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ch9 all definitions

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PSYC 365
David Cox

Chapter 9 ~ Health and Physical Activity Exercise - Gauvin and Spence; leisure activity (as opposed to occupational physical activity) undertaken with specific external objective, such as improvement of fitness, physical performance or health, in which the participant is advised to conform to recommended mode, intensity, frequency, and duration of such activity - Intention important, not exercise if walking is part of work or chore Physical activity - Expenditure of energy, either purposely or without intention, as a result of bodily movements produced by skeletal muscles as part of leisure or work activities - Four parameters 1. Type identifies physiological systems that are used in particular activity such as aerobic, strength, endurance, flexibility 2. Frequency how much activity is engaged in over a time period 3. Intensity load imposed on physiological systems by an activity (eg. Strenuous) 4. Duration indicates the temporal length of particular activity - Cox to be meaningful = need a purpose (purpose need to be more meaningful and immediate than wanting to lose weight or fit) Physical fitness - Physiological that influences the ability to perform physical activity Sport - Activity that involves rules or limits, sense of history, aspect of winning and losing, emphasis on physical exertion in context of competition - Wann activities involving powers and skills, competition and strategy, and or chance, and engaged in for enjoyment, satisfaction and or person gain of participant others Active leisure - Positive experience thats associated with activities such as hobbies, play musical instrument, exercise Passive leisure - Positive experience thats associated d with lack of activity (eg. Listening to music, daydream) Isotonic exercise - Exercise that involves using weights or calisthenics to place tension on msucle through shortening or lengthening of muscle group - Most exertion occurs in one direction - Overtime improves both muscle and endurance Isokinetic exercise - Exercise that involves place tension on a muscle group through a complete range of motion - Most efficient to develop muscle strength and endurance - Difficulty need specialized + expensive equipments to vary load placed on muscles according to strength and position Anaerobic exercise - Exercise, such as sprinting, which intense effort is expended over short period of time, resulting in an oxygen debt - Oxygen less than oxygen required, so deficit needs to be made up gasp for air Aerobic exercise - Exercise that involves increased consumption of oxygen over an extended period of time - Oxygen taken in is sufficient to replace thats being used no oxygen deficit - Sustained nature that produce health benefits, as intensity and duration of exercise stimulates cardiovascular, pulmonary, muscular systems = improve efficacy which body uses oxygen - Jogging, swimming, cycling, paced walking, soccer, etc. Perceived self-efficacy - Bandura; peoples judgement of their capabilities to organize and execute course of action required to attain designated types of performances - Not concerned with skills one has but with judgements of what one can do with the skills Self-confidence - Global trait associated with overall performance expectations
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