FREE Macro Coach Macronutrient Science Fundamentals Questions and Answers

Question 1

A client aiming for muscle hypertrophy is resistance training 4-5 days per week.
Based on current scientific consensus, which of the following daily protein intake ranges is most effective for maximizing muscle protein synthesis?

Accepted Answer

1.6 - 2.2 g/kg of body weight

Answer

0.8 - 1.2 g/kg of body weight

Answer

1.2 - 1.5 g/kg of body weight

Answer

2.5 - 3.0 g/kg of body weight

Question 2

Which of the following best describes the primary role of dietary fat for an athlete?

Accepted Answer

To aid in the absorption of fat-soluble vitamins and serve as an energy source for lower-intensity exercise.

Answer

To serve as the main energy source for high-intensity exercise.

Answer

To provide the most readily available source of energy for the brain.

Answer

To be the primary building block for muscle repair and growth.

Question 3

A client is preparing for a short, high-intensity event (e.g., a 400-meter sprint) and wants to know the best type of carbohydrate to consume for quick energy. Which of the following would be the most appropriate recommendation?

Accepted Answer

Simple carbohydrates, like a sports drink or gel, because they are rapidly digested and absorbed.

Answer

Complex carbohydrates, like oatmeal, because they provide sustained energy.

Answer

Fiber-rich carbohydrates, like beans and lentils, to ensure stable blood sugar.

Answer

Foods high in fructose, like a large apple, as the sole source for immediate energy.

Question 4

What is the key difference between the Glycemic Index (GI) and the Glycemic Load (GL)?

Accepted Answer

GI ranks how quickly a food raises blood sugar, while GL accounts for both the speed and the amount of carbohydrate in a serving.

Answer

GI measures the effect on blood sugar, while GL measures the effect on insulin.

Answer

GI is used for simple carbs, while GL is used for complex carbs.

Answer

GI is a percentage, while GL is a score out of 200.

Question 5

A client is following a well-structured macro plan but is experiencing fatigue and poor recovery after workouts. They mention they are avoiding all fats to keep calories low. Which physiological process is most likely being negatively impacted by the lack of dietary fat?

Accepted Answer

Hormone production and nutrient absorption.

Answer

Muscle glycogen storage.

Answer

Production of digestive enzymes.

Answer

Hydration and electrolyte balance.

Question 6

Which macronutrient has the highest Thermic Effect of Food (TEF), meaning the body expends the most calories to digest, absorb, and metabolize it?

Accepted Answer

Protein

Answer

Carbohydrates

Answer

Dietary Fiber

Answer

Fat