II 导联,25 mm/s,10 mm/mV1 个小格 = 0.04 s,1 个大格 = 0.20 s条带长度 6 s
1经皮起搏
2立即除颤
3同步电复律
4心肺复苏(不可电击心律)
13.优先排序与委派中等
A patient has a nasogastric tube on suction. Which task can the nurse delegate to a nursing assistant?
AGiving mouth care
BAssessing the drainage for blood
CIrrigating the tube when it blocks
DChecking the tube’s position
14.优先排序与委派困难
A patient at 36 weeks of pregnancy has sudden severe abdominal pain, a hard, board-like uterus and dark vaginal bleeding. What should the nurse suspect?
APlacenta previa, which is usually painless
BNormal labor contractions starting
CPlacental abruption, which is an emergency
DA urinary tract infection
15.感染控制与患者安全中等
A patient has botulism after eating contaminated food. Which precautions are needed?
AContact precautions
BAirborne precautions
CStandard precautions
DDroplet precautions
16.感染控制与患者安全困难
A nurse finds an unknown liquid leaking from a container in the utility room, with a strong smell. What should the nurse do first?
ALeave the area, keep others out and alert the trained response team
BPour water over it to dilute it
CMove closer and smell it carefully to identify what the substance is
Which patient's result should the nurse act on first?
AHemoglobin 6.4 g/dL (64 g/L) with new chest pain and a pulse of 124/min
BPlatelets 140 × 10³/µL in a patient with mild chronic liver disease
CHemoglobin 9.6 g/dL (96 g/L) in a patient with stable chronic kidney disease
DFerritin 15 ng/mL in a well patient with known iron-deficiency anemia on oral iron
3溶液
1.护理学基础
答案: B · To stop the airways and secretions from drying out
为什么是这个答案
Dry gas at high flow dries the mucous membranes and thickens secretions. Humidification keeps the airways moist and secretions easier to clear.
答案
B · To stop the airways and secretions from drying out
2.护理学基础
答案: C · Diffuse, irregular redness in a skin fold, not over a bone
为什么是这个答案
Moisture lesions are usually superficial, diffuse and irregular, often in the natal cleft or skin folds. Pressure ulcers are typically over bony prominences and may have necrotic tissue.
答案
C · Diffuse, irregular redness in a skin fold, not over a bone
3.临床护理
答案: D · To rule out bleeding in the brain
为什么是这个答案
A CT scan distinguishes haemorrhagic from ischaemic stroke. Clot-busting drugs are only given when bleeding has been excluded and other criteria are met.
Mouth care is routine and important because the patient cannot eat or drink. Checking position, irrigating the tube and assessing drainage need nursing skills and judgement.
答案
A · Giving mouth care
14.优先排序与委派
答案: C · Placental abruption, which is an emergency
为什么是这个答案
Painful bleeding with a rigid, tender uterus suggests placental abruption, where the placenta separates early. Mother and baby are at risk, so urgent escalation and monitoring are needed.
答案
C · Placental abruption, which is an emergency
15.感染控制与患者安全
答案: C · Standard precautions
为什么是这个答案
Botulism is caused by a toxin and does not spread from person to person, so standard precautions are used. Suspected cases are reported to public health at once.
答案
C · Standard precautions
16.感染控制与患者安全
答案: A · Leave the area, keep others out and alert the trained response team
为什么是这个答案
An unknown chemical spill may be toxic or flammable. The nurse moves people away, prevents entry and calls the designated hazardous materials team, who check the Safety Data Sheet and use the right equipment.
答案
A · Leave the area, keep others out and alert the trained response team
答案: A · Hemoglobin 6.4 g/dL (64 g/L) with new chest pain and a pulse of 124/min
为什么是这个答案
Severe anemia with chest pain and tachycardia suggests the heart is not receiving enough oxygen, which needs urgent action, often including transfusion. The other results are mildly abnormal but expected or stable.核对依据:Anemia · StatPearls (NCBI Bookshelf) (2026)
答案
A · Hemoglobin 6.4 g/dL (64 g/L) with new chest pain and a pulse of 124/min