fighting disease part 2

Question 1

<p class=”large” style=”text-align:center”;>Key word</p>

Answer 1

<p class=”large” style=”text-align:center”;>Definition/Fact</p>

Question 2

<p class=”large” style=”text-align:center”;>Pathogen</p>

Answer 2

<p class=”large” style=”text-align:center”;>Micro-organism that causes disease</p>

Question 3

<p>Bacteria</p>

Answer 3

<p>Very small cells that reproduce rapidly, they damage your cells and produce toxins (poisons)</p>

Question 4

<p class=”large” style=”text-align:center”;>Virus</p>

Answer 4

<p class=”large” style=”text-align:center”;>They invade body cells and copy themselves until they burst the cell which makes you feel ill.</p>

Question 5

<p class=”large” style=”text-align:center”;>Defence System</p>

Answer 5

<p class=”large” style=”text-align:center”;>This is what your body uses to fight pathogens</p>

Question 6

<p class=”large” style=”text-align:center”;>Platelets</p>

Answer 6

<p class=”large” style=”text-align:center”;>They clot blod quickly to seal wounds</p>

Question 7

<p class=”large” style=”text-align:center”;>Immune System</p>

Answer 7

<p class=”large” style=”text-align:center”;>What kicks in when pathogens enter the body</p>

Question 8

<p>White Blood Cells</p>

Answer 8

<p>1)Engulfs foreign cells and digests them 2)Produce antibodies to fight antigens of pathogen 3)Produce antitoxins invading bacteria</p>