One of the following can cause unilateral dilated fixed pupil

Correct Answer: D

Rationale: Tentorial herniation compresses the oculomotor nerve, leading to a fixed, dilated pupil. This occurs due to increased intracranial pressure, which causes brain herniation, affecting the parasympathetic fibers controlling pupil constriction.

Correct Answer: B

Rationale: Anaphylaxis leads to massive vasodilation and decreased systemic vascular resistance, resulting in hypotension and shock.

Correct Answer: C

Rationale: Exposure to non-TB mycobacteria can cause cross-reactivity, leading to a false-positive tuberculin skin test.

Correct Answer: A

Rationale: Digitalization raises significant concerns about data privacy, as personal information is increasingly stored and transmitted electronically.

Correct Answer: B

Rationale: Look, listen, and feel' is a basic life support step to check for breathing before initiating resuscitation.