3851. Niacin & riboflavin help in_____________?
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A. Amine group transfer

B. Redox reactions

C. Methyl group transfer

D. Transamination reaction

3852. Group function occlusion is common in_____________?
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A. 15 -25 years

B. Edentulous patients

C. 10 14 years

D. Above 30 years
3853. On opening the mouth , if the jaw deviates to the right side, it indicates the paralysis of__________?
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A. Left lateral pterygoid

B. Right medial pterygoid

C. Left medial pterygoid

D. Right lateral pterygoid
3854. Indole ring is present in______________?
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A. Histidine

B. Tryptophan

C. Valine

D. Methionine

3856. Deficiency of vitamin A causes the following except_____________?
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A. Night blindness

B. Bitots spots

C. Corneal dryness

D. Myopia
3857. Which is false regarding insulin______________?
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A. Promotes glycogenesis

B. Causes lipogenesis

C. Secreted by beta cells

D. Glycopeptide
3858. Position and movement of articular disc of TMJ is controlled by fibers of_____________?
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A. Superficial head of medial pterygoid muscle

B. Sphenomandibular ligament

C. Upper head of lateral pterygoid muscle

D. Lower head of lateral pterygoid muscle

3860. FIGLU excretion test is to estimate deficiency of_______________?
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A. Vitamin folic acid

B. Niacin

C. Vitamin K

D. Vitamin B6

3862. One molecule of B-carotene gives rise to______________?
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A. 2 unit of Vitamin A

B. 4 unit of Vitamin A

C. 1 unit of Vitamin A

D. 3 unit of Vitamin A

3863. Which of the following is a derived a derived protein_____________?
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A. Peptones

B. Protamines

C. Prolamines

D. Lactalbumin

3869. Depression of mandible is achieved by_______________?
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A. All of the above

B. Geniohyoid

C. Digastric

D. Lateral pterygoid

3870. The action of vitamin K in formation of clotting factor is through__________________?
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A. Golgi complex

B. Post transcription

C. Endoplasmic reticulum

D. Post translation
3873. All are true about glutathione except ?
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A. It scavenges free radicals and superoxide ions

B. It conjugates xenobiotics

C. It is a tripetide

D. It converts hemoglobin to methemoglobin
3874. Lateral movement of condyle is caused by_____________?
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A. Contralateral lateral pterygoid muscle

B. Both lateral and medial pterygoid muscle

C. Epsilateral lateal pterygoid muscle

D. Bilateral contraction of lateral pterygoid muscle

3875. The primary role of chaperones is to help in______________?
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A. Protein synthesis

B. Protein folding

C. Protein degradation

D. Protein denaturation

3876. Cephalic phase of gastric secretion can be demonstrated by the following experiment____________?
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A. Condition reflex

B. Pavlovs pouch

C. None of the above

D. Heidenhans pouch

3878. Bile color is due to_____________?
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A. Creatinine

B. 5 mercaptan purine

C. Bilirubin

D. Globulin

3879. Facial occlusal line in the maxillary arch is formed by_______________?
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A. Stamp cusps

B. Non- supporting cusps

C. Supporting cusps

D. Centric holding cusps

3880. Trypsin is an activator of all of the following enzymes EXCEPT_______________?
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A. Pepsinogen

B. Procolipase

C. Chymotrypsinogen

D. Proelastase

3881. Thinnest labial plate is found in the region of____________?
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A. Lower canines

B. Upper canines

C. Upper central incisors

D. Lower central incisors
3882. False statement about haemoglobin structure________________?
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A. Iron is present in ferrous state

B. Ferrous ions are in porphyrin rings

C. Hb structurally similar to myoglobin

D. Hb has 2 polypeptide chains
3884. Urea is formed in_____________?
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A. Kidney

B. Liver

C. Intestine

D. Brain

3885. Aromatic ring is present in_____________?
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A. Phenylalanine, Glycine

B. Phenylalanine

C. Arginine

D. Glycine

3887. Histamine stimulate the secretion of_______________?
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A. Gastrin by stomach

B. Amylase by salivary gland

C. HCL by stomach

D. Pancreatic enzymes

3888. Vitamin B12 acts as a coenzyme to which one of the following enzyme ?
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A. Homocyteine methyl transferase

B. Isocitrate dehydrogenase

C. G-6-P dehydrogenase

D. Glycogen synthase

3889. Alkaptonuria, an inherited metabolic disorder of L0tyrosine metabolism is due to lack of_____________?
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A. Homogentisate oxidase

B. Tyrosine transaminase

C. Tyrosine oxidase

D. Parahydroxy phenyl pyruvate Hydroxylase

3891. All the following causes the secretion of gastric juice during cephalic phase EXCEPT______________?
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A. Sight of food

B. Thought of food

C. Food in the mouth

D. Food in the stomach
3892. Urea is produced by the enzyme_____________?
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A. Uricase

B. Arginase

C. Urease

D. Glutaminase

3893. The incisal edges and the incisal thirds of facial surfaces of mandibular incisors and canines generally oppose lingual surfaces of maxillary incisor and canines _____________?
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A. At the linguo cervical ridges

B. Immediately incisal to cingulam

C. At the junction of middle and cervical thirds

D. Within the incisor thirds
3896. Progesterone production in the ovary is primarily by______________?
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A. Mature follicles

B. Stroma

C. Corpora albicans

D. Corpora lutea
3898. Daily Vitamin A intake___________?
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A. 3000 I.U

B. 4000 I.U

C. 2000 I.U

D. 1000 I.U

3899. All are genetic amino acid deficiency disease except___________?
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A. 6alactosemia

B. Alkaptonuria

C. Phenyl ketonuria

D. Homocystinuria

3900. Xerophthalmia is caused by_______________?
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A. Vitamin K deficiency

B. Vitamin C deficiency

C. Vitamin D deficiency

D. Vitamin A deficiency