Biology B1 Flashcards 0.0 / 5 ? BiologyB1 TopicsGCSEAQA Created by: Rowan WildCreated on: 21-03-17 19:19 What is your Metabolic rate? The rate at which chemical reactions occur in your body. 1 of 14 What is a healthy diet? The right balance of food and energy to match the body's needs. 2 of 14 Why do we need to eat food? For growth, repair, energy and to keep us healthy. 3 of 14 Which factors can affect your metabolic rate? The amount of exercise and a high proportion of muscle to fat 4 of 14 What are carbohydrates, fats and proteins used for in the body? For energy 5 of 14 What are mineral ions and vitamins used for in the body? Needed in small amounts to keep the body healthy 6 of 14 What can an unbalanced diet lead to? Deficiency diseases or Type 2 diabetes 7 of 14 What is a pathogen? A microorganism that causes an infection - like bacteria and viruses. 8 of 14 Do painkillers kill pathogens? No - They relieve the symptoms from a disease 9 of 14 What is an antibiotic? A drug that kills bacteria. 10 of 14 What is contained in a vaccine? Dead or inactive pathogens. 11 of 14 Which organ system deals with infections? The immune system. 12 of 14 What is a stimulus? A change in the environment. 13 of 14 What is the job of the sensory neurone? Takes impulses from receptors into the central nervous system 14 of 14
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