Spot the odd one out

Exercise and reference answers

Questions

1. Items

   1. Potassium
   2. Sodium
   3. Chloride
   4. Bicarbonate

   Odd item

   Potassium

2. Items

   1. Hyponatremia
   2. Osteoporosis
   3. Hyperchloremia
   4. Hyperphosphatemia

   Odd item

   Osteoporosis

Instructions

Tap the item that doesn't belong with the other three.

Explanation