A new patient-monitoring screen in a cardiac rehabilitation gym shows normal values as green and critical values as red, with no other difference. A therapist with red-green colour deficiency repeatedly fails to notice when a value becomes critical. Which display-design guideline has been violated?

After each simulated emergency transfer, paramedics complete a short questionnaire rating mental demand, physical demand, temporal demand, performance, effort and frustration. The scores are weighted to give a single workload value. To which workload measurement family does this tool belong?

An outpatient documentation room has soft, uniform ceiling lighting that is adequate for walking around safely. However, staff who read small print on patient files and inspect fine details on forms complain of eye strain and shadows on their papers. Which lighting layer should be added to solve this problem?

A maintenance technician in a hospital plant room moves between the boiler area, the generator room and a quiet office throughout his shift. The safety officer needs his cumulative personal noise exposure for the whole day. Which measuring instrument is most appropriate?

In a hospital department, junior physical therapists never question senior staff, all decisions follow a strict chain of command, and staff opinions are rarely asked for. In a small private clinic, by contrast, everyone's voice is heard regardless of rank. On which dimension of organizational culture do these two workplaces mainly differ

At 2 a.m. the hospital's electronic records system fails. A junior IT technician bypasses his own supervisor and calls the Director of Clinical Operations, who works in a different department at a much higher level, to report the failure directly. Which type of communication channel does this represent?

A rehabilitation centre must inform every staff member that the building will be closed tomorrow because of a gas leak. Management worries that some staff do not check their email outside working hours. Which information-flow guideline should be applied to this critical message?

A physical therapist who had not ridden a bicycle for twenty years gets on an exercise bike and rides smoothly at once, yet she cannot recall the name of a drug she learned about last month in a lecture. Which statement best explains this difference according to the lecture on long-term memory?

While a physical therapist is watching her patient's gait, a status message flashes on the corner of the treadmill screen for about half a second and disappears. She was looking at the screen area at the time but afterwards has no awareness that any message appeared. In which stage of the information-processing pathway was this message held and then lost?

Crew members on an offshore supply vessel complain of nausea and spatial disorientation during long voyages. Measurements show that the dominant whole-body vibration comes from the slow rolling motion of the ship. Which vibration frequency band is most associated with these symptoms?