Medical Technologist Test Clinical Chemistry 3

Question 1

Serum creatinine is primarily used to assess the function of which organ?

Accepted Answer

Kidney

Answer

Liver

Answer

Heart

Answer

Pancreas

Question 2

Which condition causes a true decrease in serum albumin?

Accepted Answer

Nephrotic syndrome

Answer

Dehydration

Answer

Hemolysis of specimen

Answer

Prolonged tourniquet use

Question 3

A patient with hypothyroidism would most likely show which thyroid function test pattern?

Accepted Answer

High TSH with low free T4

Answer

Low TSH with high free T4

Answer

Normal TSH with low free T4

Answer

High TSH with high free T4

Question 4

Phenylketonuria (PKU) is caused by a deficiency of which enzyme?

Accepted Answer

Phenylalanine hydroxylase

Answer

Tyrosinase

Answer

Homogentisate oxidase

Answer

Fumarylacetoacetase

Question 5

Which specimen tube should be used for serum chemistry testing?

Accepted Answer

Red or gold (SST)

Answer

Lavender (EDTA)

Answer

Light blue (citrate)

Answer

Green (heparin)

Question 6

An anion gap of 24 mEq/L in a diabetic patient with nausea suggests which diagnosis?

Accepted Answer

Diabetic ketoacidosis

Answer

Hyperglycemic hyperosmolar state

Answer

Lactic acidosis

Answer

Renal tubular acidosis