Download - CHEM 2 Ch 25 Review Questions
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7/30/2019 CHEM 2 Ch 25 Review Questions
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Exam 3 25-27
Ch 25 chem quizbank
1. Which of the following newer markers ofinflammation circulates in serum bound to
LD and HDL?
a. CK-MBb. Cardiac Tnlc. Hs-CRPd. Lipoprotein-associated
phospholipase A2*
2. Which of the following is NOT a feature ofan ideal cardiac marker?
a. Absolute specificityb. Close estimation of the magnitude
of cardiac damage
c. Ability to predict future occurrenceof a cardiac disease*
d. High sensitivity3. A normal myoglobin concentration 8hr after
onset of symptoms of a suspectedmyocardial infarction will
a. Essentially rule out an acutemyocardial infarction*
b. Be interpreted with carefulconsideration of the troponin T
concentration
c. Give the same information as atotal CK-MB
d. Provide a definitive diagnosis ofacute myocardial infarction
4. A serum troponin T concentration is of mostvalue to the patient with a myocardial
infarction when
a. The CK-MB has already peakedand returned to normal
concentrations*
b. The troponin I concentration hasreturned to normal concentrations
c. The onset of symptoms is within 3-6hours of the sample being drawn
d. The myoglobin concentration Iextremely elevated
5.
A person with a confirmed blood pressure of125/87 would be classified as
a. Normalb. Prehypertension*c. Stage 1 hypertensiond. Stage 2 hypertension
6. Which of the following is the preferredbiomarker for the assessment of myocardial
necrosis?
a. CK*b. ASTc. CK-MBd. Troponin 1
7. Which of the following cardiac markers isthe most useful indicator of congestive heart
failure?
a. CK-MBb. B-natriuretic peptide*c. Troponin 1d. Glycogen phosphorylase
isoenzyme BB
8. Which of the following defects is the mostcommon type of congenital cardiovascular
disease encountered?
a. Ventricular septal defects VSD*b. Transposition of the great arteriesc. Tetralogy of the fallotd. Coarctation of the aorta
9. Which of the following analytes has thehighest specificity for the cardiac injury?
a. ASTb. Troponin1*c. CK MB mass assaysd. Total CK-MB
10. Rheumatic heart disease is a result ofinfection with which one of the following
organisms?
a. Chlamydia Pneumoniaeb. Group A streptococci*c. Staphylococcus aureusd. Psudomonas Aeruginosa