Final answer:
Miners exposed to manganese dust may develop Manganese toxicity, with symptoms affecting the central nervous system and respiratory issues. The correct answer is option c).
Step-by-step explanation:
Miners who inhale large quantities of manganese dust on the job over prolonged periods are most likely to show symptoms of c) Manganese toxicity. Manganese toxicity is characterized by symptoms such as tremors, difficulty walking, and mental disturbances, resembling those seen in Parkinson’s disease.
Unlike the symptoms of Mercury poisoning, which include muscle weakness, poor coordination, and memory problems, or Carbon monoxide exposure, which is associated with headache, dizziness, and confusion, manganese toxicity has a distinct clinical presentation due to direct effects on the central nervous system.
Workers exposed to manganese may also experience lung problems and other respiratory issues. Symptoms of Manganese toxicity include tremors, difficulty with movement, psychiatric symptoms, and cognitive impairments.