Ed Excel Paper 1 2023 Revision Video

What is the primary purpose of long bones in the human body?

• For protection of organs

• For gaseous exchange

• For leverage and movement

• For weight bearing

Which joint allows for rotation and is found in the neck?

• Hinge joint

• Pivot joint

• Ball and socket joint

• Condyloid joint

What is the main function of the alveoli in the respiratory system?

• To split air into left and right branches

• To protect the respiratory system

• To contract and relax for air movement

• To facilitate gaseous exchange

During aerobic respiration, what are the reactants?

• Glucose and oxygen

• Carbon dioxide and water

• Lactic acid and glucose

• Oxygen and carbon dioxide

Which type of lever is characterized by the fulcrum being between the effort and the load?

• Third class lever

• None of the above

• Second class lever

• First class lever

What is a major advantage of continuous training?

• It is high intensity

• It focuses on speed improvement

• It is time-efficient

• It is accessible and cheap

What does muscle hypertrophy refer to?

• Decrease in muscle size

• Increase in muscle size

• Decrease in muscle strength

• Increase in bone density

Which fitness test is best for measuring cardiovascular fitness?

• Illinois Agility Test

• Vertical jump test

• Hand grip dynamometer test

• 12-minute Cooper run

What is the main limitation of the sit and reach test?

• It requires expensive equipment

• It does not measure dynamic flexibility

• It is not suitable for groups

• It is too time-consuming

In the context of antagonistic muscle pairs, what happens to the antagonist muscle during movement?

• It contracts

• It becomes the primary mover

• It relaxes

• It does not change