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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In the context of assessing contraceptive methods for women, the Pearl Index primarily measures what?
सही उत्तर: क) A) The average number of unintended pregnancies per 100 women using the method over one year
The correct answer is A. The Pearl Index, also known as the Typical Pregnancy Rate (TPR), quantifies the average number of unintended pregnancies per 100 women who use a specific contraceptive method over a one-year period. Options B and C measure different aspects, while option D addresses cost analysis.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A 28-year-old female presents with severe abdominal pain, vaginal bleeding, and a palpable uterus in the late third trimester. Initial laboratory tests reveal significantly elevated levels of progesterone. What is the most likely diagnosis?
सही उत्तर: क) A) Ectopic Pregnancy – Ruptured Tubal Pregnancy
The correct answer is A. The scenario describes a classic presentation of ectopic pregnancy, particularly a ruptured tubal pregnancy, characterized by abrupt onset of severe pain, vaginal bleeding, and an abnormally large uterus due to internal hemorrhage. Options B and C are possible but don’t fully explain the elevated progesterone levels. Option D would present differently.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A newborn presents with thick, sticky mucus emanating from the nostrils and mouth, accompanied by a characteristic salty taste on the skin. This clinical presentation strongly suggests what diagnosis?
सही उत्तर: ख) B) Cystic Fibrosis
The correct answer is B. The symptoms described – thick mucus, salty skin, and recurrent chest infections – are the hallmarks of cystic fibrosis, a genetic disorder affecting chloride transport. Option A represents sepsis which may have similar symptoms but doesn’t explain all clinical findings. Options C and D represent other common newborn illnesses that don’t fit this specific symptom profile.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A patient presents with severe hypercalcemia, confusion, and kidney dysfunction. A laboratory test reveals elevated levels of parathyroid hormone (PTH). Which of the following is the MOST likely underlying cause? (a) Addison's disease (b) Primary hyperparathyroidism (c) Cushing’s syndrome (d) Graves’ disease
सही उत्तर: ख) (b) Primary hyperparathyroidism
Elevated PTH leads to increased calcium release from bones and enhanced calcium reabsorption in the kidneys, resulting in hypercalcemia. Addison's disease causes hypocalcemia. Cushing's syndrome and Graves' disease have different pathogenic mechanisms that wouldn't cause this specific presentation with elevated PTH.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The hormone oxytocin plays a significant role in uterine contractions during childbirth. Which process directly mediates this effect? (a) Stimulation of beta-adrenergic receptors. (b) Activation of calcium channels in smooth muscle cells. (c) Inhibition of the sympathetic nervous system. (d) Increased glucose concentration in the bloodstream.
सही उत्तर: ग) (c) Inhibition of the sympathetic nervous system.
Oxytocin's primary action is to induce uterine contractions by directly stimulating calcium influx into smooth muscle cells, leading to muscle contraction. Options (a), (c) and (d) are incorrect as they represent other hormonal/nervous system pathways.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Which of the following vitamins plays a critical role in the activation of osteocalcin, a key protein involved in bone formation? (a) Vitamin C (b) Vitamin D (c) Vitamin B12 (d) Vitamin A
सही उत्तर: ख) (b) Vitamin D
Vitamin D is crucial for the activation of osteocalcin, which binds to calcium and facilitates bone mineralization. Vitamin C has antioxidant properties, vitamin B12 is important for nerve function, and vitamin A primarily impacts vision and cell growth.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The process of oxidative phosphorylation primarily occurs in which cellular compartment? (a) Cytosol (b) Endoplasmic Reticulum (c) Mitochondrial matrix (d) Golgi apparatus
सही उत्तर: ग) (c) Mitochondrial matrix
Oxidative phosphorylation, where the majority of ATP is produced, happens within the mitochondrial matrix. This compartment contains the electron transport chain and ATP synthase. The other options represent different cellular organelles with distinct functions.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Which of the following best describes the primary function of the renin-angiotensin-aldosterone system (RAAS)? (a) To directly increase glomerular filtration rate. (b) To regulate blood volume and pressure through hormonal control. (c) To transport oxygen from the lungs to tissues. (d) To stimulate insulin release from the pancreas.
सही उत्तर: ख) (b) To regulate blood volume and pressure through hormonal control.
The RAAS is a critical hormonal system responsible for maintaining blood pressure and fluid balance. It does this by releasing angiotensin II, which leads to vasoconstriction and increased aldosterone secretion (promoting sodium retention). Option (a) describes glomerular filtration rate, option (c) refers to oxygen transport, and option (d) relates to insulin.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A 25-year-old female undergoes exploratory laparotomy for suspected ovarian torsion. During the procedure, a large mucinous cystadenoma is discovered attached to the hilum of the ovary. What is the most appropriate initial management? a) Immediate surgical removal of the entire ovary due to the risk of recurrence. b) Conservative management with observation and pain control, followed by potential surgical removal if symptoms persist. c) Injection of hyaluronidase into the cyst to reduce its size before elective surgery. d) Placement of a Foley catheter to monitor ovarian volume.
सही उत्तर: ग) c) Injection of hyaluronidase into the cyst to reduce its size before elective surgery.
Option B is correct because mucinous cystadenomas often resolve spontaneously with conservative management and observation. Option A would be overly aggressive. Option C uses an inappropriate method for managing this particular condition, and option D offers no clinical benefit.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Which of the following surgical procedures is MOST commonly associated with the “Whipple procedure” (pancreaticoduodenectomy)? a) Liver Resection for Hepatocellular Carcinoma. b) Removal of the Gallbladder for Cholelithiasis. c) Surgical management of pancreatic head cancer, including removal of the head of the pancreas, duodenum, distal stomach, and common bile duct. d) Treatment of a complicated bowel obstruction.
सही उत्तर: घ) d) Treatment of a complicated bowel obstruction.
Option C is correct as it defines the primary indication for the Whipple procedure – surgical resection of pancreatic head tumors. Options A and B describe different surgical procedures; D does not align with the scope of the surgery.
💬 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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