感染控制与患者安全练习卷（附答案）

Under US OSHA rules, how often must a health care worker be fit-tested for a tight-fitting respirator such as an N95?

1. AEvery five years, at license renewal
2. BOnly after the worker has an exposure
3. CAt least once a year, and when the model changes
4. DOnce only, when the worker is first hired by the hospital

对跌倒高风险患者，床应如何设置？

1. A调至最高位
2. B松开刹车以便快速移动
3. C调至最低位并锁定刹车
4. D始终拉起四侧床栏

Which precautions are used for a patient with Mycoplasma pneumoniae pneumonia?

1. AAirborne precautions
2. BStandard precautions only
3. CContact precautions only
4. DDroplet precautions

An order uses the abbreviation “MS”. Why is this unsafe?

1. AIt is the abbreviation for milliseconds, not a drug
2. BIt means the drug must be given by mouth only
3. CIt can mean either morphine sulfate or magnesium sulfate
4. DIt is reserved for drugs used in multiple sclerosis

A patient on oxygen is being taken to another department by wheelchair. What should the nurse check first?

1. AThat the oxygen is turned off during the transfer to save the supply in the tank
2. BThat the cylinder is placed on the patient’s lap
3. CThat the cylinder is the largest size available
4. DThat the portable cylinder has enough oxygen for the whole trip

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

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

一名患者因急性腹泻入院，怀疑为艰难梭菌（C. difficile）感染。检测结果尚未出来。接触传播预防应何时开始？

1. A仅在检测结果呈阳性时
2. B腹泻三天之后
3. C立即开始，无需等待检测结果
4. D仅在患者发热时

Which position is especially dangerous for a patient in physical restraints?

1. ASitting upright in bed
2. BLying face down (prone)
3. CLying on the side
4. DLying on the back with the head raised