【名词&注释】
硬膜外血肿(epidural hematoma)、皮下注射(subcutaneous injection)、科护士长(head nurse of the department)、工作计划(working plan)、护理部主任(director of nursing department)、股静脉注射(femoral vein injection)
[多选题]下列有关注射时针头斜面与皮肤所成角度正确的是 ( )
A. 皮内注射5°
B. 皮下注射30°~40°
C. 臀中肌、臀小肌注射90°
D. 头静脉注射20°~25°
E. 股静脉注射(femoral vein injection)45°或90°