ASCP Chemistry Exam Prep Part 1
questions with correct answers for
2027
MLS/MLT ASCP BOARD EXAM HIGH-YIELD REVISION NOTES (Part 4)
Clinical Chemistry, Endocrinology & Fluid/Electrolyte Balance
Bilirubin
CORRECT ANSWER:
Yellow pigment left over after older red blood cells are removed.
Key Facts
• Produced from hemoglobin breakdown.
• Processed by the liver.
• Excreted in bile.
Increased Bilirubin Causes
• Hemolytic anemia
• Liver disease
• Bile duct obstruction
Clinical Significance
Excess bilirubin → Jaundice
Urobilinogen
CORRECT ANSWER:
Colorless by-product of bilirubin reduction
Formed In
, • Intestines by bacterial action on bilirubin.
Increased Urinary Urobilinogen
Hemolysis of red blood cells
Decreased/Absent Urobilinogen
• Biliary obstruction
Myoglobin
CORRECT ANSWER:
Oxygen storage protein found in heart and skeletal muscle
Clinical Significance
Increased in:
• Muscle injury
• Rhabdomyolysis
• Myocardial infarction
Fat-Soluble Vitamins
CORRECT ANSWER:
A, D, E, K
Memory Aid
"ADEK"
Vitamin Function
A Vision
D Calcium absorption
E Antioxidant
K Blood clotting
questions with correct answers for
2027
MLS/MLT ASCP BOARD EXAM HIGH-YIELD REVISION NOTES (Part 4)
Clinical Chemistry, Endocrinology & Fluid/Electrolyte Balance
Bilirubin
CORRECT ANSWER:
Yellow pigment left over after older red blood cells are removed.
Key Facts
• Produced from hemoglobin breakdown.
• Processed by the liver.
• Excreted in bile.
Increased Bilirubin Causes
• Hemolytic anemia
• Liver disease
• Bile duct obstruction
Clinical Significance
Excess bilirubin → Jaundice
Urobilinogen
CORRECT ANSWER:
Colorless by-product of bilirubin reduction
Formed In
, • Intestines by bacterial action on bilirubin.
Increased Urinary Urobilinogen
Hemolysis of red blood cells
Decreased/Absent Urobilinogen
• Biliary obstruction
Myoglobin
CORRECT ANSWER:
Oxygen storage protein found in heart and skeletal muscle
Clinical Significance
Increased in:
• Muscle injury
• Rhabdomyolysis
• Myocardial infarction
Fat-Soluble Vitamins
CORRECT ANSWER:
A, D, E, K
Memory Aid
"ADEK"
Vitamin Function
A Vision
D Calcium absorption
E Antioxidant
K Blood clotting