B7 Animal coordination, control and homeostasis 4.5 / 5 based on 6 ratings ? BiologyHomeostasisNervous system, hormones and behaviourGCSEEdexcel Created by: jenniej1183Created on: 21-09-17 19:35 What is a hormone? A chemical message 1 of 43 How do hormones travel around the body? In the blood 2 of 43 What are hormones released from? Endocrine glands 3 of 43 Name the 6 Endocrine glands Pituitary, Thyroid, Adrenals, Pancreas, Testes, Ovaries 4 of 43 Which hormone does the thyriod release? Thyroxine 5 of 43 Which hormones does the pituitary gland release? FSH, LH, Growth hormone 6 of 43 Which hormone does the adrenal glands release? Adrenaline 7 of 43 Which hormone does the pancreas release? Insulin, Glucogon 8 of 43 Which hormones do the ovaries release? Oestrogen, Progesterone 9 of 43 Which hormone does the testes release? Testosterone 10 of 43 What is the cycle of changes in a womans reproductive system called? Menstrual cycle 11 of 43 How long, on average, is the cycle? 28 days 12 of 43 What occurs during days 1-5? Menstration, Bleeding, Period 13 of 43 What happens days 6-12? The lining of the uterus increases in thickness 14 of 43 What happens on day 14? Egg is released/Ovulation 15 of 43 What happens days 15-28? The lining of the uterus stays thick. 16 of 43 Which 2 hormones control the thickness of the lining of the uterus? Oestrogen and progesterone 17 of 43 Which hormone increases the lining of the uterus? Oestrogen 18 of 43 Which hormone maintains the thickness of the uterus? Progesterone 19 of 43 What is contraception? A method to avoid fertilisation of an egg 20 of 43 What is fertilisation? When the egg and sperm nuclei fuse together 21 of 43 Name a type of barrier contraceptive Condom, Diaphragm/cap 22 of 43 Name a type of hormone contraceptive Pill, Implant, Coil 23 of 43 How do barrier methods of contraception stop fertilsation? They prevent the sperm from reaching the egg 24 of 43 How do hormone methods of contraception stop fertilisation? They prevent an egg from being released (ovulation), thicken the cervical mucus so its harder for sperm to swim through to the egg 25 of 43 What is homeostasis? Maintenance Of a Stable Internal Environment (MOSIE) 26 of 43 What 3 things do we need to maintain to keep us alive? Water level, Temperature, Blood sugar 27 of 43 Which 2 organs are involved in maintaining blood glucose levels? Liver and pancreas 28 of 43 Which hormone is released if blood sugar is too high? Insulin 29 of 43 What does the hormone Insulin do? causes the extra glucose to go INto the liver to be stored as glycogen 30 of 43 Which hormone is released if blood sugar is too low? Glucagon 31 of 43 What does the hormone Glucagon do? causes the liver to release the glucose back in to the liver 32 of 43 What disease would you have if you couldnt control your blood sugar? Diabetes 33 of 43 What is Type 1 Diabetes? when your pancreas doesnt produce any insulin 34 of 43 What may happen if you do not control your blood sugar? It could be fatal (die) 35 of 43 How can Type 1 Diabetes be treated? 1.careful attention to diet. 2. injecting with insulin 36 of 43 What is Type 2 Diabetes? When the cells have become resistant to Insulin 37 of 43 How can Type 2 Diabetes be treated? Diet 38 of 43 What can increase the chances of getting diabetes? Being Obese 39 of 43 What is BMI? Body Mass Index 40 of 43 Which category would you be in with a BMI of 30 or more? Obese 41 of 43 How do you calculate BMI? body mass (kg) / (height)2 (m) 42 of 43 Why is it better to use the waist:hip ratio measurement? it measures abdominal fat which is closely linked to cardiovascular disease 43 of 43
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