脑膜中动脉一般起源于（）
A.颌内动脉
B.颈内动脉
C.颈外动脉
D.椎基底动脉
E.以上均不对
参考答案：A
A client, a gravida 3 para 2 at 35 weeks’ gestation, comes in to the antepartum clinic for a check-up. She has been experiencing backaches after standing all day at her job as a grocery clerk. Which of the following exercise would the nurse suggest to relieve backache
A. The pelvic tilt.B. Squatting.C. Stretching.D. Walkin
被吊销《食品流通许可证》的，其直接负责的主管人员自处罚作出之日起（）年内不得从事食品经营管理工作。
A、两年
B、三年
C、四年
D、五年
