Kidney Function and Creatinine Clearance Quiz

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Questions and Answers

What is the normal creatinine clearance range for healthy women?

  • 100 – 150 ml/min
  • 88 – 128 ml/min (correct)
  • 97 – 137 ml/min
  • 72 – 92 ml/min

What effect does muscle wasting have on creatinine clearance?

  • It decreases creatinine clearance. (correct)
  • It only affects the creatinine level in the blood.
  • It increases creatinine clearance.
  • It has no effect on creatinine clearance.

Which condition is NOT associated with a decrease in creatinine clearance?

  • Narrow kidney artery
  • Hypotension
  • Dehydration
  • Increased muscle mass (correct)

How is creatinine clearance (CrCl) calculated?

<p>[Cr ]urine X Tv / [Cr ]serum X 60 X 24 (B)</p> Signup and view all the answers

If a woman's creatinine clearance is calculated to be 50 ml/min, what does this indicate about her kidney function?

<p>It indicates potential kidney dysfunction. (D)</p> Signup and view all the answers

What percentage of the body's creatine is converted to creatinine daily?

<p>2% (C)</p> Signup and view all the answers

Which of the following is NOT a test of renal function?

<p>Plasma glucose (D)</p> Signup and view all the answers

What is the normal blood level range for creatinine?

<p>0.8 - 1.2 mg/dl (D)</p> Signup and view all the answers

Which amino acids are involved in the synthesis of creatine?

<p>Arginine, Glycine, Methionine (A)</p> Signup and view all the answers

Where is creatinine primarily produced in the body?

<p>Muscle and brain tissue (D)</p> Signup and view all the answers

What role does creatine primarily serve in the body?

<p>Recycling of ATP (D)</p> Signup and view all the answers

What happens to most of the creatinine in the bloodstream?

<p>Filtered out by the kidneys (C)</p> Signup and view all the answers

Which of the following correctly defines normal urine creatinine levels in a 24-hour collection?

<p>0.5 - 1.2 mg/dl (D)</p> Signup and view all the answers

Flashcards

Creatine

A nitrogenous organic acid that plays a crucial role in energy production, primarily in muscle and brain tissue.

Creatinine

Creatine is converted into creatinine in the body, transported through the bloodstream, and filtered by the kidneys for excretion in urine.

Creatinine

A chemical waste product generated from the breakdown of creatine in muscle metabolism. It is a good indicator of kidney function.

Creatinine Clearance

The process by which creatinine is removed from the blood and excreted in the urine.

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Normal Blood Creatinine Level

The normal range of creatinine in the blood is 0.8 to 1.2 mg/dL.

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Normal Urine Creatinine Level

The normal range of creatinine in urine is 0.5-1.2 mg/dL over a 24-hour period.

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NPN Compound

A compound that is not precipitated by protein-precipitating reagents. Creatinine is an example of a NPN compound.

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Glomerular Filtration Rate (GFR)

A measure of the kidneys' ability to filter waste products from the blood.

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Factors Increasing Creatinine Clearance

Factors that can increase creatinine clearance, indicating better kidney function.

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Factors Decreasing Creatinine Clearance

Factors that can decrease creatinine clearance, indicating poorer kidney function.

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Normal Creatinine Clearance (Women)

The normal range for creatinine clearance in healthy women.

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Normal Creatinine Clearance (Men)

The normal range for creatinine clearance in healthy men.

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Related Documents

Section 4 Creatinine-1.PDF

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