Yr9 HPE Flashcards
(40 cards)
What does ATP stand for?
Adenosine Tri-phosphate
Which energy system provides energy for up to 10 seconds?
ATP-PC System
Which energy system produces lactic acid?
Anaerobic Glycolysis (Lactic Acid) System
How long does the Lactic Acid System typically last?
10 seconds to 2 minutes
Which energy system requires oxygen?
Aerobic Energy System
When does the aerobic energy system become dominant during exercise?
After about 60-infinite seconds of continuous activity
What is the main fuel source for the ATP-PC system?
Phosphocreatine (PC)
Which energy system is used predominantly during a 100m sprint?
ATP-PC System
Which energy system is dominant during a 3000m run?
Aerobic Energy System
What causes the burning sensation during intense exercise?
Lactic Acid buildup
Name the five health-related components of fitness.
Cardiovascular endurance, muscular strength, muscular endurance, flexibility, body composition
What is cardiovascular endurance?
The ability of the heart and lungs to supply oxygen during sustained exercise.
Define muscular strength.
The maximum force a muscle can produce in a single effort.
What is muscular endurance?
The ability of muscles to perform repeated contractions over time without fatigue.
What does flexibility refer to?
The range of motion at a joint or group of joints.
What is body composition?
The proportion of fat to lean mass in the body.
Name the six skill-related components of fitness.
Agility, balance, coordination, power, reaction time, speed
What is agility?
The ability to quickly and accurately change direction.
Define balance.
The ability to maintain body position, whether stationary or moving.
What does coordination mean?
Using different parts of the body smoothly and efficiently together.
What is power in fitness?
The ability to exert maximum force in a short time.
Define reaction time.
The time it takes to respond to a stimulus.
What is speed?
The ability to move quickly from one point to another.
What does MHR stand for?
Maximum Heart Rate
