medical MCQs – Page 198

Practise multiple-choice questions from medical for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

3941. The following vitamin is important in non-oxidative decarboxylation, transamination and transsulfuration reactions_____________?
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A. Thiamine

B. Pyridoxine

C. Riboflavin

D. Pantothenic acid

3942. Creatine is formed metabolically from______________?
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A. Arginine

B. Histidine

C. Tryptophan

D. Phenylalanine

3943. The most important action of Secretin is to_____________?
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A. Cause contraction of pyloric sphincter

B. neutralize the acid from the stomach

C. decrease gastric secretion

D. increase secretion of bicarbonates by pancreas

3944. Vit B12 is absorbed in the_____________?
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A. Stomach

B. Proximal ileum

C. Lower jejunum

D. Terminal ileum
3945. Fast soluble vitamins are_____________?
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A. A, B , D, K

B. A, D. E, K

C. A, C, E, K

D. A, B, E, K

3946. Collagen formation is affected in deficiency of_____________?
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A. Vit C

B. Vit A

C. Vit D

D. Vit B2

3947. Peristalsis in the gut is due to ______________?
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A. Preperistalitic intestinal secretion

B. Extrinsic nervous influence

C. Simultaneous action of circular and longitudinal muscles

D. Mecharical distension
3948. Bile acids are derived from_____________?
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A. Cholesterol

B. A & B

C. Bile salts

D. Bile pigments

3949. Which of the following factors delay wound healing____________?
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A. Ascorbic acid deficiency

B. Vitamin B12 deficiency

C. Infection

D. B & C option
3950. The 3 Ds dermatitis, diarrhoea and dementia are seen in deficiency of____________?
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A. Riboflavin

B. Thiamin

C. Pyridoxine

D. Niacin
3951. Of prime importance in the structure of flavoproteins is____________?
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A. Vit B2

B. Vit B6

C. Vit B1

D. Vit A

3952. Urine urobilinogen is absent in_______________?
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A. Viral hepatitis

B. Hemolytic jaundice

C. All of the above

D. Obstructive jaundice
3953. Desmodont is another name for_____________?
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A. Dehiscence

B. periodontal ligament

C. Tooth with three walled pocket

D. The tooth with one wall pocket

3954. Vitamin K dependent clotting factors are______________?
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A. All of the above

B. IX

C. X

D. VII

E. II

3955. Argentaffinoma is characterized by excess excretion of_____________?
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A. Phenyl acetate

B. Phenyl lactate

C. 5- Hydroxy indole acetate

D. 3- Hydroxy phenyl pyruvate

3956. The reducing end of glutathione, the amino acid is_________________?
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A. Lycie

B. Leucine

C. Glycine

D. Valine

3957. The number of essential amino acid are______________?
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A. 6

B. 12

C. 8

D. 16

3958. In jaundice, there is an unconjugated hyperbilirubinemia which is most likely due to __________?
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A. Hepatitis

B. Obstruction of bile canaliculi

C. Increased break down of red cells

D. Cirrhosis

3959. Insulin facilitates glucose uptake in____________?
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A. Skeletal muscle

B. Red blood cells

C. Kidney tubules

D. Brain

3960. Which of the following moment are performed by a non- working condyle ?
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A. Down wards Back wards and medial

B. Down wards forwards and lateral

C. Straightward

D. Down wards forwards and medial