某男性,建筑工人。夏季在某工地施工,突然感到头痛、头晕、全身无力来院就诊。经检查体温正常,并见其四肢肌肉痉挛。此工人可能患何种疾病()。
在某氨基酸水溶液中加入碱,使溶液pH为8,此时氨基酸为阴离子,该氨基酸pI是 ()
Teddy came to my ____ with a cheque of $200 to pay my room rate, after I phoned him that my wallet had been stolen.
A. attendance B. assistance C. rescue D. safety
男,18岁,少语、少动一年,近半年来不知主动洗澡更衣,对亲友冷淡,常闭门独坐,喃喃自语,时无故发笑。最可能的诊断是 ()