B1: Understanding ourselves 1.0 / 5 based on 1 rating ? BiologyB1GCSEOCR Created by: TheexCreated on: 18-04-14 14:54 Healthy To be free of disease 1 of 24 Fitness The ability to do physical activity 2 of 24 Systolic Highest number, when heart contracts 3 of 24 Diastolic Lowest number, when heart relaxes 4 of 24 Carbohydrates Energy 5 of 24 Fats Energy storage, insulation - are stored under skin or as adipose tissues around organs 6 of 24 Proteins Muscle growth and repair 7 of 24 Water Prevent dehydration 8 of 24 Passive immunity Antibodies created by another organism 9 of 24 Active immunity Antibodies created by self 10 of 24 Depressants Binds to receptor molecules and slow reactions 11 of 24 Stimulants Increase amount of transmitter chemical, increasing brain activity 12 of 24 Cirrohis of the liver Toxic products from alcohol break down kill liver cells and lead to a build up of scar tissue that stops blood getting to liver 13 of 24 Seeing far away objects ciliary muscles relax, suspensory ligaments tighten 14 of 24 Seeing close objects Ciliary muscles contract, suspensory ligaments slacken 15 of 24 Short sighted correction Concave lenses 16 of 24 Long sighted correction Convex lenses 17 of 24 Type 1 diabetes Only small amounts of insulin released by pancreas 18 of 24 Type 2 diabetes Body becomes immune to insulin 19 of 24 Homozygous Two alleles that are the same 20 of 24 Heterozygous Two different alleles 21 of 24 CNS impulse route Stimulus, receptor, sensory neurone, CNS, motor neurone, effector, response 22 of 24 4 industrial uses of plant hormones Selective weedkillers, cuttings, controlling dormancy or ripening 23 of 24 3 sources of mutation gamete formation, fertilisation, random mutation 24 of 24
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