IGCSE Retrieval

What happens to heart rate during exercise?

• Heart rate increases during exercise.

• Heart rate remains the same during exercise.

• Heart rate fluctuates randomly during exercise.

• Heart rate decreases during exercise.

How does breathing rate change with exercise?

• Breathing rate increases with exercise.

• Breathing rate remains constant during exercise.

• Breathing rate is unaffected by exercise intensity.

• Breathing rate decreases with exercise.

What physical sign indicates heat control during exercise?

• Decreased blood pressure

• Reduced respiratory rate

• Sweating and increased heart rate

• Increased muscle stiffness

What is a common feeling experienced after intense exercise?

• Fatigue or exhaustion

• Pain or discomfort

• Euphoria or a 'runner's high'

• Boredom or disinterest

What long-term effect does exercise have on heart size?

• Exercise decreases heart size over the long term.

• Exercise has no effect on heart size over the long term.

• Exercise increases heart size over the long term.

• Exercise only affects heart size temporarily.

What is bradycardia in relation to exercise?

• Bradycardia only occurs in untrained individuals after exercise.

• Bradycardia is a condition that increases heart rate during physical activity.

• Bradycardia is a faster than normal heart rate during exercise.

• Bradycardia is a slower than normal heart rate, which can occur during or after exercise, especially in well-trained individuals.

How does exercise affect stroke volume?

• Exercise decreases stroke volume.

• Exercise has no effect on stroke volume.

• Exercise increases stroke volume.

• Exercise only affects heart rate, not stroke volume.

What is the body's ability to tolerate lactic acid related to?

• Metabolic capacity and fitness level.

• Hydration levels and temperature regulation.

• Muscle mass and body composition.

• Dietary fat intake and carbohydrate sources.

What does the WHO define as health?

• Health is defined only by physical fitness.

• Health is merely the absence of disease.

• Health is a state of complete physical, mental, and social well-being.

• Health is a financial status of an individual.

What are the components of social health and well-being?

• Personal financial management

• Components of social health and well-being include social support networks, communication skills, community engagement, and stress management.

• Nutritional guidelines

• Physical fitness routines