Moderate

Big source of calcium in the body:_________?

Correct answer: B. Bones

  • A. Mucles
  • B. Bones
  • C. Tendons
  • D. Ligaments

Explanation

Bones store about 99% of the body's calcium, releasing it into the blood when needed for nerve, muscle, and clotting functions. Muscles, tendons, and ligaments contain far less calcium and are not the body's main calcium store.

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