哪种疾病可因缺乏维生素B12引起()
A.干眼病
B.脚气病
C.恶性贫血
D.佝偻病
E.坏血病
参考答案:C
-He didn’t go to the concert yesterday,did he?
-______.He was busy studying for the tests all day.
A.No,he didn’t
B.Yes,he did
C.No,he did
D.Yes,he didn’t
对垂体催乳素瘤的治疗大多采用药物治疗,溴隐停属于哪一类()
A.多巴胺受体激动剂
B.多巴胺受体拮抗剂
C.5-羟色胺再摄取抑制剂
D.5-羟色胺能受体拮抗剂
E.H-受体拮抗剂