चिकित्सा शिक्षा आयोग (CEE) बीएस्सी नर्सिङ र बीएनएस प्रवेश तयारी
चिकित्सा शिक्षा आयोग (CEE) – बीएस्सी नर्सिङ र बीएनएस प्रवेश
B.Sc. Nursing & BNS Entrance · Medical Education Commission – CEE
२,०३९ प्रश्न उपलब्ध। मोड छान्नुहोस्:
MBBS/BDS/Nursing 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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Rods of the retina contain the photopigment:
सही उत्तर: घ) Rhodopsin
Rhodopsin (visual purple) in rods is responsible for dim-light vision. Iodopsin in cones is involved in colour vision.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The neurotransmitter released at the neuromuscular junction of skeletal muscle is:
सही उत्तर: ग) Acetylcholine
Motor neurons release acetylcholine, which binds nicotinic receptors on the motor end plate. It is broken down by acetylcholinesterase.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The thermoregulatory centre of the human body is located in the:
सही उत्तर: ख) Hypothalamus
The hypothalamus regulates body temperature, hunger, thirst and many hormones. The pineal gland secretes melatonin.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Which part of the brain maintains body balance and posture?
सही उत्तर: क) Cerebellum
The cerebellum coordinates voluntary movements and maintains posture and equilibrium. The corpus callosum connects the two cerebral hemispheres.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Saltatory conduction of nerve impulses occurs in:
सही उत्तर: घ) Myelinated nerve fibres
In myelinated fibres the impulse jumps from one node of Ranvier to the next, making conduction faster. Non-myelinated fibres conduct continuously and more slowly.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The resting membrane potential of a typical neuron is about:
सही उत्तर: ग) -70 mV
At rest the inside of a neuron is about 70 mV negative relative to the outside, maintained by the Na+/K+ pump and K+ leakage. Around +30 mV is the peak of an action potential.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The pectoral girdle of humans consists of:
सही उत्तर: ख) Clavicle and scapula
Each half of the pectoral girdle is formed by a clavicle and a scapula. Ilium, ischium and pubis fuse to form the hip bone of the pelvic girdle.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The joint between the atlas and the axis vertebrae is a:
सही उत्तर: क) Pivot joint
The atlanto-axial joint is a pivot joint allowing rotation of the head (saying 'no'). The saddle joint is found between the carpal and metacarpal of the thumb.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The number of bones in the adult human skeleton is:
सही उत्तर: घ) 206
An adult human has 206 bones; a newborn has about 300, which fuse during development. The axial skeleton has 80 and the appendicular 126.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Which band of the sarcomere does NOT shorten during muscle contraction?
सही उत्तर: ग) A band
The A band equals the length of the thick (myosin) filaments, which do not change length. The I band and H zone shorten as thin filaments slide inward.
💬 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।
नमस्ते! पाठ्यक्रम, सामान्य ज्ञान, भाषा परीक्षा वा कुनै प्रश्नको उत्तर बुझ्न सोध्नुहोस्।
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