ACE Nutrition & Weight Management 3

Question 1

What is the recommended pre-exercise meal timing and composition to optimize performance for a moderate-intensity workout lasting 60 minutes?

Accepted Answer

Carbohydrate-rich, low-fat meal consumed 2–4 hours before

Answer

High-fat, high-protein meal consumed 30 minutes before

Answer

A fasting state to maximize fat oxidation

Answer

A high-fiber meal immediately before exercise

Question 2

What does the glycemic index (GI) of a food measure?

Accepted Answer

How rapidly a carbohydrate-containing food raises blood glucose compared to pure glucose

Answer

The total fiber content of a food relative to its serving size

Answer

The ratio of simple to complex carbohydrates in a food

Answer

The caloric density of a carbohydrate-containing food

Question 3

Which post-exercise nutrition strategy is most effective for promoting muscle glycogen resynthesis after a high-intensity training session?

Accepted Answer

Consuming carbohydrates with some protein within 30–45 minutes

Answer

Consuming a high-fat snack within 30 minutes

Answer

Waiting 2 hours before eating to maximize fat burning

Answer

Consuming only protein to stimulate muscle protein synthesis

Question 4

A client loses 2% of body weight through sweat during a workout. According to research, what is the most likely effect on their aerobic performance?

Accepted Answer

A measurable decline in aerobic performance

Answer

No significant effect on performance

Answer

A slight improvement due to reduced body mass

Answer

Complete inability to continue exercise

Question 5

Which dietary approach is most strongly supported by evidence for improving long-term endurance performance in athletes?

Accepted Answer

Periodized carbohydrate intake matched to training demands

Answer

Ketogenic diet with less than 50g carbohydrates per day

Answer

Elimination of all dietary fat below 10% of calories

Answer

High-protein diet with 3.0 g/kg body weight daily

Question 6

Which of the following sports nutrition supplements has the most consistent scientific evidence supporting improvements in high-intensity exercise performance?

Accepted Answer

Creatine monohydrate for repeated short-burst activities

Answer

Branched-chain amino acids (BCAAs) taken during exercise

Answer

Glutamine for immune function during heavy training

Answer

HMB (beta-hydroxy-beta-methylbutyrate) for novice lifters

Question 7

When counseling a weight-loss client, which behavior-change strategy aligns with ACE's Lifestyle & Weight Management Coach scope of practice?

Accepted Answer

Using motivational interviewing to explore the client's readiness to change

Answer

Prescribing a 1,000 kcal/day diet plan

Answer

Diagnosing emotional eating disorder and creating a treatment plan

Answer

Recommending specific prescription weight-loss medications