
Multiple Choice: Which of the following factors can affect creatinine levels? A) Age B) Gender C) Muscle mass D) All of the above
D) All of the above
What is the purpose of measuring electrolytes in kidney function tests?
To assess the kidneys’ ability to maintain electrolyte balance.
True or False: A creatinine clearance test is used to measure the GFR.
True
What is the purpose of measuring urine specific gravity?
To assess how the kidney is conserving and excreting water.
What is the average amount of urine an adult produces in a day?
1500 mls
What is the minimum urine output per hour?
30 mls
What is the expected range for urine specific gravity?
1.010-1.030
What should not be found in urine?
Glucose, ketones, blood, protein, bilirubin, nitrates or leukocyte esterase.
