Negative nitrogen balance indicates net protein breakdown. It occurs during childhood, pregnancy, and recovery from undernutrition, surgery, or illness.

Question

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The first statement is true. Negative nitrogen balance occur s when the intake is less than the output indicating net protein breakdown. The second statement is false. Negative nitrogen balance can occur during prolonged stress, anxiety, insufficient protein or energy intake or from fever and infection.

Negative Nitrogen Balance Indicates Net Protein Breakdown