Module 1: Understanding Randomized Controlled Trials in Sports Medicine
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Questions and Answers

What is the primary method of heat loss during exercise when the body is in contact with a cold substance?

  • Evaporation
  • Conduction (correct)
  • Convection
  • Radiation

What is the best way to prevent heat loss through conduction?

  • Insulation (correct)
  • Radiation
  • Evaporation
  • Convection

What is the primary method of heat loss during exercise when the body is not in contact with a cold substance?

  • Convection (correct)
  • Evaporation
  • Radiation
  • Conduction

What is the term for the transmission of heat energy from a source?

<p>Radiation (C)</p> Signup and view all the answers

What is the primary method of heat loss through sweating?

<p>Evaporation (D)</p> Signup and view all the answers

What is the condition characterized by a serum or plasma sodium concentration below 135 mmol/L?

<p>Hyponatremia (D)</p> Signup and view all the answers

What is the term for the superficial and deep freezing of the tissues?

<p>Frostbite (A)</p> Signup and view all the answers

What is the primary goal of acclimatization to heat?

<p>To optimize performance (D)</p> Signup and view all the answers

What is the recommended treatment for hypothermia?

<p>Remove cold and wet conditions, and provide insulation (B)</p> Signup and view all the answers

What is the term for the occurrence of hyponatremia during or up to 24 hours after prolonged physical activity?

<p>Exercise-Associated Hyponatremia (C)</p> Signup and view all the answers

What is the main advantage of a crossover design in a study?

<p>It reduces sample size (A)</p> Signup and view all the answers

What is the primary difference between asthma and exercise-induced bronchospasm (EIB)?

<p>Asthma is a chronic inflammatory disease, while EIB is an intermittent condition (B)</p> Signup and view all the answers

What is the main benefit of a meta-analysis in evidence-based sport medicine?

<p>It is a cheap and simple study design (A)</p> Signup and view all the answers

What is the main limitation of a cross-sectional survey in evidence-based sport medicine?

<p>It only establishes associations between disease and risk factors (A)</p> Signup and view all the answers

What is the primary benefit of having a good warm-up before exercise in individuals with exercise-induced bronchospasm (EIB)?

<p>It minimizes the impact of EIB during subsequent exercise (C)</p> Signup and view all the answers

What is the main difference between EILO and asthma?

<p>EILO is a problem breathing in, while asthma is a problem breathing out (B)</p> Signup and view all the answers

What is the effect of diesel exhaust and traffic-related air pollution on cardiovascular health?

<p>It increases the risk of ischaemic heart disease and stroke (D)</p> Signup and view all the answers

What is the effect of ozone exposure on lung function during exercise?

<p>It consistently worsens lung function (A)</p> Signup and view all the answers

What is a key strategy to reduce the effects of pollution during exercise?

<p>Avoiding exercise during peak pollution hours (A)</p> Signup and view all the answers

What is the main benefit of a hybrid laboratory/ambient model in pollution research?

<p>It provides a realistic pollution exposure with controlled conditions (A)</p> Signup and view all the answers

What is the main reason for the significant decrease in aerobic capacity at altitude?

<p>Changes in air pressure and oxygen availability (B)</p> Signup and view all the answers

What is the primary advantage of cohort studies over RCTs?

<p>Ethically safer and easier to conduct (D)</p> Signup and view all the answers

Which of the following is NOT a mechanism of heat loss?

<p>Insulation (A)</p> Signup and view all the answers

What is the main difference between functional and structural blood flow limitations?

<p>Only occurs during exercise vs. chronic limitation (C)</p> Signup and view all the answers

What is EIB, and what are the symptoms?

<p>Exercise-induced bronchospasm, symptoms: wheezing, chest tightness, and coughing (A)</p> Signup and view all the answers

What is the definition of doping in the context of athletic competition?

<p>The use of prohibited substances or methods to enhance athletic performance (A)</p> Signup and view all the answers

What is the primary reason why athletes may dope?

<p>To gain a competitive advantage (B)</p> Signup and view all the answers

What are the two categories of frostbite based on severity?

<p>Superficial and deep (A)</p> Signup and view all the answers

What is the primary mechanism by which exercise can cause EIB in susceptible individuals?

<p>Transient airway narrowing (D)</p> Signup and view all the answers

What is the term for the condition in which an athlete feels 'tired' and 'down', and is not interested in training or school?

<p>Overtraining syndrome (B)</p> Signup and view all the answers

What is the primary purpose of making decompression stops during a dive?

<p>To off-gas the extra nitrogen (A)</p> Signup and view all the answers

What percentage of energy expenditure is accounted for by basal metabolic rate?

<p>70% (C)</p> Signup and view all the answers

What type of diving equipment does not capture the breath exhaled by the diver?

<p>Scuba diving (A)</p> Signup and view all the answers

What is the term used to describe the health consequences of relative energy deficiency in sport?

<p>RED-S (C)</p> Signup and view all the answers

What is the primary goal of treatment for RED-S?

<p>To restore or normalize body weight (D)</p> Signup and view all the answers

What is the term for the type of injury that can occur when a diver fails to equalize the air space in their mask during descent?

<p>Mask squeeze (B)</p> Signup and view all the answers

What type of diving is commonly used for working on underwater structures and takes a longer period of time?

<p>Commercial diving (A)</p> Signup and view all the answers

What is the law that states that the pressure of a given mass of an ideal gas is inversely proportional to its volume at a constant temperature?

<p>Boyle's Law (A)</p> Signup and view all the answers

What happens to the volume of air in a bucket as it is lowered to 10m of depth?

<p>It is halved (A)</p> Signup and view all the answers

What is the reason for not holding your breath while diving?

<p>To avoid the expansion of the lungs (C)</p> Signup and view all the answers

What is the condition characterized by a low level of carbon dioxide in the blood, leading to a blackout?

<p>Hypocapnia (B)</p> Signup and view all the answers

What is the primary purpose of a rebreather in diving?

<p>To capture the breath exhaled by the diver (A)</p> Signup and view all the answers

What is the term used to describe the feeling of needing to breathe when the carbon dioxide level in the blood reaches a certain threshold?

<p>Respiratory drive (C)</p> Signup and view all the answers

What is the effect of reducing the amount of CO2 in the blood through hyperventilation before a dive?

<p>It reduces the urge to breathe (C)</p> Signup and view all the answers

What is the term used to describe the passing out while underwater, often leading to drowning or other serious consequences?

<p>Shallow water blackout (A)</p> Signup and view all the answers

What is the primary method of assessing the risk of RED-S in athletes?

<p>RED-S CAT (C)</p> Signup and view all the answers

What is the primary cause of Decompression Sickness?

<p>Formation of bubbles of inert gases in the bloodstream (D)</p> Signup and view all the answers

What is the term that encompasses both Decompression Sickness and Arterial Gas Embolism?

<p>Decompression Illness (B)</p> Signup and view all the answers

What is the cause of blood to extravasate to squeeze outside the vessels into the sclera of the eye?

<p>Pressure differential between the inside of the scuba diving mask and the ambient pressure (A)</p> Signup and view all the answers

What is the recommended treatment for Decompression Sickness?

<p>Oxygen therapy and emergency evacuation (C)</p> Signup and view all the answers

What is the condition characterized by airway obstruction, which can lead to gas trapping and pulmonary barotrauma?

<p>Asthma (C)</p> Signup and view all the answers

Who is most at risk of experiencing ear squeeze?

<p>People with upper respiratory tract infection (A)</p> Signup and view all the answers

What is the characteristic appearance of the sinus in a sinus squeeze?

<p>Gray balloons (D)</p> Signup and view all the answers

What is the recommended treatment for Immersion Pulmonary Edema?

<p>Medication to reduce pulmonary artery pressure (B)</p> Signup and view all the answers

What is the primary function of the sinus?

<p>To make the skull lighter (B)</p> Signup and view all the answers

What is the symptom of Arterial Gas Embolism that affects the heart?

<p>Cardiac arrest (B)</p> Signup and view all the answers

What is the risk factor for Decompression Sickness?

<p>All of the above (D)</p> Signup and view all the answers

What is the term for gas trapping that can lead to pulmonary barotrauma?

<p>Pneumothorax (A)</p> Signup and view all the answers

What is the definition of overtraining?

<p>An accumulation of training and non-training stress in short term decrement in performance capacity (C)</p> Signup and view all the answers

What is the outcome of patients with severe Decompression Sickness who receive treatment?

<p>75% will become completely asymptomatic (A)</p> Signup and view all the answers

What is the condition characterized by joint pains and paralysis?

<p>Caisson Disease (B)</p> Signup and view all the answers

What is the primary symptom of overtraining?

<p>Increased fatigue despite adequate recovery time (A)</p> Signup and view all the answers

What is the principle behind Henry's Law?

<p>The amount of gas that will dissolve in a liquid is directly proportional to the pressure of the gas (B)</p> Signup and view all the answers

What is the recommended method of preventing overtraining?

<p>Adequate sleep, rest, and nutrition (D)</p> Signup and view all the answers

What is the primary purpose of an athlete journal?

<p>To track enjoyment and coping mechanisms (B)</p> Signup and view all the answers

What is the term for the time it takes to exhaustion during constant velocity?

<p>Time to exhaustion (A)</p> Signup and view all the answers

What is a characteristic of overreaching?

<p>Rapid recovery with rest typically within 2-3 weeks (B)</p> Signup and view all the answers

What is the primary difference between functional and non-functional overreaching?

<p>Duration of recovery (D)</p> Signup and view all the answers

What is the purpose of cross-training in unrelated activities during overreaching?

<p>To maintain cardiovascular fitness (A)</p> Signup and view all the answers

How long does it typically take to recover from overtraining?

<p>6-12 weeks (C)</p> Signup and view all the answers

What is the result of non-functional overreaching?

<p>No long-term gain, but negative effects outweigh positives (D)</p> Signup and view all the answers

What is the common factor between overreaching and overtraining?

<p>Accumulation of training and non-training stress (A)</p> Signup and view all the answers

What is the main effect of anabolic agents on the body?

<p>Anabolic effect (D)</p> Signup and view all the answers

Which method is known for the introduction of new genes in gene doping?

<p>Using viruses as delivery vehicles for new genes (A)</p> Signup and view all the answers

What is the primary risk associated with erythropoietin analogues?

<p>Thickened blood leading to blood clots and strokes (B)</p> Signup and view all the answers

What is a common risk associated with homologous blood doping?

<p>Jaundice and circulatory overload (B)</p> Signup and view all the answers

In the context of gene doping, what is the primary role of DNA as a vector?

<p>Delivering new genes to tissues (C)</p> Signup and view all the answers

What are the main risks associated with the blood passport program?

<p>Increased risk of metabolic deregulations (B)</p> Signup and view all the answers

Which category of supplements is most commonly contaminated with unlisted substances?

<p>Herbal supplements (B)</p> Signup and view all the answers

What can consuming meat from certain regions lead to for athletes?

<p>Unintentional doping of Clenbuterol (C)</p> Signup and view all the answers

What is RED-S as related to athletes?

<p>Relative energy deficiency causing physiological impairments (C)</p> Signup and view all the answers

What is a risk specifically highlighted regarding unapproved pharmaceuticals in supplements?

<p>Food adulteration (C)</p> Signup and view all the answers

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