MLT Clinical Chem - Cardiac
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| A substrate used in lipase reactions is | olive oil emulsion
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| With what disorder is an increase in LD-5 and LD-4 associated? | Acute hepatic disease
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| Aspartate aminotransferase is elevated in diseases involving the | heart muscle
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| Atherosclerosis is defined or described as | Hardening of the arteries that occurs over a period of many years due in part to the abnormal accumulation of lipids
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| Characteristics of the ideal cardiac marker include all of the following | Marker is specific for cardiac tissue versus skeletal muscle.
Marker rises soon after symptoms of cardiac ischemia occur. Marker is easy, rapid, and inexpensive to measure
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| Enzymes that catalyze the transfer of groups other than hydrogen between compounds are classified as belonging to which enzyme class | Transferases
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| In which liver disease is the DeRitis ratio (AST: ALT) usually less than or equal to 1 | acute viral hepatits
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| In which of the following diseases is measurement of brain type natriuretic peptide (BNP) most useful | congestive heart failure
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| Levels of this enzyme are useful in the diagnosis of a genetic defect, which leads to increased apnea (difficulty breathing) after surgery using succinyl choline | cholinesterase
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| Myoglobin is a good cardiac marker because it | Diffuses into the blood more quickly than CK-MB
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| Risk factors for the development of coronary heart disease include which of the following | Hypertension, abdominal obesity, low HDL-C, high serum levels of CRP, and elevated levels of homocysteine
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| Serial sampling for cardiac biomarkers is defined as | Drawing blood samples periodically, usually at prescribed time intervals over the course of the patient's stay
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| Serum lipase catalyzes | Hydrolysis of triglyceride to fatty acids and glycerol
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| The best test for pancreatitis in the presence of mumps is | A serum lipase test
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| The highest levels of alkaline phosphatase (ALP) are seen in | Obstructive liver disease
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| The most sensitive indicator of alcoholic liver disease is | GGT
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| The significance of CRP in the arterial wall is described as which of the following | It predicts the severity of atherosclerosis and is able to bind to damaged membranes and lipids
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| Which of the following are the most common cause(s) of acute pancreatitis | both Gallstones or obstructing tumor and Acute alcohol ingestion or drug use
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| Which of the following is a cause of hyperhomocysteinemia | Deficiency of one of the B complex vitamins
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| What represents the correct sequence for the rise and fall of myoglobin, CK-MB, and cTnI after an AMI | Myoglobin, CK-MB, cTnI
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| Zero order kinetics results | When all of the available sites on the enzyme are saturated with substrate
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| These items would show an increase in alkaline phosphatase (ALP) | Obstructive liver disease
Rickets
hemolytic anemia
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