Concepts Of Clinical Biochemistry! Trivia Quiz
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Clinical Biochemistry is the division of laboratory medicine that deals with the measurement of both natural and unnatural chemicals in blood, urine and other several body fluids. These test results are very useful for diagnosing health problems, determining prognosis and properly guiding the therapy of a patient. This short quiz is to test your knowledge regarding this aspect of medical importance.
- 1.Free radicals contain one or more paired electrons in the bonding orbital. Is the above statement true?
- A.
Absolutely
- B.
No, it isn't
- C.
It varies
- D.
Somehow
- 2.Commonly, oxygen accepts how many electrons?
- A.
4
- B.
5
- C.
3
- D.
7
- 3.Which of the following is the most important source of free radicals?
- A.
Neutrophils
- B.
Monocytes-macrophages
- C.
Mitochondrial respiratory chain
- D.
Xenobiotic detoxification
- 4.Nitric oxide is generated from which of the following?
- A.
L-arginine
- B.
NO synthase
- C.
Neurons
- D.
Endothelium
- 5.Which of the following refers to substances working against the generation and effect of free radicals?
- A.
Antioxidants
- B.
Enzymes
- C.
Substrates
- D.
Carotenoids
- 6.Which of the following isn't an example of hydrophilic?
- A.
Thiols
- B.
Uric acid
- C.
Ferritin
- D.
Selenium
- 7.Which of the following doesn't refer to the effect of oxidative stress on the structure of biologically important compounds?
- A.
Fragmentation
- B.
Cross-linking
- C.
Aggregation
- D.
Hydrophobicity
- 8.In lipids, which of the following are most prone to radical reactions?
- A.
Waxes
- B.
Vitamins
- C.
Hormones
- D.
Fatty acids
- 9.
- A.
Respiratory burst of phagocytes
- B.
Steroid hydroxylation
- C.
Xenobiotic metabolism
- D.
Intracellular signalling
- 10.
- A.
Yes, it is
- B.
No, it isn't
- C.
It's rare
- D.
It's partially true
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