Bio-Chemistry MCQs

Bio-Chemistry MCQs

Bio-Chemistry MCQs, Multiple Choice Questions and Answers for Competitive Exams. This hematology quiz is designed to check how well you understand the basics.

Q No. 1: Low Blood Pressure causes the secretion of the renin enzyme by the —–?

(a) Heart
(b) Liver
(c) Spleen
(d) kidney ✓

Q No. 2: Homocystine is an found in blood—-?

(a) Vitamin
(b) Lipid
(C) Amino Acid ✓
(d) Carbohydrate

Q No. 3: What must a Patient do for the renin assay test?

(a) Relax for 2 hours before the first blood sample is taken
(b) Sit right when blood samples are taken
(c)) Ambulate for 2 hours after the first blood sample taken
(d) All of the above ✓

Q No. 4: Before the homocysteine test, the Patient Should?

(a) Avoid eating and drinking except for water 12 hours before the test is administered ✓
(b) Walk to blocks before the test is administered
(C) Avoid walking
(d) Avoid driving

Q No. 5: What hormone increases when the heart works harder for Long Periods?

(a) Creatinine
(b) Phosphokinase
(c) Brain natriuretic peptide (BNP) ✓
(d) None of the above

Q No. 6: How long does it take for the troponin level to raise after a myocardial infarction?

(a) 6 Days
(b) 6 Hours
(c) Troponin levels decrease in 6 hours ✓
(d) 2 hours

Q No. 7: What can negatively affect the hormones BNP test?

(a) The Patient has kidney dialysis
(b) The patient is taking Edhinacea
(c) The Patient is dianetics
(d) All of the above ✓

Q No. 8: Why would a recent surgery hurt cardiac studies?

(a) The Patient be NPO / Noting by mouth) when blood sample for the cardiac enzyme studies is taken from the patient
(b) Surgery Places stress on the cardiac muscle
(c) Surgery weakens the Patient’s immune system
(d) Singery disrupts muscle, resulting in the release of enzymes contained in muscle, therefore these enzymes will be reported as a high level, however, the cause is not a myocardial infarction ✓

Q No. 9: The cells of heart muscles and other tissues Contain the enzyme—–?

(a) AldoLase
(b) Amylase
(c) Creatinine phosphokinase ✓
(d) Gama Glutamyl Transferase

Q No. 10: What amino acid in blood indicates a risk for myocardial infarction if its level increases in blood?

(a) Homocysteine ✓
(b) Cysteine
(c) Polycystine
(d) None of the above

Q No. 11: What can cause mist misleading results of cardiac enzyme studies?

(a) The Patient has Reye syndrome
(b) The Patient recently received an intramuscular (IM) injection
(c) The Patient has undergone strenuous exercise before the test
(d) All of the above ✓

Q No. 12: What are the enzymes mostly found in Cardiac muscle?

(a) CK and Creatine Phosphokinase
(b) CKMB and Creatine phosphokinase
(c) Troponin and CPK-MB ✓
(d) CPK and Creatine phosphokinase