Effectiveness and Safety of Supplements in Sports Nutrition

Question 1

Which supplement has consistently demonstrated efficacy in enhancing muscle mass and strength?

Accepted Answer

Creatine

Answer

Caffeine

Answer

Beta-alanine

Answer

Sodium bicarbonate

Question 2

What is the principal physiological pathway through which caffeine exerts its performance-enhancing effects?

Accepted Answer

Stimulation of the sympathetic nervous system

Answer

Enhanced oxygen delivery to muscles

Answer

Reduced lactic acid production

Answer

Increased glucose uptake

Question 3

Among the listed supplements, which one is categorized as a forbidden substance by the World Anti-Doping Agency?

Accepted Answer

Epoetin alfa

Answer

Iron

Answer

Creatine

Answer

Vitamin D

Question 4

For athletes undergoing intensive training, what is the recommended daily protein intake?

Accepted Answer

1.2-1.7 grams per kilogram of body weight

Answer

0.8-1.2 grams per kilogram of body weight

Answer

2.0-2.5 grams per kilogram of body weight

Answer

0.5-0.8 grams per kilogram of body weight

Question 5

Excessive intake of vitamin C can potentially lead to which adverse effect?

Accepted Answer

Increased likelihood of kidney stones

Answer

Nausea

Answer

Diarrhea

Answer

Liver damage

Question 6

In sports nutrition, what is the primary function of carbohydrates?

Accepted Answer

Providing energy during exercise

Answer

Facilitating muscle growth and repair

Answer

Supplying essential vitamins and minerals

Answer

Regulating body temperature

Question 7

For athletes engaging in prolonged exercise, what is the recommended hydration approach?

Accepted Answer

Hydrate before, during, and after exercise

Answer

Consume fluids solely when thirsty

Answer

Drink fluids at regular intervals of 15-20 minutes

Answer

Avoid fluid intake during exercise

Question 8

Which supplement has been shown to have potential benefits in reducing post-exercise muscle soreness?

Accepted Answer

Tart cherry juice

Answer

Glucosamine

Answer

Ibuprofen

Answer

Omega-3 fatty acids

Question 9

What primary role does the liver play in nutrient metabolism?

Accepted Answer

Detoxifying nutrients

Answer

Digesting food

Answer

Storing energy

Answer

Synthesizing protein

Question 10

Which of the following is a well-known potential risk of using anabolic steroids?

Accepted Answer

Increased risk of heart disease

Answer

Improved performance in endurance sports

Answer

Reduced muscle mass

Answer

Enhanced recovery from injuries

Question 11

Which of the following is a potential benefit of creatine use for athletes?

Accepted Answer

Enhanced muscle recovery

Answer

Increased fat loss

Answer

Reduced risk of injury

Answer

Improved cardiovascular health

Question 12

When making informed decisions about supplement use in sports nutrition, which of these is NOT a key principle to follow?

Accepted Answer

Relying on personal experiences or testimonials

Answer

Consulting with a healthcare professional

Answer

Understanding potential risks and benefits

Answer

Considering individual needs and goals

Question 13

Which of the following is NOT a potential benefit of using supplements in sports nutrition?

Accepted Answer

Cure chronic diseases

Answer

Prevent injuries

Answer

Aid recovery

Answer

Enhance performance

Question 14

When choosing a sports supplement, the most important factor to consider is:

Accepted Answer

Scientific evidence supporting its effectiveness

Answer

Celebrity endorsements

Answer

Taste

Answer

Price

Question 15

Which of the following is a potential risk associated with supplement use?

Accepted Answer

Liver damage

Answer

Enhanced sleep quality

Answer

Increased energy levels

Answer

Improved cognitive function

Question 16

What is the primary role of the World Anti-Doping Agency (WADA) in sports nutrition?

Accepted Answer

To regulate and monitor banned substances in sports

Answer

To develop new supplements for athletes

Answer

To promote the use of supplements in sports

Question 17

Which of the following is an example of a banned substance in sports?

Accepted Answer

Anabolic steroids

Answer

Caffeine

Answer

Creatine

Answer

Beta-alanine

Question 18

What is the ethical obligation of sports nutrition professionals regarding supplement use?

Accepted Answer

To provide evidence-based advice and prioritize athlete safety

Answer

To promote supplements for personal financial gain

Answer

To follow industry trends in supplement marketing

Question 19

When evaluating the safety of a sports supplement, a key consideration is:

Accepted Answer

Presence of contaminants or impurities

Answer

Marketing claims

Answer

Taste and smell

Answer

Color and texture

Question 20

The placebo effect, which can impact the effectiveness of supplements, refers to:

Accepted Answer

A psychological response that can mimic the effects of a supplement even without its presence

Answer

A delayed onset of a supplement's effects

Answer

A negative reaction to a supplement

Question 21

Which practice in sports nutrition is both legal and ethical?

Accepted Answer

Using supplements approved by regulatory bodies

Answer

Purchasing supplements from unregulated sources

Answer

Mixing different supplements without medical supervision

Question 22

The most important advice a sports nutrition professional should provide to athletes regarding supplement use is:

Accepted Answer

Consult a qualified healthcare practitioner before using any supplements

Answer

Use multiple supplements simultaneously to maximize results

Answer

Trust product labels and marketing materials explicitly