Exercise Physiology Acem

What is the study of the body's responses to physical activity?

• Biology

• Physics

• Exercise Physiology

• Chemistry

Which system is composed of specialized cells called muscle fibers?

• Digestive System

• Skeletal System

• Muscular System

• Nervous System

What is the primary means for dissipating the body's excess heat at rest?

• Evaporation

• Convection

• Radiation

• Conduction

Which form of heat loss involves the transfer of heat from the surface of one object to the surface of another without physical contact?

• Radiation

• Conduction

• Convection

• Evaporation

What is the primary source of ATP resynthesis during high-intensity activities lasting up to 1 minute?

• Phosphagen System

• Cardiovascular System

• Anaerobic Glycolysis

• Oxidative System

Which type of muscle fibers are predominantly found in postural muscles and provide low force but high fatigue resistance?

• Type-IIa Fibers

• Type-IIb Fibers

• Type-III Fibers

• Type-I Fibers

What is the maximum amount of oxygen that can be used at the cellular level for the entire body?

• Blood Pressure

• VO2 Max

• Cardiac Output

• Stroke Volume

Which immediate effect of exercise is responsible for the pain in muscles when they get tired?

• Glycogen Depletion

• Lactic Acid Buildup

• Water Loss

• Heat Loss

What is the long-term effect of exercise on the heart?

• More Efficient Pumping

• Thinner Heart Walls

• Increased Heart Rate

• Decreased Stroke Volume

What is a good indicator of fitness and shows how quickly the body returns to normal following exercise?

• Glycogen Stores

• Recovery Rate

• Lactic Acid Levels

• Heart Rate