PC/XT机中若对从片8259A写入的ICW2是70H,则该8259A芯片的IRQ5的中断矢量存储的地址是()。
A.75H
B.280H
C.300H
D.1D4H
参考答案:D
新生儿出生时红细胞数高达(5~7)×10/L,血红蛋白量为150~230g/L,最可能的原因是
A.胎儿期处于相对缺氧状态
B.胎儿血红蛋白寿命长
C.胎儿期骨髓造血功能活跃
D.分娩过程胎儿反应性红细胞升高
E.其余选项都不是
The nurse applies a fetal monitor to a 15-year-old primagravida admitted to the hospital with possible pregnancy-induced hypertension. Which monitor pattern would the nurse expect to observe if the client is experiencing uteroplacental insufficiency()
A. Late deceleration.
B. Early deceleration.
C. Variable deceleration.
D. Fetal acceleration.