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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The 'incubation period' of a disease is defined as the time between:
सही उत्तर: क) Entry of the infectious agent and onset of the first symptom or sign
The incubation period runs from entry of the agent to the first clinical sign or symptom; the gap between onset in primary and secondary cases is the serial interval.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Chagas disease (American trypanosomiasis) is transmitted by:
सही उत्तर: ख) Reduviid (triatomine) bugs
Trypanosoma cruzi is passed in the faeces of triatomine ('kissing') bugs; tsetse flies transmit African sleeping sickness.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The anopheline mosquito is the vector of:
सही उत्तर: ग) Malaria
Only female Anopheles mosquitoes transmit human malaria; dengue and chikungunya are spread by Aedes and JE mainly by Culex.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Tetanus vaccine is an example of a:
सही उत्तर: घ) Toxoid
Tetanus toxoid is formaldehyde-inactivated tetanus toxin that stimulates antitoxin production.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The 'shake test' in the cold chain is used to check whether:
सही उत्तर: क) An adsorbed vaccine such as tetanus toxoid has been damaged by freezing
Frozen adsorbed vaccines (e.g. TT, DPT, hepatitis B) form flakes that sediment faster than in a non-frozen control vial after shaking.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Among routinely used vaccines, the one most sensitive to heat is:
सही उत्तर: घ) Oral polio vaccine
OPV is the most heat-sensitive vaccine and is kept frozen at central stores; toxoids and hepatitis B vaccine are relatively heat-stable but damaged by freezing.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Which of the following is a killed (inactivated) vaccine?
सही उत्तर: ग) Salk polio vaccine (IPV)
IPV contains formalin-inactivated poliovirus; OPV, measles and BCG are live attenuated vaccines.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Epidemic (louse-borne) typhus is transmitted by:
सही उत्तर: ख) The human body louse, Pediculus humanus corporis
Rickettsia prowazekii is transmitted when infected louse faeces are rubbed into bite wounds; overcrowding and poor hygiene favour epidemics.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The oriental rat flea, Xenopsylla cheopis, is the main vector of:
सही उत्तर: घ) Plague
X. cheopis transmits Yersinia pestis (plague) and Rickettsia typhi (endemic murine typhus) from rats to humans.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Farmer's lung is a hypersensitivity pneumonitis caused by spores of thermophilic actinomycetes such as:
सही उत्तर: क) Saccharopolyspora rectivirgula in mouldy hay
Saccharopolyspora (formerly Micropolyspora/Faenia) rectivirgula in mouldy hay causes farmer's lung; Aspergillus clavatus causes malt worker's lung.
💬 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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