चिकित्सा स्नातकोत्तर प्रवेश (MECEE-PG) MD / MS / MDS प्रवेश परीक्षा तयारी
चिकित्सा स्नातकोत्तर प्रवेश (MECEE-PG) – MD / MS / MDS प्रवेश परीक्षा
MECEE-PG – MD/MS/MDS · MECEE-PG (MD/MS/MDS)
२,८६५ प्रश्न उपलब्ध। मोड छान्नुहोस्:
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
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A newborn presents with lethargy, poor feeding, and jaundice appearing within the first 24 hours of life. Blood tests reveal elevated conjugated bilirubin levels. Which of the following conditions is MOST likely?
सही उत्तर: घ) Galactosemia
Kernicterus, a condition caused by the deposition of bilirubin in the basal ganglia, is the most common cause of jaundice appearing within the first 24 hours of life. The other options present with different clinical presentations and laboratory findings.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Which of the following enzymes is crucial for the synthesis of collagen?
सही उत्तर: घ) Lysyl oxidase.
Option 3 is correct. Lysyl oxidase plays a critical role in cross-linking collagen molecules, which is essential for providing strength and stability to connective tissues. The other enzymes listed are involved in nucleotide metabolism or other metabolic processes.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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In the context of glycolysis, which enzyme catalyzes the committed step of glucose metabolism?
सही उत्तर: क) Phosphofructokinase.
Option 0 is correct. Phosphofructokinase (PFK) is the key regulatory enzyme in glycolysis, catalyzing the phosphorylation of fructose-6-phosphate to fructose-1,6-bisphosphate – this step commits glucose to the glycolytic pathway. The other enzymes listed are involved in earlier stages of glucose metabolism.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Which of the following best describes the primary function of the extracellular matrix (ECM) within connective tissues?
सही उत्तर: क) Providing structural support and anchoring cells within a tissue.
Option 0 is correct. The ECM – composed of collagen, elastin, proteoglycans, and other molecules – provides the structural framework for tissues like cartilage, bone, and tendons, offering mechanical support. Options 1, 2, and 3 describe functions related to cell behavior or signaling pathways that are not the primary role of the ECM itself.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The primary role of the juxtaglomerular apparatus (JGA) is to regulate which hormonal response?
सही उत्तर: ख) Stimulation of renin release in response to decreased blood pressure and increased potassium levels.
Option 1 is correct. The JGA contains specialized cells that secrete both renin (initiating the renin-angiotensin-aldosterone system) and, in response to increased blood pressure or low sodium, releases aldosterone which promotes sodium reabsorption. Options 2, 3, and 4 are incorrect as they describe other hormonal actions related to blood pressure regulation.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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According to WHO guidelines, what is the recommended dose of vitamin A for a child older than 12 months who has also been infected with measles?
सही उत्तर: घ) 5000 mcg
The WHO recommends a higher dose (3000 mcg) of vitamin A for children over 12 months who have experienced measles to correct potential deficiency and support immune function. Options 1, 2, and 3 are incorrect.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A patient presents with dysphagia, odynophagia, and regurgitation of food. Endoscopic examination reveals stricture at the lower esophageal sphincter. Which condition is MOST likely?
सही उत्तर: ख) B. Achalasia
Option B (Achalasia) is correct as it presents with classic symptoms of dysphagia and regurgitation related to impaired lower esophageal sphincter function – a hallmark of the condition. The other options present with different presentations or mechanisms.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Which of the following complications of cholecystectomy is MOST frequently associated with pancreatic injury?
सही उत्तर: ग) C. Common bile duct injury
Option C (Common bile duct injury) is correct, as a retroperitoneal dissection during cholecystectomy can inadvertently injure the common bile duct, leading to significant complications. While other options can occur post-operatively, they are less directly linked to pancreatic damage.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The ‘sign of Cullen’ is most indicative of which serious intra-abdominal condition?
सही उत्तर: घ) D. Pancreatitis
Option D (Pancreatitis) is correct as the Cullen sign – periumbilical ecchymosis – is a classic finding in severe pancreatitis, representing fat necrosis due to systemic inflammatory response. The other options represent distinct conditions with different clinical presentations and signs.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Which of the following anatomical structures is MOST directly involved in the pathogenesis of an incisional hernia at the umbilicus?
सही उत्तर: क) A. Testis
Option A (Testis) is correct as testicular herniation is a common presentation of incisional hernias, particularly at the umbilicus due to inherent weakness in the abdominal wall. Options B and C involve structures further down the groin and are not typically associated with this specific hernia type. The transversalis fascia provides support but doesn't explain the primary defect.
💬 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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