The target of most antifungal drugs is A. the ribosomes in fungal cell B. fungal

Question

The target of most antifungal drugs is A. the ribosomes in fungal cell B. fungal cell nucleus. C. cholesterol in fungal cell membrane D. ergosterol in fungal cell membrane E. cholesterol AND ergosterol i fungal cell membrane The pathogen responsible for "strep throat " is A. Staphylococcus aureus positive for alpha toxin B. Staphylococcus pyogenes beta hemolytic, group A C. Staphylococcus pyogenes alpha hemolytic, group B D. Staphylococcus pneumonia alpha hemolytic The most common bacterial pathogen(s) involved with sinusitis conjunctivitis is/are A. S aureus B. H influenzae C. S pneumoniae D. S. epidermidis E. H. influenzae AND S pneumoniae A vaccine for the common cold is not feasible because A. the surface antigens of rhinovirus mutate frequently. B. the cause is unknown. C. the rhinovirus cannot be grown in sufficient quantities. D. there are more than 100 sero-types of rhinovirus. Common Cold infections can be effectively treated A. antibiotics. B. aspirin and acetaminophen. C. proteases. D. nucleotide analogs. E. None of the choices is correct.

Explanation / Answer

32.E.

Cholesterol and ergosterol in cellmembrane is targetted. All azoles act in this way.

33.B.

Streptococcus pyigenes is the most common causative agent of sore throat. It also causes non suppurative infections like acute glomerulonephritis.

34.E.

H.influenzae a gram negative coccobacilli and S.pneuminiae a gram positive cocci are the most common causative agents of sinusitis and conjunctivitis.

35.D

There are many serotypes of rhinovirus which makes very difficult to prepare a vaccine for all of them.

36.E.

Common cold cannot be treated. Any medication we take just relieves us from symptoms like muscle ache, fever etc.

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