《韩熙载夜宴图》是哪个画家的作品?
A. 周昉
B. 顾闳中
C. 张宣
D. 吴道子
A 3-year-old child presents at the physician's office with symptoms of coryza, conjunctivitis, low-grade fever, and Koplik's spots. The causative agent of this disease belongs to which group of viruses?
Adenovirus
B. Herpesvirus
C. Picornavirus
D. Orthomyxovirus
E. Paramyxovirus
German measles virus (rubella), a common cause of exanthema in children, is best described by which of the following statements
A. Measles (rubeola) and German measles (rubella) are caused by the same virus
B. Incubation time is approximately 3 to 4 weeks
C. Vesicular rashes are characteristic
D. Onset is abrupt with cough, coryza, and fever
E. Specific antibody in the serum does not prevent disease
SARS-CoV is primarily transmitted by
A. Respiratory transmission
B. Sexual activity
C. Fecal-oral route
D. Insect transmission
E. Vertical transmission from mother to child