修复体的固位力与下列哪种因素无关（）
A.修复体与制备牙的密合度
B.接触面积
C.粘固剂的厚度
D.制备牙轴面聚合度
E.制备牙的松动度
参考答案：E
下列神经髓鞘发育哪一项不正确（）
A.丘脑和苍白球1岁成熟
B.视、听神经髓鞘在生后1～2个月形成
C.锥体束在胎儿5～6个月开始到生后2岁完成
D.皮质髓鞘化2～3岁才开始
E.先是向心神经，后是离心神经
A client who has received a new prescription for oral contraceptives asks the nurse how to take them. Which of the following would the nurse instruct the client to report to her primary caregiver（）
A. Breast tenderness.
B. Breakthrough bleeding within first 3 months of use.
C. Decreased menstrual flow.
D. Blurred vision and headache.
