चिकित्सा स्नातकोत्तर प्रवेश (MECEE-PG) MD / MS / MDS प्रवेश परीक्षा तयारी

MD/MS/MDS प्रवेश: प्रश्न र उत्तर

सही लागेको विकल्पमा थिच्नुहोस्। सही भए हरियो, गलत भए रातो देखिन्छ; ३ सेकेन्डपछि सही उत्तर र व्याख्या देखिन्छ।

सही: ० / ०

101. Carbidopa's primary function when combined with levodopa in Parkinson’s Disease is to improve absorption across the blood-brain barrier, reducing peripheral dopamine degradation and increasing dopaminergic activity within the central nervous system. This contrasts with option B which focuses on a secondary effect that isn't its main purpose. Option C describes a mechanism irrelevant to the drug’s action, while D incorrectly suggests a purely supportive role for levodopa without Carbidopa’s contribution.

     कIncrease absorption of levodopa across the blood-brain barrier खDirectly stimulating dopamine receptors in the substantia nigra गIncreasing peripheral conversion of levodopa to dopamine घProviding antioxidant protection against oxidative stress caused by dopamine metabolism
     💬 टिप्पणी / गल्ती रिपोर्ट (०)

     छलफल / प्रश्न उत्तरमा गल्ती छ

     पठाउनुहोस्

     टिप्पणी जाँचपछि मात्र देखिन्छ।

102. The term ‘herd immunity’ is best explained in the context of which infectious disease?

     कA. Influenza (Influenza) खB. Tuberculosis (Tuberculosis) गC. Measles (Measles) घD. Rotavirus (Rotavirus)
     💬 टिप्पणी / गल्ती रिपोर्ट (०)

     छलफल / प्रश्न उत्तरमा गल्ती छ

     पठाउनुहोस्

     टिप्पणी जाँचपछि मात्र देखिन्छ।

103. Which of the following factors is MOST critical in determining the effectiveness of a public health intervention targeting childhood malnutrition?

     कA. The use of expensive nutritional supplements administered by healthcare professionals only खB. Community engagement, local knowledge utilization, and sustainable implementation strategies गC. Frequent media campaigns emphasizing the importance of breast milk exclusively for the first six months घD. Strict adherence to international guidelines regarding vitamin supplementation regardless of local context
     💬 टिप्पणी / गल्ती रिपोर्ट (०)

     छलफल / प्रश्न उत्तरमा गल्ती छ

     पठाउनुहोस्

     टिप्पणी जाँचपछि मात्र देखिन्छ।

104. The classic pathological hallmark of acute bacterial endocarditis is vegetative matter, which consists of a central core of bacteria surrounded by fibrin and inflammatory cells. This formation is primarily driven by which process? (a) Neutrophil apoptosis (b) Macrophage proliferation (c) Platelet aggregation (d) Lymphocyte migration

     कNeutrophil apoptosis खMacrophage proliferation गPlatelet aggregation घLymphocyte migration
     💬 टिप्पणी / गल्ती रिपोर्ट (०)

     छलफल / प्रश्न उत्तरमा गल्ती छ

     पठाउनुहोस्

     टिप्पणी जाँचपछि मात्र देखिन्छ।

105. According to the WHO classification, what does ‘paucibacillary’ leprosy denote?

     कPresence of multiple bacilli in the lesion खPresence of a few bacilli in the lesion गAbsence of any bacilli in the lesion घSignificant inflammatory response with high bacillus load
     💬 टिप्पणी / गल्ती रिपोर्ट (०)

     छलफल / प्रश्न उत्तरमा गल्ती छ

     पठाउनुहोस्

     टिप्पणी जाँचपछि मात्र देखिन्छ।

106. The concept of ‘herd immunity’ primarily relies on:

     कVaccination of all individuals in the population खComplete eradication of the disease from the environment गA sufficiently high proportion of the population being immune to an infectious disease घRandom distribution of infected individuals across a community
     💬 टिप्पणी / गल्ती रिपोर्ट (०)

     छलफल / प्रश्न उत्तरमा गल्ती छ

     पठाउनुहोस्

     टिप्पणी जाँचपछि मात्र देखिन्छ।

107. Which of the following is a key indicator used in the surveillance of polio eradication efforts?

     कSerum antibody titers खNumber of measles cases reported गRate of congenital heart defects घWild poliovirus vaccine (WPV) derived circulating vaccine-associated poliovirus (cVDPV) detections
     💬 टिप्पणी / गल्ती रिपोर्ट (०)

     छलफल / प्रश्न उत्तरमा गल्ती छ

     पठाउनुहोस्

     टिप्पणी जाँचपछि मात्र देखिन्छ।

108. The incidence of malaria in Nepal is highest during which season?

     कWinter (December-February) खSummer (June-August) गMonsoon (June-September) घAutumn (October-November)
     💬 टिप्पणी / गल्ती रिपोर्ट (०)

     छलफल / प्रश्न उत्तरमा गल्ती छ

     पठाउनुहोस्

     टिप्पणी जाँचपछि मात्र देखिन्छ।

109. Which of the following is the most common mode of transmission for tuberculosis (TB)?

     कDirect contact with an infected person खAirborne transmission via droplet nuclei गIngestion of contaminated food or water घSexual transmission
     💬 टिप्पणी / गल्ती रिपोर्ट (०)

     छलफल / प्रश्न उत्तरमा गल्ती छ

     पठाउनुहोस्

     टिप्पणी जाँचपछि मात्र देखिन्छ।

110. A patient undergoes an endoscopy and reveals significant changes in the esophageal mucosa. Histopathological examination shows replacement of squamous epithelium with columnar, mucus-secreting cells. This finding is MOST indicative of: A) Gastric ulceration B) Barrett’s esophagus C) Esophagitis D) Peptic stricture

     कA) Gastric ulceration खB) Barrett’s esophagus गC) Esophagitis घD) Peptic stricture
     💬 टिप्पणी / गल्ती रिपोर्ट (०)

     छलफल / प्रश्न उत्तरमा गल्ती छ

     पठाउनुहोस्

     टिप्पणी जाँचपछि मात्र देखिन्छ।