Review the key concepts, formulae, and examples before starting your quiz.
🔑Concepts
Adolescence is a period of rapid growth and development, which necessitates a Balanced Diet containing , , , , and in the right proportions.
Iron () is a vital mineral for blood formation. It is essential for the synthesis of hemoglobin. Adolescent girls, in particular, need iron-rich foods like leafy vegetables, jaggery, and citrus fruits to compensate for blood loss during menstruation.
Calcium () and Phosphorus () are critical for the 'growth spurt' to ensure the development of strong bones and teeth.
Proteins act as the building blocks of the body, supporting the growth of muscles and the repair of tissues during this transition phase.
The energy requirement of an adolescent is higher than that of an adult or a younger child, measured in kilocalories ().
Avoidance of 'Junk Food' is necessary because, while tasty, it lacks the required nutrients ( and ) and contains excessive and .
📐Formulae
💡Examples
Problem 1:
Calculate the Body Mass Index () of an adolescent girl who weighs and has a height of .
Solution:
Explanation:
By using the formula, we divide the weight by the square of the height to check if the adolescent's growth is within the healthy range for their age group.
Problem 2:
If a balanced meal for a teenager should consist of carbohydrates, proteins, and fats, calculate the energy contribution from proteins if the total daily requirement is .
Solution:
Explanation:
This shows how specific nutrients contribute to the total energy () required for the body's metabolic activities during adolescence.