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22 Cards in this Set
- Front
- Back
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what is the endocrine system? |
-made up of glands that secrete chemicals called hormones into the bloodstream (directly) |
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name 4 endocrine glands |
-pituitary gland- master gland -ADH - affects amount of urine produced by kidney FSH- stimulates ovaries to make oestrogen TSH- stimulates thyroid gland to make thyroxine (controls rate of metabloism) |
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where are the thyroid, pituitary, pancreas, adrenal, ovary and testis gland located? |
thyroid- throat pituitary- base of brain ovary- ovaries testis- testicles pancreas- pancreas adrenal- kidneys
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what is a hormone |
provide chemical coordination and control for the body and produced by endocrine glands. |
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what does the pancreas do |
constantly moniters and controls blood glucose concentration using two hormones. (insulin+glucagon) |
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how does the pancreas work |
insulin produced allows glucose from blood into cells where its used. |
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what happens to glycogen stores once full |
converted into lipids and stored, aka fat and you will become obese xxx |
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what does glucagon do |
makes liver break down glycogen, converting back into glucose, and released back into blood |
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what is type 1 diabetes |
pancreas does not make enough (or any) insulin so blood concentration is not controlled |
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without insulin what happens? |
lack of energy and feeling tired, loose weight |
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who is more succestiable to type 2 diabetes |
older, linked to obesity, lack of exercise or both, genetics |
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difference between type 1 and type 2 diabetes |
type 1 affects mostly younger children and teenagers type 2 affects older, obese people and way more common |
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How is treating type 1 diabetes different than treating type 2 diabetes? |
type 1- replacement insulin before meals, watch amount of carbohydrates you eat, exercise. type 2- eating balanced diet, losing weight, exercising, |
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how can we cure type 1 diabetes? |
pancreas transplant, (difficult and risky) transplanting pancreatic cells have been tried, but limited success rate:( |
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(HT) what does thyroxine do in the body |
controls basal metabolic rate (how quickly substances are broken down and built up) growth and development |
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(HT) what does adrenaline do for the body |
-heart rate and breathing rate to incrwase -stored glycogen in liver to be converted to glucose for respiration -pupils to dilate in light -mental awareness to increase prepares body for fight or flight. |
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3 hormone based contraceptions |
-contraceptive pill (use female hormones to prevent pregnancy) -contraceptive implant (lasts for 3 years, hurts like a bitch xx) -contraceptive patch (contains oestrogen and progesterone, replacement every 7 days) |
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1 chemical method of contraception , one barrier method |
-spermacidies -condom |
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other methods of contraception |
-vasectomy, abstinence, intrauterine devices (inserted into uterus, lasts 3-5 years) |
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3 infertility treatments |
IVF, |
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advantages and disadvantages of fertility treatments |
-IVF is expensive -not always successful -health risks for mother (emotionally and physically) -IVF increases chance of multiple pregnancy -eggs frozen |
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