感染控制与患者安全练习卷（附答案）

在感染链中，手卫生切断的是哪一环？

1. A传播途径
2. B仅切断易感宿主
3. C仅切断病原体的储存宿主
4. D仅切断排出途径

在医疗机构中，预防感染传播最重要的单一措施是什么？

1. A保持窗户关闭
2. B给所有患者开抗生素
3. C手卫生
4. D始终佩戴口罩

Which device warns staff when a patient at high risk of falls starts to get up?

1. AAn infusion pump occlusion alarm
2. BA pulse oximeter
3. CA cardiac monitor
4. DA bed or chair exit alarm

A peripheral IV site is red, warm and tender along the vein. What should the nurse do?

1. ARemove the catheter and insert a new one at another site if still needed
2. BIncrease the infusion rate to finish the bag sooner
3. CApply a warm pack and keep using the same site
4. DFlush the catheter harder to clear the vein and keep using the same site

Before helping a patient from bed into a wheelchair, what should the nurse do with the wheelchair?

1. ALock the brakes and place it close to the bed on the patient’s stronger side
2. BPlace it at the foot of the bed, facing away
3. CPlace it on the patient’s weaker side so that side is supported
4. DLeave the brakes off so the chair can move along with the patient during the pivot

A patient has received oral radioactive iodine therapy. Which precaution is usually taken?

1. ALet the patient share a bathroom with other patients
2. BEncourage pregnant visitors to sit close to the patient to give emotional support
3. CPlace the patient on droplet precautions with a surgical mask
4. DLimit time close to the patient and handle body fluids per radiation policy

A patient with pneumonia has low blood pressure and a raised serum lactate. What does the raised lactate suggest?

1. APoor tissue perfusion, a sign of sepsis-related shock
2. BMild dehydration from poor intake, with no further concern
3. CRecovery from the infection is beginning
4. DA normal response to having a fever

A patient on a general ward for two days is found to have smear-positive pulmonary TB. What should the nurse do besides moving the patient to an airborne isolation room?

1. AClose the ward to all new admissions for a full year
2. BInform infection prevention so exposed patients and staff can be identified and followed up
3. CNothing more, because the patient has now been isolated
4. DTell all the exposed patients to start TB drugs at once, before any testing