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WorksheetsIGCSE PE Revision Quiz
Total questions: 70
Worksheet time: 35mins
Which of the following best describes the primary function of the skeletal system in relation to movement?
Producing red blood cells
Providing a framework for muscle attachment and leverage
Regulating body temperature
Storing excess fat
During a bicep curl, which muscle acts as the antagonist to the biceps brachii?
Deltoid
Triceps brachii
Pectoralis major
Latissimus dorsi
A long-distance runner's muscles are predominantly composed of which type of muscle fibre, and why?
Fast-twitch, for explosive power
Slow-twitch, for endurance and fatigue resistance
Intermediate, for both power and endurance
Cardiac, for continuous pumping
Which joint type allows for the widest range of movement, including rotation, and is exemplified by the shoulder?
Hinge joint
Pivot joint
Ball and socket joint
Condyloid joint
What is the role of cartilage within a synovial joint?
To produce synovial fluid
To connect bone to muscle
To reduce friction and absorb shock
To provide stability and prevent dislocation
When a footballer kicks a ball, which type of muscle contraction is primarily occurring in the quadriceps as the leg extends powerfully?
Isometric
Isotonic concentric
Isotonic eccentric
Isokinetic
Which of the following is NOT a direct function of the skeletal system?
Support
Protection of vital organs
Production of heat
Mineral storage
The elbow joint allows for flexion and extension. What type of joint is it?
Ball and socket
Hinge
Pivot
Gliding
Ligaments connect:
Muscle to bone
Bone to bone
Muscle to muscle
Tendon to bone
What is the primary role of tendons in the muscular system?
To produce movement at joints
To connect muscles to bones
To provide cushioning between bones
To store energy for muscle contraction
Which of these is an example of an involuntary muscle?
Biceps
Quadriceps
Heart (cardiac muscle)
Hamstrings
During a squat, as you lower your body, the quadriceps muscles are undergoing which type of contraction?
Isotonic concentric
Isotonic eccentric
Isometric
Isokinetic
The vertebral column (spine) is an example of which type of bone?
Long bone
Short bone
Flat bone
Irregular bone
Which of the following is a direct effect of regular exercise on the skeletal system?
Decreased bone density
Increased risk of fractures
Increased bone density and strength
Reduced calcium absorption
The deltoid muscle is primarily responsible for which action at the shoulder joint?
Flexion
Extension
Abduction
Adduction
Which type of muscle contraction occurs when a muscle lengthens under tension, such as lowering a weight slowly during a bicep curl?
Isometric
Isotonic concentric
Isotonic eccentric
Isokinetic
What is the role of the epiphyseal plate (growth plate) in the skeletal system?
To connect muscles to bones
To produce synovial fluid
To allow for bone lengthening and growth during childhood and adolescence
To absorb shock at joints
A sprain typically involves damage to which type of connective tissue?
Tendon
Ligament
Muscle fibre
Cartilage
Which muscle group is responsible for extending the knee joint, crucial for kicking a ball or jumping?
Hamstrings
Gluteals
Quadriceps
Gastrocnemius
What is the primary function of the respiratory system during physical activity?
To pump blood around the body
To exchange oxygen and carbon dioxide between the body and the environment
To provide structural support
To break down food for energy
Which of the following is the main muscle responsible for inhalation?
Intercostal muscles
Abdominal muscles
Diaphragm
Pectoralis major
Where does gaseous exchange primarily occur in the respiratory system?
Trachea
Bronchi
Bronchioles
Alveoli
How does oxygen move from the alveoli into the bloodstream?
Active transport
Osmosis
Diffusion
Facilitated diffusion
During intense exercise, how does the body respond to the increased demand for oxygen and removal of carbon dioxide?
Breathing rate decreases
Tidal volume decreases
Breathing rate and depth of breathing increase
Alveoli constrict
Which term refers to the amount of air inhaled or exhaled in a single breath during normal, quiet breathing?
Vital capacity
Residual volume
Tidal volume
Total lung capacity
Long-term aerobic training can lead to an increase in vital capacity. What does this mean for an athlete?
They can breathe faster but not deeper.
They can exhale more air after a maximal inhalation.
Their lungs shrink in size.
They become more prone to respiratory infections.
Why are the walls of the alveoli and capillaries extremely thin?
To make them stronger and more durable
To maximize the surface area for gas exchange
To allow for efficient diffusion of gases
To prevent them from collapsing
What is meant by the term 'oxygen debt' after intense exercise?
The amount of oxygen stored in the muscles.
The extra oxygen consumed during recovery to repay the deficit incurred during exercise.
The oxygen used during the exercise itself.
The amount of oxygen exhaled.
Which gas, when its concentration increases in the blood, primarily stimulates the breathing rate to increase?
Oxygen
Nitrogen
Carbon dioxide
Methane
The process of exhalation during quiet breathing involves:
Contraction of the diaphragm and intercostal muscles
Relaxation of the diaphragm and intercostal muscles
Active contraction of abdominal muscles only
Expansion of the rib cage
What is the primary negative impact of smoking on the respiratory system of an athlete?
Improves lung capacity
Increases oxygen uptake efficiency
Damages cilia and alveoli, reducing gas exchange efficiency
Strengthens respiratory muscles
During exercise, the demand for oxygen by the muscles increases. How does the respiratory system meet this demand?
By decreasing the rate of breathing.
By increasing the rate and depth of breathing.
By reducing the surface area of the alveoli.
By diverting blood away from the lungs.
The 'second wind' phenomenon experienced by endurance athletes is often attributed to:
A sudden burst of anaerobic energy.
The body adjusting to exercise, clearing lactic acid, and improving oxygen delivery.
A decrease in muscle temperature.
Psychological factors only.
Which of the following is a long-term adaptation of the respiratory system to regular aerobic training?
Decreased efficiency of gas exchange.
Weakening of respiratory muscles.
Increased strength and endurance of respiratory muscles.
Reduced lung volume.
Why is it crucial for athletes to have an efficient respiratory system?
To store more fat.
To ensure a rapid and sufficient supply of oxygen to working muscles and removal of waste gases.
To produce more red blood cells.
To regulate body temperature more effectively.
What is the primary function of the circulatory system?
To exchange gases
To transport oxygen, nutrients, hormones, and waste products around the body
To provide structural support
To produce heat
Which chamber of the heart pumps oxygenated blood to the rest of the body?
Right atrium
Left atrium
Right ventricle
Left ventricle
Which type of blood vessel carries deoxygenated blood away from the heart to the lungs?
Aorta
Pulmonary artery
Pulmonary vein
Vena cava
What is the main role of red blood cells in the circulatory system?
Fighting infection
Transporting oxygen
Clotting blood
Transporting nutrients
During exercise, what happens to an athlete's heart rate, stroke volume, and cardiac output?
All decrease
Heart rate decreases, stroke volume increases, cardiac output decreases
All increase
Heart rate increases, stroke volume decreases, cardiac output stays the same
Which term refers to the volume of blood pumped out of the heart per minute?
Heart rate
Stroke volume
Cardiac output
Blood pressure
Arteries are characterized by:
Thin, permeable walls for exchange
Valves to prevent backflow
Thick, muscular, elastic walls to withstand high pressure
Carrying deoxygenated blood only
Long-term cardiovascular training can lead to cardiac hypertrophy. What does this mean for the heart?
The heart becomes smaller and weaker.
The heart muscle thickens and strengthens, allowing it to pump more blood per beat.
The heart rate increases significantly at rest.
The heart's ability to pump blood decreases.
What is the role of valves in the heart and veins?
To increase blood pressure
To prevent the backflow of blood
To speed up blood flow
To filter waste products from the blood
Which component of blood is responsible for fighting infections?
Plasma
Red blood cells
White blood cells
Platelets
During exercise, blood flow is redistributed. Where is blood flow primarily increased?
To the digestive system
To the skin (for cooling) and working muscles
To the brain only
To non-essential organs
What is the effect of vasodilation on blood vessels?
They narrow, reducing blood flow.
They widen, increasing blood flow.
They become more rigid.
They become less permeable.
Which of the following is a risk factor for coronary heart disease that can be influenced by lifestyle choices?
Age
Gender
High blood pressure
Family history
How does the circulatory system help to regulate body temperature during exercise?
By increasing blood flow to internal organs.
By reducing blood flow to the skin.
By increasing blood flow to the skin, allowing heat to dissipate.
By decreasing heart rate.
What is the average resting heart rate for a healthy, fit adult?
100-120 bpm
80-90 bpm
60-80 bpm
40-50 bpm (for elite athletes)
Which component of blood plays a vital role in blood clotting to prevent excessive bleeding?
Plasma
Red blood cells
White blood cells
Platelets
The 'double circulation' system in humans means:
Blood flows in two directions simultaneously.
Blood passes through the heart twice for each complete circuit of the body.
There are two separate hearts.
Blood only circulates to the upper and lower body separately.
Why might an athlete have a lower resting heart rate than a non-athlete?
Their heart is weaker.
Their heart has a lower stroke volume.
Their heart is more efficient and can pump more blood per beat.
They have less blood in their body.
Which of the following is a primary function of plasma in the blood?
Transporting oxygen.
Fighting infection.
Transporting nutrients, hormones, and waste products.
Clotting blood.
During the diastole phase of the cardiac cycle, what is happening to the heart?
The ventricles are contracting and pumping blood out.
The atria are contracting.
The heart is relaxing and filling with blood.
Blood is only flowing to the lungs.
The Lactic Acid system (anaerobic glycolysis) produces energy without oxygen. What is its main by-product that can cause muscle fatigue?
Carbon dioxide
Water
Lactic acid
Glucose
Which energy system is dominant during long-duration, low-to-moderate intensity activities like a marathon?
ATP-PC system
Lactic Acid system
Aerobic system
All equally
What is the primary fuel source for the aerobic energy system during prolonged exercise?
Creatine phosphate
Lactic acid
Glucose and fats
Protein only
An athlete performing a powerful shot put throw primarily relies on which energy system?
Aerobic system
Lactic Acid system
ATP-PC system
Both B and C equally
Why is oxygen required for the aerobic energy system to function?
To break down creatine phosphate.
To produce lactic acid.
To act as the final electron acceptor in the electron transport chain, enabling full breakdown of fuels.
To cool down the muscles.
Which of the following describes the 'interplay' of energy systems during physical activity?
Only one energy system is active at any given time.
Energy systems work in isolation from each other.
All three energy systems contribute simultaneously, with one being dominant depending on intensity and duration.
Energy systems only activate during recovery.
What is the main reason for fatigue when the Lactic Acid system is the dominant energy provider?
Depletion of oxygen.
Build-up of lactic acid and hydrogen ions, increasing acidity.
Complete depletion of ATP.
Dehydration.
Which energy system is characterized by its ability to produce a large amount of ATP, but at a slower rate?
ATP-PC system
Lactic Acid system
Aerobic system
Anaerobic system
After a 400m race, an athlete is breathing heavily. This is primarily to:
Replenish creatine phosphate stores.
Remove accumulated lactic acid and repay oxygen debt.
Produce more ATP immediately.
Cool down the body quickly.
Which of the following activities would primarily use the Lactic Acid system?
Walking for 30 minutes
A single maximum lift in weightlifting
A 400m sprint
A marathon race
Training for improved aerobic endurance would primarily lead to adaptations in which energy system?
ATP-PC system
Lactic Acid system
Aerobic system
All equally
The point during exercise where lactic acid begins to accumulate rapidly in the blood is known as the:
Aerobic threshold
Anaerobic threshold (Lactate Threshold)
Resting metabolic rate
Maximal oxygen uptake
Which macronutrient is the preferred fuel source for high-intensity, short-duration activities?
Fats
Proteins
Carbohydrates (glucose/glycogen)
Vitamins
Which of the following physiological changes is commonly observed as a result of consistent aerobic exercise training?
Increased heart rate at rest.
Enhanced oxygen uptake during exercise.
Decreased muscle glycogen stores.
Reduced capillary density in muscles.
If an athlete hits 'the wall' during a marathon, it is most likely due to the depletion of which fuel source?
Creatine phosphate
Muscle glycogen
Lactic acid
Protein
