• Users Online: 410
  • Home
  • Print this page
  • Email this page
Home About us Editorial board Search Ahead of print Current issue Archives Submit article Instructions Subscribe Contacts Login 


 
 Table of Contents  
CME
Year : 2013  |  Volume : 25  |  Issue : 3  |  Page : 164-0

MCQ Questions and answers


Date of Web Publication2-Jul-2014

Correspondence Address:
Login to access the Email id

Source of Support: None, Conflict of Interest: None


DOI: 10.7123/01.EJIM.0000433329.92031.29

Rights and Permissions

How to cite this article:
. MCQ Questions and answers. Egypt J Intern Med 2013;25:164

How to cite this URL:
. MCQ Questions and answers. Egypt J Intern Med [serial online] 2013 [cited 2017 Dec 17];25:164. Available from: http://www.esim.eg.net/text.asp?2013/25/3/164/135860

(1) Niacin (nicotinic acid):

  1. Is an organic compound.
  2. Is a B vitamin known as vitamin B3 or vitamin PP.
  3. Helps keep the nervous system, digestive system, skin, hair, and eyes healthy.
  4. All of the above.


(2) Niacin:

  1. Is a derivative of pyridine.
  2. Can be synthesized by the body from the amino acid tryptophan.
  3. Is a precursor to NAD and NADP.
  4. All of the above.


(3) The classic niacin deficiency disease is called:

  1. Pellagra.
  2. Scurvy.
  3. Beriberi.
  4. Night blindness.


(4) Individuals at risk of niacin deficiency include:

  1. Patients with HIV/AIDS or chronic alcoholism.
  2. Patients with Hartnup’s disease.
  3. Those who eat high amounts of refined foods.
  4. All of the above.


(5) Niacin is involved in:

  1. DNA repair.
  2. Production of steroid hormones.
  3. Converting carbohydrates into energy.
  4. All of the above.


(6) Niacin in a therapeutic dose could:

  1. Elevate HDL and decrease total cholesterol levels.
  2. Cause renal stone formation.
  3. Cause vasoconstriction.
  4. All of the above.


(7) The best food sources of niacin include:

  1. Foods high in proteins, such as poultry, fish, and beef.
  2. Peanut butter and fortified cereals.
  3. Brewer’s yeast.
  4. All of the above.


(8) With regard to Niacin:

  1. Mild deficiency causes an increased metabolism.
  2. Severe deficiency causes flushing.
  3. Pharmacological doses may lead to liver toxicity.
  4. All of the above.




Click here to view answer. View Answer





 

Top
 
 
  Search
 
Similar in PUBMED
Access Statistics
Email Alert *
Add to My List *
* Registration required (free)

 
  In this article

 Article Access Statistics
    Viewed531    
    Printed17    
    Emailed0    
    PDF Downloaded2608    
    Comments [Add]    

Recommend this journal


[TAG2]
[TAG3]
[TAG4]