Vitamin B-1 or Thiamine: Chemistry, Functions and Disorders
Dietary sources of thiamine, included:
Cereals and pulses
Oil seed and nuts
Cod liver oil
All of above
All of above
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Alcohol of ‘thiamine’ is esterified with 2 mole of phosphate to form:A. Hydroxyethyl thiamine
B. Thiamine pyrophosphate
C. ATP
D. All of above
A disease with a low levels of thiamine, causing heart failure, termed as:
A. Infantile beri-beri
B. Wet beri-beri
C. Dry beri-beri
D. Heart attack
A term anorexia, an early symptom of deficiency of thiamine, resulting in:
A. Loss od eyesight
B. Loss of weight
C. Loss of strength
D. All of above
Important ‘antimetabolites’ of thiamine, included:
A. Pyrithiamine and oxythiamine
B. Flavin and adenine
C. Lactoflavine
D. Nicotinic acid
In structure of thiamine, thiazole ring and pyrimidine ring are held together by:
A. Peptide bond
B. Hydrogen bonding
C. Methylene bridge
D. Metalic bonding
Thiamine’ is also named as:
A. Anti-beri-beri vitamin
B. Antidiuretic vitamin
C. Disaccharides
D. All of above
Symptoms of deficiency of thiamine, included:
A. Peripheral neuropathy
B. Constipation
C. Mental depression
D. All of above
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