Y9 Health Unit 1 Revision quiz

Muscle fibre characteristics

Fast twitch muscles are generally...

• bigger in size, contraction is faster and blood supply is low

• smaller in size, fatigue slower and oxygen supply is limited

• fatigue and contract slower, nerve supply is plentiful

Contraction in which tension develops with no change in joint angle

• Isoinertial

• Isometric

• Isokinetic

These muscles enable us to move and under our control:

• Cardiac

• Skeletal

• Smooth

When muscle decreases in size

• hypertrophy

• atrophy

Speed, agility, coordination and balance are generally considered to be

• Health-related fitness components

• Wellbeing-related fitness components

• Skill-related fitness components

According to the National Physical Activity & Sedentary Behaviour Recommendations, adults should aim to do

• 2.5-5 hours of moderate PA a week

• 1.5-3 hours of moderate PA a week

• 1-2 hours of moderate PA a week

A healthy mental state is characterised by

• Ineffective communication and irresponsible behaviour

• Optimism and negative self-talk

• Low levels of stress and positive thought patterns

Health-related fitness components include

• Agility & balance

• Muscular strength & muscular power

• Flexibility & muscular endurance

During powerlifting, an athlete's body will primarily utilize the

• ATP-PC energy system

• Anaerobic energy system

• Aerobic energy system

Your heart rate refers to...

• how many times your heart contracts and relaxes each minute

• how many times your heart jumps and falls each minute

• how many times your heart contracts and relaxes each second