Matching Pairs Key Minerals in A&POnline version The body requires certain minerals to function correctly, often in very small amounts. Excess minerals are often not stored, but simply excreted via the urinary system. Calcium and phosphorus are the most abundant minerals required in the body. by Natalia Bilton 1 Iodine 2 Iron 3 Zinc 4 Manganese 5 Sodium 6 Copper 7 Phosphorus 8 Magnesium 9 Calcium 10 Cobalt 11 Potassium Source: Most foods. Stored: Intracellular fluid. Function: Formation of action potentials. Deficiency: Muscle weakness. Heart problems. Source: Salt. Stored: Extracellular fluid. Function: Nerve and muscle function. Fluid balance. Deficiency: Weakness. Source: Meat, dairy products, beans, and nuts. Stored: Blood. Function: Hemoglobin production. Deficiency: Fatigue and anemia. Source: Most foods. Stored: Muscle and bone. Function: Carbon dioxide metabolism, growth and sperm production. Deficiency: Inadequate growth. Source: Meat. Stored: Blood. Function: Part of vitamin B12, which is used for erythropoiesis. Deficiency: Pernicious anemia. Source: Eggs, flour, beans, liver, and fish. Stored: Liver and spleen. Function: Synthesis of hemoglobin. Formation of a coenzyme in the electron transport chain. Deficiency: Fatigue and anemia. Source: Dairy products, beans, and vegetables. Stored: Bone and teeth. Function: Formation of bone and teeth. Blood clotting. Nerve and muscle function. Endocytosis and exocytosis. Deficiency: Bone degeneration. Nerve and muscle malfunction. Source: Seafood, salt, and vegetables. Stored: Thyroid gland. Function: Synthesis of thyroid hormones, such as thyroxine. Deficiency: Goiter and decrease in metabolic rate. Source: Green leafy vegetables, whole grains, legumes, and nuts. Stored: Liver and spleen. Function: Activates enzymes. Nerve and muscle function. Deficiency: Unknown. Source: Dairy products and meat. Stored: Bone and teeth. Function: Formation of bone and teeth. Assistance with the function of many enzymes. Synthesis of ATP, DNA, and RNA. Deficiency: Bone degeneration. Metabolic issues. Source: Most foods. Stored: Intracellular fluid. Function: Formation of bone and teeth. Assistance with the function of many enzymes. Deficiency: Nervous disorders. Blood vessel dilation. Heart arrhythmia.