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A.2 Hydration and nutrition

IB Sports, exercise and health science A.2 Hydration and Nutrition

A.1.1 Inter-system communication

A.1.2 Maintaining homeostasis

A.1.3 Transport

A.2.1 Water and electrolyte balance

A.2.2 Fuelling for health and performance

A.2.3 Energy systems

A.3.1 Qualities of training

A.3.2 Benefits to health of being active

A.3.3 Fatigue and recovery (HL)

B.1.1 Anatomical position, planes and movement

B.1.2 Structure and function of connective tissues and joints

B.1.3 Muscular function

B.1.4 Levers in movement and sport

B.2.1 Newton’s laws of motion

B.2.2 Fluid mechanics

B.2.3 Movement analysis and its applications

B.3.1 Causes of injury

B.3.2 Interventions related to injury

C.1.1 Personality

C.1.2 Mental toughness

C.2.1 Motor learning processes

C.2.2 Attentional control

C.3.1 Achievement motivation

C.3.2 Self-determination

C.3.3 Motivational climate

C.4.1 Arousal and anxiety

C.4.2 Coping

C.5.1 Goal setting

C.5.2 Imagery

IB Sports, exercise and health science Topic A.2 Hydration and Nutrition (SL/HL) covers syllabus content. Use these Notes, Questionbank, Flashcards, and Lessons to review the topic, practise exam questions, and move between notes, videos, flashcards, and lessons where available.

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A.2.1.1 Water and electrolyte balance: mechanisms and regulation

A.2.1.2 Imbalances in water and electrolyte balance and their effects on exercise performance

A.2.2.1 Macronutrients as energy sources and the factors influencing their use

A.2.2.2 Nutritional strategies for exercise and the effects of low energy availability

A.2.2.3 Micronutrients and their roles in the body (HL)

A.2.2.4 Dietary planning, nutrient needs, and supplementation (HL)

A.2.2.5 Influence of the gut microbiome on health and performance (HL)

A.2.3.1 ATP production and substrate metabolism

A.2.3.2 Phosphagen, glycolytic, and oxidative energy systems during exercise

A.2.3.3 Factors affecting maximal oxygen consumption (VO₂ max)

A.2.3.4 Lactate inflection point and its significance in metabolism (HL)

A.2.3.5 Excess post-exercise oxygen consumption (EPOC) and recovery (HL)

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