B1 PART 2

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what are nerve cells called
neurones
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what is the sequence in a reflex arc
stimilus>receptor>sensory neurone>centeral nervous system>motor neurone>effector>response
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What are class A drugs?
class A drugs are the most dangerous drug and have the heaviest penalties
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What are the 5 types of drugs
depressants( alcohol), painkillers( paracetamol), Stimulants( nicotine) ,performance enhancers( steroids), hallucinogens(LSD)
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What can a high temperature cause?
heat stroke , dehydration
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What can a low temperature cause?
hypothermia
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What hormone controls blood sugar levels?
insulin
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Which action is slower, hormone reaction or nervous reaction?
hormone reaction is slower thaan nervous reactions as the hormones travel in the blood
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What is type 1 diabetes caused by?
type 1 diabetes is caused by the pancreas not producing any insulin.
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What are auxins?
auxins are a group of plant hormones. They move through the plant in solution.
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What are the two types of human charecteristics?
dominant and recessive
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How many chromozones do we have in the body?
23 pairs
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What are female chromozones called?
XX
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What are male chromozones called?
XY
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What is genetic varaition caused by?
mutations , rearrangement of genes, fertalisation
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What areinherrited dissorders caused by ?
faulty genes
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what is the sequence in a reflex arc

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stimilus>receptor>sensory neurone>centeral nervous system>motor neurone>effector>response

Card 3

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What are class A drugs?

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Card 4

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What are the 5 types of drugs

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What can a high temperature cause?

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