Notes in 8 Sports Physiology

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Published	11/18/2024	What body type is characterized by large abdominal viscera and a tendency to become obese?A) EndomorphB) MesomorphC) EctomorphD) None of the above
Published	11/18/2024	Which muscle metabolic system provides immediate energy for 8 to 10 seconds?A) Aerobic SystemB) Glycogen-Lactic Acid SystemC) Phosphagen SystemD) All …
Published	11/18/2024	How many grams of glycogen per kilogram of muscle are stored in a high-fat diet?A) 6 g/kgB) 20 g/kgC) 40 g/kgD) 10 g/kg
Published	11/18/2024	What is the unit of measurement for muscle power?A) WattsB) Kilogram-meters per minuteC) JoulesD) Calories
Published	11/18/2024	Which fiber type is predominant in marathon runners?A) Type IB) Type IIC) Both Type I and II equallyD) None of the above
Published	11/18/2024	Which metabolic system produces the greatest moles of ATP per minute?A) Aerobic SystemB) Glycogen-Lactic Acid SystemC) Phosphagen SystemD) All produce…
Published	11/18/2024	What is the main energy source for the aerobic system?A) GlucoseB) Fatty acidsC) Amino acidsD) All of the above
Published	11/18/2024	How long can the Glycogen-Lactic Acid System sustain maximum power?A) 8-10 secondsB) 1.3-1.6 minutesC) 3 minutesD) 30 minutes
Published	11/18/2024	What is the basic source of energy for muscle contraction?A) GlucoseB) ATPC) PhosphocreatineD) Lactic acid
Published	11/18/2024	What type of exercise primarily uses the Phosphagen System?A) MarathonB) 100-meter dashC) 800-meter runD) Soccer
Published	11/18/2024	What is the maximum power achieved in the first 8-10 seconds of exercise?A) 7000 kg-m/minB) 4000 kg-m/minC) 1700 kg-m/minD) 1000 kg-m/min
Published	11/18/2024	What is the formula used to calculate oxygen consumption (VO2)?A) VO2 = HR × SVB) VO2 = HR × SV × (CaO2 ? CvO2)C) VO2 = HR × SV × VO2maxD) VO2 = HR × …
Published	11/18/2024	Which metabolic system has the longest endurance time?A) Aerobic SystemB) Glycogen-Lactic Acid SystemC) Phosphagen SystemD) None of the above
Published	11/18/2024	What is the main source of energy during anaerobic metabolism?A) GlucoseB) Fatty acidsC) Amino acidsD) ATP
Published	11/18/2024	What body type is suited for contact sports?A) EndomorphB) MesomorphC) EctomorphD) None of the above
Published	11/18/2024	What is the percentage of Type II muscle fibers in weightlifters?A) 18%B) 45%C) 55%D) 63%
Published	11/18/2024	What is the effect of training on mitochondrial enzyme levels?A) Decrease by 50%B) No changeC) Increase by up to 120%D) Decrease by 30%
Published	11/18/2024	What is the name of the test used to measure cardiopulmonary function?A) Pulmonary Function TestB) Cardiopulmonary Exercise TestC) VO2max TestD) Cardi…
Published	11/18/2024	How is venous return aided during exercise?A) By gravityB) By muscle contractionC) By blood poolingD) None of the above
Published	11/18/2024	What happens to stroke volume during moderate-intensity exercise?A) DecreasesB) Stays the sameC) Increases initially then plateausD) Increases continu…
Published	11/18/2024	What parameter marks the transition from aerobic to anaerobic metabolism?A) VO2maxB) Lactate thresholdC) Anaerobic thresholdD) Heart rate
Published	11/18/2024	What is the upper limit of oxygen consumption during exercise called?A) Oxygen capacityB) Maximal Oxygen Uptake (VO2max)C) Respiratory capacityD) None…
Published	11/18/2024	What type of diet enhances endurance by increasing glycogen stores?A) High-fat dietB) High-protein dietC) High-carbohydrate dietD) Mixed diet
Published	11/18/2024	Which respiratory parameter increases due to higher oxygen demand during exercise?A) Respiratory rateB) Tidal volumeC) Minute ventilationD) All of the…
Published	11/18/2024	What does a narrower exercise flow-volume loop indicate in ILD patients?A) Increased lung volumeB) Decreased lung volumeC) Increased complianceD) None…
Published	11/18/2024	What is the effect of obstructive airway disease on ventilatory function?A) Increased gas exchangeB) Reduced ventilatory capacityC) Increased oxygen u…
Published	11/18/2024	What is the primary determinant of muscle strength?A) Muscle fiber typeB) Cross-sectional areaC) TrainingD) Diet
Published	11/18/2024	How does a trained individual's ventilatory response differ from an untrained individual?A) No differenceB) Higher endurance, steadier ventilatory res…
Published	11/18/2024	What cardiovascular adaptation occurs in highly trained athletes?A) Cardiac muscle hypertrophyB) Increased resting heart rateC) Reduced stroke volumeD…
Published	11/18/2024	What is the purpose of the anaerobic threshold during exercise?A) To switch to aerobic metabolismB) To initiate recoveryC) To sustain ATP production d…
Published	11/18/2024	A 25-year-old sprinter collapses after completing a 100-meter dash. Which energy system was primarily utilized during this activity?A) Aerobic Sy…
Published	11/18/2024	A marathon runner feels fatigued at the 30-kilometer mark. Whichmuscle fiber type is primarily responsible for sustaining theiractivity?A) Type IB) Ty…
Published	11/18/2024	During a cardiopulmonary exercise test, a patient?s VO2 max is noted to plateau. What does this indicate about the patient?s metabolic capacity?A) Tra…
Published	11/18/2024	A 30-year-old bodybuilder is advised to focus on resistancetraining. What is the physiological basis for muscle hypertrophy insuch training?A) Increas…
Published	11/18/2024	A soccer player experiences muscle cramps during a match. Which energy system is most likely being depleted?A) Aerobic SystemB) Phosphagen System…
Published	11/18/2024	During high-intensity interval training (HIIT), a 22-year-old athlete achieves anaerobic threshold repeatedly. What physiological marker indicates thi…
Published	11/18/2024	A 40-year-old cyclist complains of breathlessness at the start of a steep climb. What change in respiratory parameter is expected to meet the increase…
Published	11/18/2024	A patient with COPD shows a reduced ventilatory reserve during exercise. How does this affect their ability to sustain physical activity?A) Improved e…
Published	11/18/2024	A basketball player performs repeated sprints during a game. Which combination of energy systems is primarily being used?A) Aerobic and Glycogen-Lacti…
Published	11/18/2024	During a 1-mile run, a 35-year-old individual relies on a specific metabolic system. What is the predominant energy source for this activity?A) ATP-CP…
Published	11/18/2024	A swimmer notices muscle fatigue during a 200-meter race. What is the primary cause of this fatigue?A) Depletion of phosphocreatineB) Accumulation of …
Published	11/18/2024	A patient undergoing cardiac rehabilitation is prescribed aerobic exercises at 60% of their VO2 max. What is the primary benefit of this training?A) I…
Published	11/18/2024	A weightlifter focuses on short bursts of power during training. What is the primary determinant of power in such activities?A) Muscle enduranceB) Mus…
Published	11/18/2024	A patient?s exercise test shows a significant drop in oxygen saturation during peak activity. What could be a likely cause?A) Pulmonary embolismB) Inc…
Published	11/18/2024	An athlete's ventilatory threshold is tested during an incremental exercise protocol. What parameter change indicates crossing this threshold?A) Decre…
Published	11/18/2024	A cross-country skier competes in a 50-kilometer event. Which metabolic system supports their energy needs over the race duration?A) Phosphagen System…
Published	11/18/2024	During a VO2 max test, a 28-year-old male athlete exhibits a steady state of oxygen consumption. What does this signify about their fitness level?A) L…
Published	11/18/2024	An elderly patient participates in a low-intensity walking program. Which physiological adaptation is most likely to occur with consistent training?A)…
Published	11/18/2024	A sprinter consumes a high-carbohydrate diet before a competition. How does this diet enhance performance?A) Increases fat metabolismB) Boosts gl…
Published	11/18/2024	A professional runner's performance is evaluated using a cardiopulmonary exercise test. What parameter directly measures their aerobic fitness?A) Hear…
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