【名词&注释】
体外受精(in vitro fertilization)、肉芽肿性(granulomatous)、中晚期胃癌(medium and advanced gastric cancer)、同源人工授精(artificial insemination by husband)、异源人工授精(artificial insemination by donor)、无性生殖(asexual reproduction)、化脓性炎(purulent inflammation)
[单选题]流行乙型脑炎的病变性质为
A. 浆液性炎
B. 化脓性炎(purulent inflammation)
C. 肉芽肿性炎
D. 渗出性炎
E. 变质性炎