Medical Archives

2001. Thiamine deficiency causes decreased energy production because____________?

A. It is required for the process of transmination

B. It is co-factor in oxidative reduction

C. It is co-enzyme for transketolase in pentose phosphate pathway

D. It is co-enzyme for pyruvate dehydrogenase

✅ The correct answer is option D. It is co-enzyme for pyruvate dehydrogenase.

2002. Endogenous triglycerides in plasma is maximally bound to________________?

A. Chylomicrons

B. LDL

C. VLDL

D. HDL

✅ The correct answer is option C. VLDL.

2003. Nonsense codons bring about__________________?

A. Elongation of polypeptide chain

B. Pre-translational modification of protein

C. Initiation of protein synthesis

D. Termination of protein synthesis

✅ The correct answer is option D. Termination of protein synthesis.

2004. Maxillary sinus is described as a four sided pyramid containing base, apex, roof and floor. The apex of maxillary sinus extends________________?

A. Laterally into zygomatics process of maxilla

B. Medially into zygomatic process of maxilla

C. Laterally into lateral nasal wall

D. Superiorly into floor of orbit

✅ The correct answer is option A. Laterally into zygomatics process of maxilla.

2005. Parotid duct traverses________________?

A. Masseter

B. Buccinator

C. Medial pterygoid

D. Lateral pterygoid

✅ The correct answer is option B. Buccinator.

2006. Pulsations felt in the suprasternal space are probably due to ____________?

A. Subclavian artery

B. Common carotid artery

C. Inferior thyroid artery

D. Vertebral artery

✅ The correct answer is option C. Inferior thyroid artery.

2007. What is maxillary air sinus ?

A. Paranasal air sinus situated close to maxilla

B. Venous sins situated close to maxilla

C. Paranasal air sinus situated in maxilla

D. Venous sinus extending in to the maxilla

✅ The correct answer is option A. Paranasal air sinus situated close to maxilla.

2008. Average daily dose of vitamin C is____________?

A. 30 – 40 mg

B. 50 – 60 mg

C. 60 – 100 mg

D. 100 – 150 mg

✅ The correct answer is option B. 50 – 60 mg.

2009. Corner stones of dental arches are:

A. Canines

B. First premolars

C. First molars

D. Second molars

✅ The correct answer is option C. First molars.

2010. Bone adjacent to periodontal ligament that contains a great number of sharpey’s fibres is known as______________?

A. Lamina dura

B. Bundle bone

C. Lamina propria

D. Lamina densa

✅ The correct answer is option B. Bundle bone.