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 vitamins is most crucial for preventing neural tube defects during pregnancy?
सही उत्तर: ख) Folate (B9)
Folate (B9) supplementation during early pregnancy significantly reduces the risk of neural tube defects such as spina bifida. While other vitamins are important for overall health, folate’s specific role in neurological development makes it paramount in this context. Vitamin A is primarily involved in vision and immune function; Vitamin D supports bone growth.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Which of the following vitamins is primarily involved in blood clotting? (a) Vitamin C (b) Vitamin D (c) Vitamin K (d) Vitamin B12
सही उत्तर: घ) (d) Vitamin B12
Vitamin K is a cofactor for several enzymes involved in the synthesis of clotting factors, making it essential for blood coagulation. The other vitamins have different primary roles within the body.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The primary role of the Golgi apparatus within a cell is: (a) Protein synthesis (b) Lipid metabolism (c) Processing and packaging of proteins and lipids (d) Energy production
सही उत्तर: घ) (d) Energy production
The Golgi apparatus functions as a central hub for modifying, sorting, and packaging newly synthesized proteins and lipids for delivery to their final destinations within or outside the cell. The other options describe different cellular functions.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Which enzyme plays a pivotal role in gluconeogenesis under conditions of fasting? (a) Lactase (b) Amylase (c) Pyruvate carboxylase (d) Lipase
सही उत्तर: घ) (d) Lipase
Pyruvate carboxylase catalyzes the first committed step in gluconeogenesis by converting pyruvate to oxaloacetate. This process is essential for maintaining blood glucose levels during fasting. Lactase and amylase are involved in carbohydrate digestion; lipase breaks down lipids.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Which of the following statements best describes the role of carbonic anhydrase in red blood cells? (a) Catalyzing the breakdown of ATP to provide energy. (b) Facilitating the conversion of carbon dioxide and water into bicarbonate ions. (c) Regulating oxygen transport by binding to hemoglobin. (d) Promoting erythrocyte maturation during development.
सही उत्तर: ग) (c) Regulating oxygen transport by binding to hemoglobin.
Carbonic anhydrase is crucial in red blood cells for facilitating the reversible hydration of CO2, forming bicarbonate ions – a key component in transporting carbon dioxide back to the lungs. Option (a) describes ATP breakdown, (c) oxygen binding, and (d) erythropoiesis.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The primary function of the sinoatrial (SA) node is to generate which type of electrical impulse? (a) Purkinje fibers (b) Action potentials in ventricular muscle (c) Electrical impulses that trigger heart contractions (d) Signals transmitted from the autonomic nervous system
सही उत्तर: घ) (d) Signals transmitted from the autonomic nervous system
The SA node, also known as the pacemaker of the heart, initiates electrical impulses responsible for regular heartbeats. Options (a), (b) and (d) relate to other parts of the cardiovascular system or its control mechanisms, but not the fundamental function of the SA node itself.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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During cholecystectomy, accidental injury to the structure located within Calot’s triangle would necessitate which of the following immediate actions?
सही उत्तर: ख) Assessment of hepatic arterial flow
Calot's triangle contains the Cystic Artery and Cystic Duct. Injury to these vessels during cholecystectomy requires immediate assessment of hepatic arterial flow to prevent ischemia. Ligation is a secondary step after stabilizing bloodflow.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Which surgical procedure is typically used as the PRIMARY treatment for acute infantile hypertrophic pyloric stenosis?
सही उत्तर: ग) Pyloroplasty with Helicoid Stapling
Pyloroplasty with helicoid stapling is the gold-standard surgical technique for treating infantile hypertrophic pyloric stenosis. It directly addresses the underlying cause - the thickened pyloric muscle – and restores normal gastric emptying. The other options are incorrect treatments for this condition.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Following a severe cervical spinal cord injury, a patient exhibits hypotension, bradycardia, and warm, dry peripheries. This clinical picture most accurately describes:
सही उत्तर: क) Neurogenic Shock
This combination of hypotension, bradycardia, and warm, dry peripheries is the classic presentation of neurogenic shock following spinal cord injury. The sympathetic nervous system control over blood pressure and peripheral vasoconstriction is disrupted. The other options represent distinct neurological complications.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A patient presents with sudden onset severe abdominal pain, vomiting, and hypotension. FAST examination reveals free fluid in the pelvis. Which of the following immediate surgical interventions is generally considered the MOST appropriate?
सही उत्तर: ख) Exploratory laparoscopy for pelvic hematoma
In a setting of hemodynamic instability and free fluid in the pelvis (suggestive of trauma), exploratory laparoscopy is often preferred as it allows for rapid diagnosis (e.g., pelvic fracture) and targeted intervention while minimizing surgical trauma. The other options are less likely given the clinical presentation.
💬 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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