One of the following differentiates organophosphate poisoning and methamphetamine intoxication from bark scorpion envenomations

Correct Answer: B

Rationale: Roving eye movements are a distinguishing feature of scorpion envenomation.

Correct Answer: A

Rationale: Truancy is not considered normal behavior in young children. It often signals deeper issues such as family disorganization, abuse, or risk behaviors like substance use.

Correct Answer: A

Rationale: Peribronchial thickening is commonly seen in children with asthma due to chronic airway inflammation and mucus buildup.

Correct Answer: A

Rationale: Cytochrome b5 reductase deficiency impairs the reduction of methemoglobin back to functional hemoglobin, causing methemoglobinemia.

Correct Answer: C

Rationale: Wheezing apart from colds is a strong predictor of persistent asthma, suggesting airway hyperreactivity rather than transient viral-induced wheezing.