ASCP Clinical Chemistry Practice Test

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• Which hormone regulates sodium levels in the body?
• Which combination of enzymes is typically elevated during skeletal muscle injury?
• Which test assesses the risk of coronary artery disease (CAD)?
• What is the primary marker for assessing myocardial damage during an AMI?
• Which condition is characterized by decreased CO2 levels in the blood?
• How many serum proteins are typically observed in electrophoresis?
• What physiological process does oxytocin primarily regulate during childbirth?
• In respiratory alkalosis, what is the expected value of PCO2?
• What method is used to measure total protein levels in a sample?
• What condition is associated with increased magnesium (Mg2+) levels?
• Cystinuria is primarily characterized by what condition?
• In which condition would TSH levels likely be increased?
• What does lipase specifically break down?
• What happens to albumin levels when a person is dehydrated?
• What condition results in increased uric acid levels?
• What are catecholamines?
• When are cortisol levels typically highest in a 24-hour period?
• What factor can cause potassium (K+) levels to increase?
• Which method is used to measure total bilirubin?
• Which is the major estrogen produced by the ovaries?
• What is defined as a monoclonal gammopathy?
• In metabolic alkalosis, which compensation mechanism is used?
• What is the role of FSH in the body?
• What is the primary function of adrenocorticotropic hormone (ACTH)?
• What hormone is produced in the beta cells of the islets of Langerhans and decreases plasma glucose levels?
• Which test is commonly used to indicate heart failure?
• Does a bilirubin sample need to be protected from light?
• Which hormone is primarily responsible for lowering blood glucose levels?
• How is carbon monoxide typically tested in clinical settings?
• What is the primary use of creatine kinase (CK) testing?
• When is thin-layer chromatography primarily used?
• Which enzyme is considered a marker for cardiac muscle damage in acute myocardial infarction (AMI)?
• What causes damage to the liver and kidneys due to a deficiency in enzyme function?
• What fasting plasma glucose level is classified as positive for diabetes mellitus?
• Which serum protein has the largest fraction and moves the fastest in electrophoresis?
• Which enzyme remains elevated longer in pancreatic disease compared to amylase?
• What calculation is used to determine the percentage saturation of transferrin?
• What is the typical relationship of pH and HCO3 in metabolic acidosis?
• Is unconjugated bilirubin normally present in urine?
• When is transferrin usually increased?
• When is alanine aminotransferase (ALT) predominantly increased?
• What does the Biuret method rely on to detect total protein levels?
• Which components are involved in fluorometry?
• What condition is characterized by an increase in growth hormone leading to excessive growth?
• Gamma-glutamyl transferase (GGT) is primarily used to monitor what condition?
• Which analytes' values can be affected by delay in processing serum or plasma samples?
• Which test is used to screen for cystic fibrosis?
• Which of the following is a primary function of BNP?
• What are triglycerides primarily used for in the body?
• What is one of the effects of glucagon on the liver?
• What is the primary function of glucose in the body?
• Which method is considered most accurate for measuring glucose levels?
• Amylase is primarily involved in which process?
• What is the primary function of sodium (Na+) in the body?
• What is the primary change observed in pH during respiratory acidosis?
• What is the correct order of components in a spectrophotometry system?
• Which lipid abnormalities are commonly seen with metabolic syndrome?
• What occurs to the PCO2 levels during hyperventilation?
• Which enzyme is a definitive measure for skeletal muscle disorders?
• Which hormone regulates the maturation of follicles and the production of sex hormones?
• Which type of bilirubin is bound to protein (albumin)?
• What is the primary role of prolactin in the human body?
• Which acid-base disturbance is characterized primarily by decreased pH and normal PCO2?
• What is the general impact of increased epinephrine levels on glucose?
• Which hormone is produced by the alpha cells of the islets of Langerhans and increases plasma glucose levels?
• Which of the following enzymes is primarily used to assess biliary disorders?
• Which condition is characterized by increased cortisol levels?
• What type of analyte is expected to have altered values due to stress?
• What is the normal Na+/K+ ratio in the body?
• Which of the following describes the values for respiratory alkalosis?
• What is the recommended level of HDL cholesterol for optimal health?
• What proteins typically spike on electrophoresis during acute inflammation?
• What is the preferred time for collecting a blood sample for iron testing due to diurnal variation?
• Which enzyme is primarily affected in biliary tract obstruction?
• Phosphorus primarily exists in the body as what type of anion?
• In evaluating bone disorders, which enzyme is primarily measured?
• Is unconjugated bilirubin water-soluble or fat-soluble?
• Creatinine is a waste product of which metabolic process?
• What type of cancer is AFP a marker for?
• What is the main role of chloride (Cl-) in the body?
• What is the target level of LDL cholesterol for reducing coronary artery disease risk?
• What is the primary role of aldosterone in the body?
• What is the primary use of high-performance liquid chromatography (HPLC)?
• Recurrence of what issue is a significant result of cystinuria?
• When is gas chromatography most commonly used?
• What pH is typical for the barbital buffer used in protein electrophoresis?
• Which of the following is NOT a risk factor for metabolic syndrome?
• Which of the following bilirubin forms is typically the result of liver dysfunction?
• Which of the following markers indicates higher insulin resistance in metabolic syndrome?
• Which of the following is a potential cause of elevated unconjugated bilirubin?
• Which plasma protein is the most abundant in the human body?
• How does stress typically affect chemistry values in the body?
• What does diurnal variation refer to in clinical chemistry?
• What is the recommended fasting range for triglyceride levels?
• Which enzyme is commonly elevated in both cardiac and skeletal muscle disorders?
• What condition is likely to result from increased aldosterone levels?
• What effect does thyroxine have on glucose levels?
• What does an increase in albumin levels typically indicate in serum protein electrophoresis?
• What effect does increased PTH have on calcium and phosphate levels?
• When does FSH experience a sharp increase?
• Antigen 19-9 is a marker for which type of cancer?
• What is the typical serum protein electrophoresis pattern in nephrotic syndrome?
• Where do Bence Jones proteins migrate to during urine electrophoresis?
• What does an increase in C-reactive protein indicate?
• What is the primary role of potassium (K+) in the body?
• Which of the following describes Type 2 diabetes mellitus?
• In which direction do serum proteins migrate during electrophoresis?
• What happens to BUN levels during kidney disease?
• What is the primary role of calcium (Ca2+) in the human body?
• What is the most common stain used in protein electrophoresis?
• What is the method of analyzing pesticides in the body?
• What are lactate levels in the blood indicative of?
• What combination of enzymes is commonly elevated in cases of acute pancreatitis?
• What is the primary function of growth hormone in the body?
• Under what condition would glucose levels decrease in a sample?
• Which enzyme remains elevated for up to 10 days following an acute myocardial infarction?
• What stimulates the release of antidiuretic hormone (ADH)?
• Biliary obstruction leads to an increase in which type of bilirubin?
• Which condition is associated with an increased level of aspartate aminotransferase (AST)?
• ACTH is typically increased in which disease?
• Thyroid stimulating hormone (TSH) regulates the production of which hormones?
• What is the normal range for Total Iron Binding Capacity (TIBC)?
• What is the sequence of enzyme elevation following acute myocardial infarction from earliest to latest?
• Which enzyme is sensitive to liver obstruction?
• Which enzyme is considered the most sensitive for skeletal muscle disease?
• What condition is associated with increased amylase levels?
• In which condition is cortisol typically decreased?
• Which condition is characterized by a "mousy" odor in urine?
• Deficiency of glucose-6-phosphate dehydrogenase (G6PD) can lead to which condition?
• Which enzyme is more specific for liver disease than AST?
• What condition is associated with the buildup of methionine and homocysteine in plasma?
• What is the primary function of parathyroid hormone (PTH)?
• Which enzyme is primarily associated with liver function testing?
• Which of the following primarily regulates HCO3 levels in the body?
• What is the source of Blood Urea Nitrogen (BUN)?
• What is acid phosphatase (ACP) primarily used for?
• What disease is associated with a disorder of tyrosine catabolism?
• What is a common characteristic of metabolic syndrome?
• Homocystinuria results from a deficiency of which amino acid's metabolism?
• Which electrolyte mainly contributes to plasma osmolality?
• When is alkaline phosphatase (ALP) typically increased?
• What is the primary reason for the need to separate serum or plasma promptly when testing phosphorus levels?
• What symptom is associated with Maple syrup urine disease (MSUD)?
• Which analytes are typically increased in the morning due to diurnal variation?
• Is cholesterol a risk factor for coronary artery disease (CAD) on its own?
• What is the common compensatory response for respiratory acidosis?
• Which hormone activates glycogenolysis and gluconeogenesis?
• What compensation mechanism occurs during metabolic acidosis?
• What condition is associated with increased levels of CO2?
• Which method is commonly used to determine creatinine levels?
• Where is albumin synthesized in the body?
• What does lactate dehydrogenase (LD) catalyze?
• Which enzyme is used to assess hepatocellular disorder?
• The buildup of which amino acids is associated with Maple syrup urine disease?
• Cortisol is primarily regulated by which hormone?
• In cases of acute myocardial infarction, which enzyme is elevated within the first few hours?
• During which condition would you expect a sharp increase in alpha-1 globulin levels?
• What role does cortisol play in the body?
• What condition can lead to increased levels of both serum iron and % saturation?
• Which hormone is NOT involved in the regulation of calcium levels?
• What enzyme should be absent or not elevated within 8 hours of chest pain to rule out acute myocardial infarction?
• What deficiency causes phenylketonuria?
• What is metabolic syndrome?
• How is LDL cholesterol primarily determined?
• What are the primary serum proteins identified in electrophoresis?
• Which analyte measurement commonly utilizes diluted urine?
• Ferritin is primarily associated with which of the following functions?
• Which acid-base imbalance is characterized by increased HCO3 levels?
• Which test reflects long-term blood glucose control?
• What pattern is typically observed in electrophoresis for cirrhosis?
• Which protein pattern would typically represent chronic liver disease?
• What condition is indicated by increased ammonia levels?
• Carcinoembryonic antigen (CEA) is primarily a marker for which kind of cancer?
• Which cancer is associated with the antigens 15-3 and 27.29?
• Which of the following sets of values indicates respiratory acidosis?
• What is the primary outcome of alkaptonuria?
• What is the effect of diurnal variation on analytical data?
• Transferrin is best described as what?
• What is a significant effect on calcium levels in the body?
• How would you describe the pattern of serum proteins in nephrotic syndrome?
• Where is ammonia primarily produced in the body?
• What is the overall effect of cortisol and epinephrine on glucose levels?
• Which proteins are associated with spikes during an electrophoresis test in chronic infection?
• What can result in low potassium (K+) levels?
• Which element is known to be affected by delays in serum sample processing?
• Which hormones are considered catecholamines?
• For metabolic alkalosis, what is the expected change in HCO3 levels?