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Outline the treatment of Type 1 diabetes 6 Identify in diagrams and images of the skin: hairs, hair erector muscles, sweat glands, receptors, sensory neurones, blood vessels and fatty tissue
1 Answer Describe the control of blood glucose concentration by the liver and the roles of insulin and glucagon
1 Answer Explain the concept of homeostatic control by negative feedback with reference to a set point
1 Answer State that insulin decreases blood glucose concentration
1 Answer Describe the role of adrenaline in the control of metabolic activity, limited to: (a) increasing the blood glucose concentration (b) increasing heart rate
1 Answer State that glucagon is secreted by the pancreas
1 Answer Describe adrenaline as the hormone secreted in ‘fight or flight’ situations and its effects, limited to: (a) increased breathing rate (b) increased heart rate (c) increased pupil diameter
1 Answer Identify in diagrams and images specific endocrine glands and state the hormones they secrete, limited to: (a) adrenal glands and adrenaline (b) pancreas and insulin (c) testes and testosterone (d) ovaries and oestrogen
1 Answer Describe a hormone as a chemical substance, produced by a gland and carried by the blood, which alters the activity of one or more specific target organs
1 Answer Identify in diagrams and images the position of the fovea and state its function
1 Answer
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