Introduction to kinesiology unit 1,2,3,4 notes review exam

What is kinesiology?

The systematic study of physiological, psychological, and sociological aspects of human movement and optimization.

What are the primary disciplines of kinesiology?

Exercise physiology and anatomy, biomechanics, and historical aspects of sport, fitness training.

What are the anatomical planes?

Transverse, sagittal, and frontal (coronal) planes that divide the body into segments.

What is the anatomical position?

Upright position with face and feet pointing forward, arms at the side, and forearms supinated.

What is the definition of flexion?

A movement that decreases the angle at a joint.

What defines abduction?

Movement away from the midline of the body.

What are the two major parts of the human skeleton?

The axial skeleton and the appendicular skeleton.

What is the function of bones?

Support, movement, blood supply, protection, and mineral supply.

What types of bone fractures exist?

Greenstick, transverse, spiral, compression, comminuted, compound, depression, impacted, and avulsion fractures.

What is osteoporosis?

A condition where bones become weak and brittle, increasing fracture risk.

What does the term 'agonist' refer to in muscle movements?

The muscle primarily responsible for the movement of a body part.

What are the components of the cardiovascular system?

Heart, blood vessels (arteries, veins, capillaries), and blood.

What are the functions of the respiratory system?

Supply O2 to the blood, remove CO2 from the blood, and regulate blood pH.

What is tidal volume?

The volume of air inhaled or exhaled normally at rest.

What is the purpose of the skeletal muscle pump?

To aid in the return of blood back to the heart through the veins.

What are the stages of motor learning?

Cognitive, associative, and autonomous stages.

Define the term 'skill transferability'.

Applying skills learned from one activity to a different activity.

What is the role of the heart's sinoatrial node?

It initiates the electrical signals that regulate heartbeats.

What does EPOC stand for?

Excess post-exercise oxygen consumption.

What is biomechanics?

The study of the mechanical laws relating to the movement or structure of living organisms.

What is the significance of the axial skeleton?

It supports the head and neck, protects the brain and spinal cord, and provides attachment points for ribs and muscles.

What are the characteristics of skeletal muscles?

Striated appearance, voluntary control, and ability to contract and relax.

What is the role of tendons?

Connect muscles to bones and transmit the force generated by muscles to produce movement.

What is the function of ligaments?

Connect bones to other bones at joints and provide stability.

What is anaerobic respiration?

Energy production without oxygen, primarily through glycolysis and fermentation.

What is VO2 max?

The maximum rate of oxygen consumption measured during incremental exercise.

What is muscular hypertrophy?

The increase in muscle size through resistance training and other forms of exercise.

What is proprioception?

The body's ability to perceive its position and movement in space.

What is the role of the diaphragm in respiration?

A primary muscle that contracts to allow air into the lungs during inhalation.

What is a sprain?

An injury involving the stretching or tearing of ligaments.

What is a strain?

An injury resulting from overstretching or tearing of muscles or tendons.

What is the function of the muscular system?

To facilitate movement, maintain posture, and produce heat.

What is the role of the central nervous system in movement?

It processes sensory information and coordinates voluntary muscle movements.

What are the three types of muscle tissue?

Skeletal, cardiac, and smooth muscle.

What is the significance of flexibility in exercise?

It enhances the range of motion, reduces injury risk, and aids in muscle recovery.

What is aerobic exercise?

Sustained physical activity that improves cardiovascular fitness by using oxygen.

What role do carbohydrates play in exercise?

They provide the primary source of energy during high-intensity activities.

What is the role of warm-up exercises?

To prepare the body for physical activity and reduce the risk of injury.

What is the function of the skeletal system?

To provide structure, support, protect organs, and facilitate movement.

What is the role of the muscular system in postural control?

To maintain the body's position against gravity and stabilize joints.

What does RPE stand for in exercise physiology?

Rate of Perceived Exertion, a scale used to measure exercise intensity.

What is the main energy system used during short bursts of high-intensity activity?

The ATP-PC system, providing immediate energy through stored phosphocreatine.

What are slow-twitch muscle fibers?

Muscle fibers that are more resistant to fatigue and better for endurance activities.

What are fast-twitch muscle fibers?

Muscle fibers that are more powerful and quick to fatigue, suited for short bursts of activity.

What is the importance of hydration during exercise?

To maintain fluid balance, regulate body temperature, and prevent dehydration.

What is the principle of specificity in training?

The idea that training adaptations are specific to the types of exercises performed.

What does the term 'maximal heart rate' refer to?

The highest number of beats per minute the heart can achieve during intense exercise.

What is the purpose of cool-down exercises after physical activity?

To gradually lower heart rate and aid in recovery and flexibility.

What is cross-training?

Incorporating different types of exercise into a training regimen to improve overall fitness and reduce injury risk.

What is the role of the endocrine system in exercise?

It regulates metabolic processes and influences energy utilization and recovery during physical activity.

What are the effects of anaerobic exercise on muscles?

It promotes strength and power by increasing muscle fiber recruitment and enhances muscle hypertrophy.

What is the significance of injury prevention in physical activity?

Its aim is to reduce the risk of acute and chronic injuries through proper training techniques and recovery.

What is a fitness assessment?

A systematic measurement of fitness levels to create tailored exercise programs.

What is the principle of overload in resistance training?

To enhance fitness, the resistance must exceed the previous level to challenge the muscles.

What are the physiological effects of aging on the muscular system?

Reduction in muscle mass, strength, and power, as well as changes in muscle fiber composition.

What is cardiovascular fitness?

The ability of the heart, lungs, and blood vessels to supply oxygen and nutrients during sustained physical activity.

What is the function of myofibrils in muscle fibers?

They are the contractile units of muscle cells, responsible for muscle contraction.

What is interval training?

A training technique involving alternating periods of high-intensity exercise and lower-intensity recovery.

What is the role of nutrition in exercise performance?

To provide energy, support recovery, and prevent fatigue during physical activity.

What is the role of the vestibular system in balance?

It helps maintain balance and spatial orientation by detecting head movements and position.

What are the components of health-related fitness?

Cardiovascular endurance, muscular strength, muscular endurance, flexibility, and body composition.

What is the principle of progression in training?

Gradually increasing the intensity, duration, or frequency of exercise to improve fitness.

What is plyometric training?

A training method that involves explosive movements to enhance power and speed.

What is the difference between aerobic and anaerobic metabolism?

Aerobic metabolism relies on oxygen for energy production, while anaerobic metabolism does not.

What is the significance of recovery in an exercise program?

It allows the body to repair, rebuild, and adapt, leading to improved performance and reduced injury risk.

What is the importance of proper footwear in physical activity?

To provide support, cushioning, and injury prevention based on the type of activity.

What is a muscular endurance test?

An assessment that measures the ability of a muscle to sustain repeated contractions over time.

What are the benefits of strength training for older adults?

Improved muscle mass, bone density, balance, and overall functional ability.

What is cardiovascular overload?

An increase in the intensity of cardiovascular exercise to improve fitness levels.

What is the principle of individual differences in exercise?

The concept that each person's response to exercise training varies based on factors like genetics, age, and fitness level.

What is functional fitness?

Training that prepares the body for real-life movements and activities by emphasizing strength, flexibility, and endurance.

What is the significance of the warm-up phase in exercise?

To gradually increase heart rate and blood flow to muscles, which helps prepare the body for more intense activity.

What is metabolic equivalent (MET)?

A unit used to estimate the amount of oxygen consumed by the body during physical activity, relative to resting state.

What is the role of carbohydrates during prolonged exercise?

To provide a sustained source of energy to maintain performance and delay fatigue.

What is body composition?

The ratio of fat to lean mass in the body, which affects health and fitness levels.

What is the purpose of a fitness goal?

To provide a clear and measurable target that guides exercise and nutrition efforts.

What is interval training's impact on aerobic capacity?

It can significantly improve aerobic capacity by increasing the efficiency of the cardiovascular system.

What does the term 'motor control' refer to in kinesiology?

The process by which the nervous system coordinates muscle contractions to produce movements.

What are the benefits of stretching exercises?

They improve flexibility, increase range of motion, reduce muscle tension, and may help prevent injuries.

What is agility in physical fitness?

The ability to move quickly and easily in different directions.

What are the benefits of cardiovascular exercise?

Improved heart health, increased lung capacity, enhanced mood, and better energy levels.

What does the term 'balance training' refer to?

Exercises designed to improve stability and control of body movements.

What is the significance of muscle recovery?

It allows muscles to heal, adapt, and grow stronger after exercise.

What is the role of nutrition in muscle recovery?

To provide essential nutrients for repair and rebuilding muscle tissue post-exercise.

What is the principle of variety in exercise?

Incorporating different exercises and routines to prevent boredom and promote overall fitness.

What is the difference between static and dynamic stretching?

Static stretching involves holding a position, while dynamic stretching involves movement through a range of motion.

What are the components of skill-related fitness?

Agility, balance, coordination, power, reaction time, and speed.

What is the importance of breathing techniques during exercise?

To optimize oxygen delivery to muscles and enhance performance.

What does 'functional training' focus on?

Exercises that mimic everyday movements to improve overall human performance.

What is the importance of core stability in movement?

Core stability helps maintain balance and posture, providing a foundation for effective movement.

What is the role of the vestibular system in physical activity?

It helps in balance and spatial orientation by detecting changes in head position and movement.

What are the effects of strength training on bone density?

Strength training increases bone density, reducing the risk of osteoporosis and fractures.

What is proprioceptive training?

Exercises designed to enhance awareness of body position and movement, improving balance and coordination.

What does 'functional movement' refer to?

Movements that mimic daily activities, enhancing overall body mechanics and strength.

What is the significance of hydration in recovery?

Proper hydration supports recovery processes, including nutrient transport and muscle repair.

What is the role of omega-3 fatty acids in exercise?

They help reduce inflammation and promote muscle recovery after exercise.

What is the purpose of plyometric exercises?

To develop explosive power and improve athletic performance through stretch-shortening cycles.

What is the concept of muscle specificity in training?

Training should target specific muscle groups to yield specific adaptations in strength and endurance.

What is resistance training?

A form of exercise aimed at improving strength and endurance through the use of weights or resistance.

What is metabolic conditioning?

A type of training that combines strength and cardiovascular exercises to improve metabolic function.