CSN CSN Weight Management & Body Composition

Question 1

Which method is considered the gold standard for measuring body composition in a clinical or research setting?

Accepted Answer

Dual-energy X-ray absorptiometry (DEXA)

Answer

Bioelectrical impedance analysis (BIA)

Answer

Skinfold calipers (3-site method)

Answer

BMI calculation

Question 2

What is 'Relative Energy Deficiency in Sport' (RED-S)?

Accepted Answer

A syndrome where inadequate energy availability relative to exercise impairs health and performance across multiple organ systems

Answer

A condition caused by eating too many carbohydrates

Answer

A type of overtraining syndrome specific to strength athletes

Answer

A vitamin deficiency common in endurance athletes

Question 3

What is the minimum recommended energy availability (EA) threshold to maintain normal physiological function in athletes?

Accepted Answer

30 kcal/kg fat-free mass/day

Answer

20 kcal/kg fat-free mass/day

Answer

45 kcal/kg fat-free mass/day

Answer

60 kcal/kg fat-free mass/day

Question 4

A sports nutritionist working with a weight-class athlete who wants to 'cut' 5 lbs in 7 days should primarily advise:

Accepted Answer

A gradual approach focusing on reducing water retention through controlled carbohydrate and sodium reduction, with rehydration plan post-weigh-in

Answer

Severe caloric restriction and sauna use for 5 consecutive days

Answer

Diuretics to maximize water loss the night before weigh-in

Answer

Complete fasting for the final 3 days before competition

Question 5

Which equation is most commonly used by CSN practitioners to estimate resting metabolic rate (RMR)?

Accepted Answer

Cunningham equation (lean mass-based)

Answer

Harris-Benedict equation

Answer

Mifflin-St Jeor equation

Answer

Fick equation

Question 6

What is the typical range of recommended weekly body weight loss to minimize muscle loss during a cutting phase?

Accepted Answer

0.5–1% of body weight per week

Answer

2–3% of body weight per week

Answer

3–5% of body weight per week

Answer

No more than 0.1% per week