स्नातकोत्तर मेडिकल प्रवेश (MECEE-PG)
स्नातकोत्तर मेडिकल प्रवेश (MECEE-PG)
MECEE-PG – MD/MS/MDS Entrance · २,८६५ प्रश्न
२,८६५ प्रश्न उपलब्ध। मोड छान्नुहोस्:
MD/MS 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
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Which of the following statements accurately describes the mechanism of action of acetylcholine at the neuromuscular junction?
सही उत्तर: घ) It stimulates the release of neurotransmitters causing depolarization
Acetylcholine (ACh) binds to nicotinic receptors on the muscle fiber, causing depolarization and initiating muscle contraction. The other options describe actions of other neurotransmitters or pathways.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The primary role of the renin-angiotensin-aldosterone system (RAAS) is to regulate which key physiological parameter?
सही उत्तर: क) Blood glucose levels
The RAAS directly controls blood pressure by producing angiotensin II, a potent vasoconstrictor. While it influences sodium balance, its primary role is in maintaining appropriate blood pressure.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Which hormone primarily regulates the breakdown of glycogen in skeletal muscle?
सही उत्तर: ग) Glucagon
Glucagon stimulates glycogenolysis (breakdown of glycogen) to raise blood glucose levels. Insulin promotes glycogenesis, while adrenaline and cortisol have broader metabolic effects.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The primary function of dystrophic cardiomyopathy (DCM) is characterized by which of the following?
सही उत्तर: ख) Myocardial fibrosis and scarring
DCM is defined by its hallmark feature of myocardial fibrosis, leading to structural changes and impaired function. The other options represent normal or healthy cardiac physiology.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Which of the following amino acids is uniquely incorporated into proteins via the wobble hypothesis at the third codon position?
सही उत्तर: क) Glycine
Glycine utilizes the wobble hypothesis, allowing it to pair with U in mRNA due to a conformational change at the third codon position. The other options have fixed pairings and do not require this flexibility.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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During a surgical procedure involving the pancreas, what is the significance of ‘common bile duct exploration’?
सही उत्तर: ग) To identify and treat any blockage or injury to the common bile duct
‘Common bile duct exploration’ is a critical part of pancreatic surgery. It involves inspecting the common bile duct (where it joins the hepatic ducts) and treating any obstructions or injuries that could lead to complications like biliary leaks. Options A, B, and C are either irrelevant or represent other procedures.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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What is the primary objective of performing a Jackson-Pratt procedure in the setting of a massive gastrobrachiocephalic venous confluence obstruction?
सही उत्तर: क) To create an artificial shunt to bypass the obstructed vein
The Jackson-Pratt procedure creates an artificial shunt around the confluence of the superior vena cava, brachiocephalic veins, and inferior vena cava to allow blood to flow directly from the heart to the systemic circulation. This bypasses the obstruction caused by thrombus or other blockage. Option B is incorrect as it aims for thrombus removal; options C and D relate to alternative treatments.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Which of the following surgical procedures is MOST commonly utilized for the treatment of severe mitral valve stenosis?
सही उत्तर: ख) Mitral Valve Replacement
The correct answer is ‘Mitral Valve Replacement’. Severe mitral valve stenosis typically requires surgical intervention to replace the stenotic valve with a prosthetic one. PTA can be used for mild to moderate stenosis but not severe cases, and CABG/TJS are procedures related to coronary artery or septal defects respectively.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A patient presents with acute onset abdominal pain, guarding, and rigidity. Physical examination reveals rebound tenderness localized to the right lower quadrant. What is the MOST likely surgical differential diagnosis?
सही उत्तर: क) Appendicitis
The correct answer is ‘Appendicitis’. The clinical presentation – acute pain, guarding/rigidity, rebound tenderness in the RLQ – strongly suggests appendiceal inflammation. Options B, C, and D are all possible causes of abdominal pain but don't typically present with such localized and dramatic signs. Appendicitis is a common surgical emergency requiring prompt intervention.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Which of the following best describes the primary surgical indication for a Laparoscopic Cholecystectomy?
सही उत्तर: क) Removal of gallbladder due to symptomatic cholelithiasis (gallstones)
The correct answer is ‘Removal of gallbladder due to symptomatic cholelithiasis (gallstones)’. Laparoscopic cholecystectomy is the standard surgical procedure for removing a gallbladder containing gallstones and causing symptoms like biliary colic. Option B is incorrect as pancreatitis isn’t treated with this surgery. Options C and D are related to different conditions.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
यी अभ्यास प्रश्न हुन्, आधिकारिक प्रश्न होइनन्। पाठ्यक्रम, विज्ञापन र नतिजाका लागि सम्बन्धित निकायको आधिकारिक वेबसाइट हेर्नुहोस्। उत्तरमा गल्ती भेटे प्रश्नमुनिको "टिप्पणी / गल्ती रिपोर्ट" मा लेख्नुहोस्।
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