Devin is an 18-year-old high school track athlete who competes in field events. His specialties are the shot put and discus. He was ranked 12th in the state in shot put as a junior. His goal is to win the state championship this year as a senior. He has 6 months to train before the regional and state meets. He plans to gain 5 to 8 pounds of muscle mass in the next 2 months so that during peak training he will be bigger and stronger. However, he has not yet implemented any dietary changes that would initiate the weight gain process. His current intake is listed in the table below. He is 5′11″ and weighs 210 pounds. Complete the table below with a revised meal plan that will help Devin meet his weight gain goal. Please document the justification for any changes in the third column.
Sample Meal Plan: Devin
Current:
Meals/SnacksRevised:
Meals/snacksReason for change
Breakfast:
Raisin Bran cereal, 1.5 cups
1% milk, 1 cups
2 eggs, fried in butter
Orange juice, 12 oz
Breakfast total:
Total Calories: 798
Protein (g): 31
Lunch:
Ham sandwiches (3–4 oz), 2
Potato chips, 1 oz pkg
Large apple, 1
Cola, 12 oz
Lunch Total:
Total Calories: 953
Protein (g): 48
Snack:
Protein shake, ready to drink, 1 (12 oz)
Snack Total:
Total Calories: 220
Protein (g): 22
Dinner:
Baked fish, 8 oz
Broccoli, cooked, 1 cup
Wild rice, 1 cup
Cola, 12 oz
Dinner Total:
Total calories: 660
Protein (g): 61
Snack:
Usually no evening snack
Snack Total:
Total Calories: 0
Protein (g): 0
Total Daily Intake:
Total Calories: 2,631
Protein (g): 162Total Daily Intake:
Total Calories:
Protein:
Revised Meal Plan:
Total Calories:
Protein (g): (% of total calories)
Students should calculate Devin’s energy and protein need to assist in completing the revised dietary plan in the table.
Calculations (show all math):
Calories: Use the Harris-Benedict equation to estimate Devin’s overall kcal needs.
Don’t forget to multiply by activity factors of 1.6 and 2.4 to get a range of calories that should be consumed.
Protein Requirements:
Using readings from this class, calculate Devin’s protein needs (how many grams/day)?
Express the grams/day of protein as a percentage of total calories. Is this in line with the AMDR for protein?
Hint: Devin’s protein intake is in the appropriate range, so what types and amounts of CHO and FAT did you prescribe Devin?
Describe the number of kcals you increased in Devin’s diet and your rationale for this amount.
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