Which of the following is NOT mentioned in the text as one of the factors that may influence brain shrinkage
A. indulgence in drinking
B. education
C. emotional fluctuations
D. hypertension
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患者，女，33岁，发现右乳房肿物3个月，偶有胀痛，检查左乳内上象限可及3cm×2cm肿物，呈伞状，有结节，周围边界不清，质中等，活动可，同侧腋未及肿大淋巴结。最可能的诊断为
A. 乳腺癌
B. 慢性囊性乳腺病
C. 乳管内乳头状瘤
D. 乳腺纤维腺瘤
E. 乳腺结核
患者，女，64岁，右乳头瘙痒1年，逐渐加重为刺痛、烧灼感，乳头有碎屑脱皮，轻度糜烂。首先应考虑诊断
A. Paget病
B. 乳头皮肤鳞癌
C. 乳腺导管内乳头状瘤
D. 乳腺增生症
E. 乳腺炎
Which of the following may NOT be the way to keep brains alert
A. Chang to a new working environment
B. go out for sightseeing
C. keep doing everyday work
D. doing crosswords
We can know from the first paragraph that______.
A. Brains of the more-educated people may become more contracted when they get aged
B. Education may do harm to people's brains
C. More educated people may suffer from brain tissue loss
D. The less educated can resort to more cognitive reserves when aged
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