一主子午线聚焦在视网膜上，另一主子午线聚焦在视网膜之前称为() ["A．混合散光","B．单纯远视散光","C．复合近视散光","D．复合远视散光","E．单纯近视散光"]
溶血性链球菌()葡萄球菌()淋病双球菌() ["A．乳酪状脓液","B．黄绿色稠厚脓液","C．稀薄带血性脓液","D．胆汁样脓液","E．白色或金黄色无臭脓液"]
下列哪项可以既提高轴向分辨力又提高横向分辨力() ["A．缩短脉冲长度","B．使束宽变窄","C．增大声束直径","D．提高探头频率","E．以上均可"]
基底细胞癌临床上分为________、________、________、________和________5型。
隐性远视引起临床症状最早可出现在() ["A．＜6岁","B．6～20岁","C．20～30岁","D．30～40岁","E．＞40岁"]
甲状腺腺瘤囊性变囊内出血()甲状腺腺癌()
