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Multiple Choice
Which mineral is required for normal muscle and nerve function and aids in water balance?
A
Iron
B
Sodium
C
Calcium
D
Magnesium
Verified step by step guidance
1
Begin by identifying the key functions mentioned in the problem: normal muscle and nerve function, and aiding in water balance.
Consider the role of each mineral option provided: Iron, Sodium, Calcium, and Magnesium.
Iron is primarily involved in oxygen transport in the blood and is not directly related to muscle and nerve function or water balance.
Calcium is crucial for muscle contraction and nerve signaling, but it does not directly aid in water balance.
Magnesium is important for muscle and nerve function, but its role in water balance is not as significant as Sodium, which is essential for maintaining fluid balance and proper nerve function.