Homeostasis-endocrine system and hormones 4.0 / 5 based on 4 ratings ? BiologyHomeostasisNervous system, hormones and behaviourGCSEAQA Created by: book.of.wisdomCreated on: 18-01-18 16:48 What are hormones? Hormones are chemical messengers sent in the blood 1 of 15 What do the ovaries produce? The ovaries produce oestrogen 2 of 15 What does your body do when it gets cold? Hairs stand up, blood vessels constrict, shivering 3 of 15 What causes type 1 diabetes? When the pancreas produces little or no insulin 4 of 15 What is the function of the kidneys? To make urine by taking waste products out of your blood 5 of 15 What are the three substances that are removed from the body in urine? Urea, ions, water 6 of 15 What hormone controls the concentration of urine? ADH (anti-diuretic hormone) 7 of 15 What are the pros and cons of a dialysis machine? Pro- can buy patient time until donor organ Con- patient needs long, regular sessions 8 of 15 What are the pros and cons of a kidney transplant? Pro- cure for kidney failure Con- doesnt always work 9 of 15 What order do the hormones go in the menstual cycle? FSH, oestrogen, LH, progesterone 10 of 15 What is the job of oestrogen? Cause lining of uterus to grow, stimulate LH 11 of 15 What are the non-hormonal ways of contraception? Condoms, female condoms, diaphragms, spericide 12 of 15 What hormones are in the fertility drug? FSH, LH 13 of 15 What are the cons of IVF? Multiple births, success rate is low, emotionally/physically stressfull 14 of 15 Why are some people against IVF? Unused embryos are destroyed, genetic testing 15 of 15
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