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Human Biology
biology
this test is on human biology that includes healthy eating, co-ordination and control, drug abuse and controlling infectious disease.
what is a balanced diet?
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eating right amounts of different types of food | ||
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eating lots of food | ||
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eating fruit and veg. | ||
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not eating fats, sugars and salts | ||
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eating little amounts of foods |
give 3 factors that might affect how much energy a person needs?
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sex, size, pregancy | ||
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sex, size, hair colour | ||
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blood pressure level, size, skin colour | ||
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pregancy, blood pressure level, eye colour | ||
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hair colour, eye colour, sex |
what are yo called if you are very fat?
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obese | ||
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over weight | ||
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fatty | ||
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big | ||
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high fat content |
if you are obses u are likely to suffer from?
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arthritis, high blood pressure, diabetes, heart disease | ||
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not walk, sleep longer, diabetes, high cholesterol level | ||
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high cholesterol level, can't stand properly, heart problems, arthiritis | ||
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sleep longer, not walk, can't stand properly, heart problems | ||
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can't stand properly, high cholesterol level, not walk, sleep longer |
which type of lipoproteins carry cholesterol around the body that are bad and cause diseases?
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low-density lipoproteins (LDLs) | ||
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high-density lipoproteins (HDLs) |
which fat increases your cholesterol level?
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saturated fat | ||
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mono-unsaturated fat | ||
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polyunsaturated fat |
how are the hormone and nervous system different?
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the hormone system relies only on messages transmitted by chemicals, impulses in the nervous system are electrical | ||
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the hormone system relies only on messages transmitted electrically, impulses in the nervous system are chemical | ||
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they just are |
what 3 hormones are the menstrual cycle controlled by?
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FSH (follicle stimulating hormone), oestrogen, LH (lutinising hormone) | ||
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FSH (follicle stimulating hormone), ovaries, LH (lutinising hormone) | ||
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oestrogen, testes, ovaries | ||
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LH (lutinising hormone), eggs, ovaries |
hormones are produced from your glands, how to the hormones travel around the body?
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they travel through the blood | ||
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they send electrical impulses around the body | ||
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they swim using their legs | ||
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they send chemical messages |
what are the stages in the reflex action?
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receptor- sensory neurone- relay neurone- motor neurone- impulse sent to effector- action is taken | ||
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relay neurone-receptor- motor neurone- sensory neurone- action is taken | ||
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receptor- action is taken- relay neuron- sensory neurone- motor neurone | ||
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receptor- relay neurone- motor neurone- sensory nurone- impulse sent to effector- action is taken |
how do we lose water?
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urine, sweat, breathing | ||
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excreting, sweat, burping | ||
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sweat, urine, excreting | ||
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sweat, breathing, farting | ||
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urine, breathing, burping |
what does illegal mean?
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against the law | ||
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do what you want to do |
what is it meant by recreational drugs?
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people take drugs to stimulate themsleves and don't use it for medical reasons | ||
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people take drugs because they are forced too | ||
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people take drugs because of medical reasons |
which 2 drugs are illegal and recreational drugs
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heroin | ||
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weed | ||
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tobacco | ||
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coffee | ||
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cannabis | ||
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cocaine |
which 2 organs does alcohol damage?
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heart | ||
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brain | ||
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kidney | ||
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liver | ||
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bladder | ||
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stomach |
why is it dangerous to drink and drive?
| duno? (by Anon) |
| Because it slows down your responses, you are more likely to have an accident (by Debzie) |
| Death. (by Anon) |
| your reaction rate is slower (by Anon) |
| because after drinking the reflexes are slower due to the cerebellum being affected by toxin (by sue) |
| because your reactions are delayed (by Anon) |
| because alcohol slows down your reactions (by Anon) |
| becuase your reactions become slower and you become sleepy. (by Anon) |
| Because you can cause accident (by justin) |
| coz u might crash!!!! it slows down reactions!!! (by Lauren) |
| loose your coordination and reaction time is slower judgmenmt is impaire (by anna) |
| impaired judgment (by siouxsie) |
| You can kill yourself...and others (by Anj) |
| you are not alert enough to control the automobile (by Anon) |
| because your reactions arent as fast as they would be if you were sober. as a result you would take longer to do react to your enviroment i.e a left turn. Consequently the risk of dying when drunk is higher. (by nicole) |
| The alcohol slow down your reflex action (by Tanisha) |
| it slows down reaction time (by krishna bagwan) |
| Because drugs effect your nerves, and decision making ability which can lead to slow reactions and inability to think normally when in a dangerous situation. (by Anon) |
| alchohol is a depressant, and therefore concentration is limited. (by abbie) |
| reaction time decreases (by Anon) |
| Alcohol reduces reaction time meaning more chance of accidents (by Anon) |
| u can end up having an accident beacue when you drink your head starts buzzing, you dont kknow what is happening (by tahmina) |
| u can end up having an accident beacue when you drink your head starts buzzing, you dont kknow what is happening (by tahmina) |
| yes (by Anon) |
| slower reactions (by mary) |
| as alcohol slows down reaction times, this is dangerous whilst operatinga car (by ed) |
| because it decreases your concerntrtion level (by kestyn) |
| Because drinking slows down your reaction. (by bex) |
| When you drink and drive, the chemicals from the alcahol damage the brain cells and reacts to your body, making your body respond in dangerous ways and slowing down the overall rate at which the human body works. (by geri) |
| it could cause a crash (by marie) |
| because you nerves are damaged by the alcohol that mans you wont have a fast reflex action.you nerves are affected because your brain is not stimulationg properly (by muhammad) |
what does alcohol do to the nervous system?
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slows the the system, making you have slow reactions | ||
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shuts down the nervous system making you paralised | ||
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makes you walk faster | ||
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makes you have weird hippy type dreams | ||
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it makes yu eye sight blurry |
what is addictive that is in tobacco?
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nicotine | ||
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tar | ||
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maize | ||
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corn | ||
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smoke |
why do pregant women who smoke have babies with a low birth weights?
| /? (by Anon) |
| Because it cuts off the baby's oxygen supply, making them smaller (by Debzie) |
| The tobacco takes the food that the baby essentially needs. (by Anon) |
| because the tobacco effects the baby, it uses the baby's oxygen? lol i dno (by Anon) |
| nicotine and toxins cross the placenta and enter the babies bloodstream (by sue) |
| affects the oxygen they get (by Anon) |
| because of the poison in cigerettes (by Anon) |
| becuase it effects the nutriens that the baby gets through the bood in the umbilical cord and the smoke also gets to the baby? (by Anon) |
| because the chemicals in the cigarette make it harder for the oxygen to be carried around the body and so not as much nutrients get to the baby (by Lauren) |
| starvs the placenta of oxygen (by anna) |
| Chemicals from tobacco smoke are passed to the baby, which affects the babies growth rate. (by siouxsie) |
| because the babe did not gote enough oxygen to get energy (by solomon) |
| ????? (by Anon) |
| summin tah do with the carbon monoxide lol (by nicole) |
| becasue it effects the baby as what ever you do the bany does as well (by krishna bagwan) |
| Because it also effects the baby, and the nutrients given to the baby which it needs to maintain weight, and also cigarette smoking is addictive which causes the mother to be stressed which is proven to cauuse the baby stress, and stress causes weight loss. (by Anon) |
| cigarettes damages things in the body, such as the cillia, which, in turn, absorbs less nutrients etc. (by abbie) |
| because tobacco makes you lose weight (by Anon) |
| smoke is astimulant it conatains irratants (by tahmina) |
| smoke is astimulant it conatains irratants (by tahmina) |
| not always (by mary) |
| as they do not eat enough? (by ed) |
| Because ther is less oxygen going into the body. (by bex) |
| It reduces the amount of oxgyen for the growing foetus (by Anon) |
| because the carbon monoxide damages the baby and that not lot of blood gets to the baby making it in to a premature baby (by muhammad) |
why can tobacco cause cancer?
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it has cancer causing chemicals in it (carcinogens) | ||
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it has tar in it (tar) | ||
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it enters carbon monoxide into your body (carbon monoxide) | ||
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it has powders in it (drugs) |
pathogens are microorganisms that cause infectious diseases. what are the two organisms that act like pathogens?
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bacteria | ||
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penicillin | ||
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viruses | ||
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flu | ||
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antibiotics |
what do whiteblood cells do to help us kill pathogens?
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produce antibodys and antitoxins and ingest the pathogens | ||
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produce antibiotics and antitoxins and dissolve the pathogens | ||
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porduce antibodys and ingest the pathogens |
what do antibiotics do?
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they kill harmful bateria | ||
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they kill harmful viruses | ||
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they kill harmful bacteria and viruses | ||
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they kill your blood cells |
what does immunity mean?
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immunity is where you can't get a disease again | ||
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immunity is where you can't get a injection again | ||
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immunity is where you can get a disease again | ||
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immunity is where you can get a injection again |
what does a vaccine contain?
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inactive or dead forms of pathogens | ||
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active forms of pathogens | ||
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dangerous diseases | ||
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a magical potion | ||
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a cure | ||
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alive froms of pathogens |