问题
单项选择题
颅脑CT没有病理意义的钙化是()
A.侧脑室三角区内球形钙化
B.额-颞部脑回状钙化
C.室管膜下结节状钙化
D.灰白质交界小环形钙化
E.松果体直径>10mm不均匀钙化
答案
参考答案:A
颅脑CT没有病理意义的钙化是()
A.侧脑室三角区内球形钙化
B.额-颞部脑回状钙化
C.室管膜下结节状钙化
D.灰白质交界小环形钙化
E.松果体直径>10mm不均匀钙化
参考答案:A
Artificial flowers are used for scientific as Well as for decorative purposes. They are made from (51) of materials, such as wax and glass, so skillfully that they can scarcely be (52) from natural flowers. In making such models, painstaking skill and artistry are called for, (53) thorough knowledge of plant structure. The (54) of glass flowers in the Botanical Museum of Harvard University is the most famous in North America and is widely known (55) the scientific world. (56) , there are several thousand models in colored glass, the work of two artist naturalists, Leopold Blalschka and his son Rudolph. The intention was to have the collection (57) at least one member of each flower family native to the United States. (58) it was never completed, it contains more than seven hundred species representing 164 families of flowering plants. (59) detail of these is accurately reproduced in color and structure. The models are (60) n locked cases as they are too valuable and fragile for classroom use. |
A.compared
B.distinguished
C.contrasted
D.differed