Answers to Review Questions on Lipids, Carbohydrates and Proteins

ANSWERS: 

1.      _______________PHOSPHOLIPID___________ The lipid that acts as a lung surfactant.

2.      ______________GLUCOSE__________________ The most predominant monosaccharide.

3.      _______________FATTY ACIDS__________ The simplest form of lipids.

4.      ______________GLYCOGEN_________________ The storage form of glucose.

5.      ______TRIGLYCERIDE___________________ The storage form of lipids.

6.      _____INSUFFICICENCY OF INSULIN_______ The major cause of diabetes mellitus.

7.      _____________________8  to 12 HOURS_______ The standard fasting hours for FBS.

8.      ________FASTING BLOOD SUGAR__________ Transcribe FBS.

9.      _______________6 to 7%___________________ The percentage that glucose is destroyed per hour at room temperature.

10.  _____________HEXOKINASE______________ The reference method for glucose.

11.  ___________SODIUM FLUORIDE_________ The ideal anticoagulant for glucose.

12.  ____BUILDING BLOCKS OF THE BODY_______   Name one function of proteins.

13.  ____________12 to 14 HOURS____ _________________ Ideal fasting hours for TAG.

14.  ___________TRIACYLGLYCEROL or TRIGLYCERIDE_  Transcribe TAG.

15.  __________SERUM_______________________________ Ideal sample for glucose.

Bonus: _____CYCLOPENTANOPERHYDROPHENANTHRENE  Name the basic nucleus of cholesterol.

Review Questions on Carbohydrates, Lipids and Proteins

CLINICAL CHEMISTRY Review Questions Lipids, CHO, CHON

1.      _________________________________________ The lipid that acts as a lung surfactant.

2.      _________________________________________ The most predominant monosaccharide.

3.      _________________________________________ The simplest form of lipids.

4.      _________________________________________ The storage form of glucose.

5.      _________________________________________ The storage form of lipids.

6.      _________________________________________ The major cause of diabetes mellitus.

7.      _________________________________________ The standard fasting hours for FBS.

8.      _________________________________________ Transcribe FBS.

9.      _________________________________________ The percentage that glucose is destroyed per hour at room temperature.

10.  _________________________________________ The reference method for glucose.

11.  _________________________________________ The ideal anticoagulant for glucose.

12.  _________________________________________ Name one function of proteins.

13.  _________________________________________ Ideal fasting hours for TAG.

14.  _________________________________________ Transcribe TAG.

15.  _________________________________________ Ideal fasting hours for protein.

16-20. Draw the different layers in plasma and serum preparation after centrifugation.

21.25. Discuss how insulin and glucagon maintain normal blood glucose levels.

Bonus: _________________________________________ Name the basic nucleus of cholesterol.

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Answers to Review Questions on Lab Instrumentation

NASWERS TO Matching Type (Match column A with column B)

(Column A) 


1. Reflectance spectrophotometry - I

2. Absorbance or transmittance - G

3. Emitted light - C

4. Electromagnetic radiation at ground state - N

5. Stationary and mobile phase - B

6. Freezing point depression - A

7. Reaction of antigen –antibody - J

8. Longer wavelength - D

9. C1V1 = C2V2 - H

10. Rotor - K


 (Column B)


A. OSMOMETRY

B. CHROMATOGRAPHY

C. FLAME PHOTOMETRY

D. FLUOROMETRY

E. GRAVIMETRY

F. TITRIMETRY

G. SPECTROPHOTOMETRY

H. VOLUMETRY

I. DRY SLIDE TECHNOLOGY

J. IMMUNOASSAY

K. CENTRIFUGAL ANALYSIS

L. DUPONT ACA

M. SEQUENTIAL ANALYSIS

N. NIL



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Sample Review Questions on Laboratory Instrumentation

Matching Type (Match column B with column A 

(Column A) 


1. Reflectance spectrophotometry

2. Absorbance or transmittance

3. Emitted light

4. Electromagnetic radiation at ground state

5. Stationary and mobile phase

6. Freezing point depression

7. Reaction of antigen –antibody

8. Longer wavelength

9. C1V1 = C2V2

10. rotor


 (Column B)


A. OSMOMETRY

B. CHROMATOGRAPHY

C. FLAME PHOTOMETRY

D. FLUOROMETRY

E. GRAVIMETRY

F. TITRIMETRY

G. SPECTROPHOTOMETRY

H. VOLUMETRY

I. DRY SLIDE TECHNOLOGY

J. IMMUNOASSAY

K. CENTRIFUGAL ANALYSIS

L. DUPONT ACA

M. SEQUENTIAL ANALYSIS

N. NIL



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Answers to Normality, Molarity Sample Review Problems

1. What is the Normality of a 1.2 M H2SO4 solution given the molecular weights?( H=1, S=32, O-16)

    a. 1.2 N                   b. 0.6N                        c. 10.4 N                  d. 2.4 N              e. NIL

2. How many grams of NaCl is used to prepare 500 ml of a 0.5 N solution of NaCl? (Na-23, Cl-35.5)

    a. 14.63  g               b. 56.5 g                      c. 40 g             d. 13.8 g          e. NIL

3. What is the Molarity of a 3 .5 N solution of NaCl?

a.       2.50 mol/l                   c. 1.5 mol/l                   e. NIL

b.      3.5 mol/l                      d. 4.5  mol/l

4. The molecular weight of  H3 PO4 is:

a. 98                            c. 98                            e. NIL

b. 48                            d. 98.1

5. How many grams of  NaCl are required to make 2,000 ml. of  0.2 M  solution?

a. 32.3                                     c. 46.32                       e. NIL

b. 23.4                         d. 40

6. What is the Molar concentration of a 80 grm. of NaOH diluted to 1.5 liter of distilled water?

a. 1.33 M                                                        c. 1.5 M                       e. NIL

b. 1 M                                                              d. 3 M

  7. What is the amount of CaCl2.H2O in grams is needed  to prepare 0.2 N solution of

Ca Cl2?

a. 6.8                                                              c. 32                            e. NIL

b. 8                                                                  d. 55       

  8. One milligram is equal to:

a. 0.00001 grm.                                               c. 0.01 grm.                 e. NIL

b. 0.0001 grm.                                                 d. 0.001 grm.

 9. A 20 mgs. % solution contains:

a.      20 mgs of solute/100ml of solution

b.      20 mgs of solute/100 ml of diluent 

c.       20 mgs of solute/1000 ml of diluent

d.      20 mgs of solute/1000ml of solution

e.       NIL

10. A 6 % solution of 1mg/100ml is diluted 1:20. What is the final concentration?

a. 12 %                                                            c. 0.12 %                     e. NIL

b. 0.02 %                                                         d. 0.03 %

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Review Questions on Normality and Molarity

1. What is the Normality of a 1.2 M H2SO4 solution given the molecular weights?( H=1, S=32, O-16)

    a. 1.2 N                   b. 0.6N                        c. 10.4 N                  d. 2.4 N              e. NIL

2. How many grams of NaCl is used to prepare 500 ml of a 0.5 N solution of NaCl? (Na-23, Cl-35.5)

    a. 14.63  g               b. 56.5 g                      c. 40 g             d. 13.8 g          e. NIL

3. What is the Molarity of a 3 .5 N solution of NaCl?

a.       2.50 mol/l                   c. 1.5 mol/l                   e. NIL

b.      3.5 mol/l                      d. 4.5  mol/l

4. The molecular weight of  H3 PO4 is:

a. 98                            c. 98                            e. NIL

b. 48                            d. 98.1

5. How many grams of  NaCl are required to make 2,000 ml. of  0.2 M  solution?

a. 32.3                                     c. 46.32                       e. NIL

b. 23.4                         d. 40

6. What is the Molar concentration of a 80 grm. of NaOH diluted to 1.5 liter of distilled water?

a. 1.33 M                                                         c. 1.5 M                       e. NIL

b. 1 M                                                              d. 3 M

  7. What is the amount of CaCl2.H2O in grams is needed  to prepare 0.2 N solution of

Ca Cl2?

a. 6.8                                                              c. 32                            e. NIL

b. 8                                                                  d. 55

  8. One milligram is equal to:

a. 0.00001 grm.                                               c. 0.01 grm.                 e. NIL

b. 0.0001 grm.                                                 d. 0.001 grm.

 9. A 20 mgs. % solution contains:

a.       20 mgs of solute/100ml of solution

b.      20 mgs of solute/100 ml of diluent 

c.       20 mgs of solute/1000 ml of diluent

d.      20 mgs of solute/1000ml of solution

e.       NIL

10. A 6 % solution of 1mg/100ml is diluted 1:20. What is the final concentration?

a. 12 %                                                            c. 0.12 %                     e. NIL

b. 0.02 %                                                         d. 0.03 %

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