12 Questions
What is the primary function of calcium in the body?
Maintaining proper muscle and nerve function
What does the corrected calcium test measure?
Calcium adjusted for albumin concentration
Which hormone controls the amount of calcium in the blood?
Parathyroid hormone (PTH)
What does urine calcium test indicate?
Calcium excretion by the kidneys
Why is corrected calcium important in assessing calcium levels?
It accounts for abnormal albumin concentrations affecting total calcium
In what conditions can calcium be used as a diagnostic test?
Neurological disorders
Why might a doctor request a calcium test for an individual with kidney disease?
To check for low calcium levels common in those with kidney failure
Why is it important to separate serum or plasma from blood cells soon after collection?
Prolonged contact with the clot may cause artificially low calcium values
Which wavelength is used for measuring absorbance during the colorimetric determination of calcium?
575 nm
What is the expected normal blood calcium level range for adults?
8.5 - 10.2 milligrams/deciliter
Why might a doctor request a urine calcium test for an individual?
To monitor calcium excretion in individuals with kidney stones
What happens if fresh serum collected in the fasting state is not separated from blood cells promptly?
The calcium levels in the serum will be artificially elevated
Learn about the importance of calcium in the body, its functions, and the types of calcium blood tests used for measuring levels. Explore the difference between total calcium and ionized calcium.
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