nutrition exam 2

Petros is getting his energy expenditure measured by direct calorimetry. The 1 liter of water surrounding the chamber has an initial reading of 15 degrees Celsius. The final reading is 2015 degrees Celsius. How many calories did he expend?

• 1000

• 1500

• 2000

• 2500

Peg's parents are both obese. She has dieted at least six times, each time losing a considerable amount of weight and subsequently regaining it. Peg does not exercise. Which of the following is true about Peg's situation?

• Her frequent yo-yo dieting have likely led to greater amounts of lean body mass.

• Her problem is genetic and there is no reason for her to attempt to lose weight.

• When she ends a diet, she likely regains additional body fat.

• Her problem results from poor habits, but genetics will prevent her from ever losing weight.

Bill expends 2500 kcal per day. What would be his approximate energy expenditure from basal metabolism?

• 250 to 375 kcal

• 500 to 1050 kcal

• 1200 to 1500 kcal

• 1500 to 2000 kcal

Lower-body obesity, also known as _____ obesity, is a pattern of body fat distribution that is associated with a lower incidence of cardiovascular disease, diabetes mellitus, and hypertension than upper-body obesity.

• android

• gynoid

• morbid

• cardiometabolic

The key to weight loss and maintenance can be thought of as a triad, which consists of three interrelated components. Which of the following is not a component of the weight loss triad?

• Drinking sugar-free beverages

• Controlling calorie intake

• Performing regular physical activity

• Engaging in positive behaviors

The Physical Activity Guidelines recommend that adults should engage in a minimum of ______ minutes of moderate-intensity aerobic activity each week to decrease risks for chronic diseases.

• 60 to 120

• 90 to 150

• 150 to 300

• 300 to 500

Exercise activity thermogenesis (EAT) refers to

• the energy burned during intentional physical activity.

• the energy burned during shivering, sweating, and hydrating.

• the energy burned during spontaneous movements (including fidgeting).

• the energy burned during sleeping, eating, and talking.

When considering physical activity for weight control, keep in mind that sustained aerobic activity, including brisk walking, jogging, or cycling, burns more ______ than resistance activity.

• fat

• protein

• carbohydrates

• muscle

Bill consumes 2500 kcal per day. What would be his approximate energy expenditure from the thermic effect of food?

• 200 to 375 kcal

• 375 to 750 kcal

• 750 to 1500 kcal

• 1500 to 2500 kcal

Men with body fat levels greater than _____ have increased health risks.

• 10%

• 15%

• 20%

• 25%