警察是一个历史范畴,是人类社会一定历史阶段的产物。 ( )
参考答案:对
观察下列算式:a=-|-3|,b=+(-0.5),c=|-4|-|-5|,则a,b,c的大小关系是( )
A.b>c>a
B.a>c>b
C.a>b>c
D.c>b>a
A client with thyroid cancer undergoes a thyroidectomy. After surgery, the client develops peripheral numbness and tingling and muscle twitching and spasms. The nurse should expect to administer()
A. thyroid supplements.
B. antispasmodics.
C. barbiturates.
D. IV calcium.