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

521. What is the primary nutritional component that colostrum provides to newborns, particularly important for immune development?

     कVitamin C खAntibodies (Immunoglobulins) गIron घFolic Acid
     💬 टिप्पणी / गल्ती रिपोर्ट (०)

     छलफल / प्रश्न उत्तरमा गल्ती छ

     पठाउनुहोस्

     टिप्पणी जाँचपछि मात्र देखिन्छ।

522. Which of the following accurately describes the structure of the primary active transport system (Na+/K+ ATPase) found in cell membranes?

     कA. It is a simple diffusion process driven by osmosis. खB. It utilizes ATP hydrolysis to move ions against their concentration gradients. गC. It relies on the movement of glucose molecules for energy production. घD. It facilitates bidirectional transport of sodium and potassium simultaneously.
     💬 टिप्पणी / गल्ती रिपोर्ट (०)

     छलफल / प्रश्न उत्तरमा गल्ती छ

     पठाउनुहोस्

     टिप्पणी जाँचपछि मात्र देखिन्छ।

523. In skeletal muscle physiology, what primarily determines the rate of contraction?

     कA. The number of myofibrils present in each muscle fiber. खB. The concentration of ATP available for energy production. गC. The frequency of action potentials reaching the neuromuscular junction. घD. The surface area of the sarcolemma.
     💬 टिप्पणी / गल्ती रिपोर्ट (०)

     छलफल / प्रश्न उत्तरमा गल्ती छ

     पठाउनुहोस्

     टिप्पणी जाँचपछि मात्र देखिन्छ।

524. Which of the following best describes the mechanism by which aldosterone regulates blood pressure?

     कA. By increasing sodium excretion in the kidneys. खB. By promoting vasodilation throughout the circulatory system. गC. By stimulating increased water reabsorption in the distal tubules of the kidney. घD. By directly decreasing cardiac output.
     💬 टिप्पणी / गल्ती रिपोर्ट (०)

     छलफल / प्रश्न उत्तरमा गल्ती छ

     पठाउनुहोस्

     टिप्पणी जाँचपछि मात्र देखिन्छ।

525. The primary function of the intercalated cells in the renal medulla is:

     कA. Filtration of blood plasma into Bowman’s capsule. खB. Reabsorption of glucose and amino acids from the filtrate. गC. Facilitation of countercurrent multiplication for concentrating urine. घD. Secretion of potassium ions into the tubular fluid.
     💬 टिप्पणी / गल्ती रिपोर्ट (०)

     छलफल / प्रश्न उत्तरमा गल्ती छ

     पठाउनुहोस्

     टिप्पणी जाँचपछि मात्र देखिन्छ।

526. A patient develops sudden onset left shoulder-tip pain after sustaining blunt abdominal trauma. Physical examination reveals guarding and rigidity in the left upper quadrant. What is the MOST likely diagnosis? (2023)

     कSmall Bowel Obstruction खSplenic Rupture गHepatitis घPerforated Diverticulum
     💬 टिप्पणी / गल्ती रिपोर्ट (०)

     छलफल / प्रश्न उत्तरमा गल्ती छ

     पठाउनुहोस्

     टिप्पणी जाँचपछि मात्र देखिन्छ।

527. A 10-year-old boy is brought in by his parents who report he has been ‘climbing up’ when he stands up from a lying position. On examination, the physician notes that he exhibits a positive Gowers’ sign. What is the MOST likely underlying diagnosis?

     कCerebral palsy खSpinal muscular atrophy (SMA) गHypothyroidism घProgressive hypermobility syndrome
     💬 टिप्पणी / गल्ती रिपोर्ट (०)

     छलफल / प्रश्न उत्तरमा गल्ती छ

     पठाउनुहोस्

     टिप्पणी जाँचपछि मात्र देखिन्छ।

528. In a newborn diagnosed with congenital adrenal hyperplasia (CAH), you would MOST likely observe which of the following findings?

     कHypothyroidism खHypernatremia गIncreased risk of sepsis घAdrenal androgen excess
     💬 टिप्पणी / गल्ती रिपोर्ट (०)

     छलफल / प्रश्न उत्तरमा गल्ती छ

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     टिप्पणी जाँचपछि मात्र देखिन्छ।

529. A 32-year-old woman presents with a positive urine pregnancy test and reports experiencing severe abdominal pain, vaginal bleeding, and signs of preterm labor at 28 weeks gestation. What is the MOST appropriate initial management?

     कImmediate induction of labour खAdministration of intravenous corticosteroids गMagnesium sulfate for seizure prophylaxis घObservation and close monitoring
     💬 टिप्पणी / गल्ती रिपोर्ट (०)

     छलफल / प्रश्न उत्तरमा गल्ती छ

     पठाउनुहोस्

     टिप्पणी जाँचपछि मात्र देखिन्छ।

530. A newborn presents with marked cyanosis, respiratory distress, and a systolic murmur. Which of the following conditions is MOST likely?

     कP premature closure of the ductus arteriosus खClassic phenylketonuria गTransient neonatal tachypnea syndrome घHypoxic-ischemic encephalopathy
     💬 टिप्पणी / गल्ती रिपोर्ट (०)

     छलफल / प्रश्न उत्तरमा गल्ती छ

     पठाउनुहोस्

     टिप्पणी जाँचपछि मात्र देखिन्छ।