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6
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My skin, tonsils, thymus, mucus, saliva, tears, blood cells, spleen, lymph nodes, and lymphatic system are all included in this.
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7
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The outermost layer of skin is called this.
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8
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This is a network of vessels throughout my body that collects and distributes lymph fluid and filters out bacteria and germs.
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10
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This spongy material, inside of my bones, produces blood cells.
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11
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Some of these are good and help keep us healthy, like those that live in our guts.
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12
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This is the first defense against germs getting into my body.
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13
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Another name for white blood cells. They battle germs. The top three are macrophages, neutrophils, and lymphocytes.
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16
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These blood cells help my blood stick together and make a scab.
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18
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These organisms get their nutrition from plants, animals, and people, and live in damp, warm places. They can cause athlete's foot.
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1
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This organ, in my upper left abdomen, keeps my blood clean and ready to fight germs by removing old blood cells from my blood.
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2
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These cells are called 'killer cells' and they work like detectives to find germs and kill them.
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3
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Babies are born with this gland that produces T-cells, a type of white blood cell that kills germs.
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4
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Germs that need to be inside living cells to grow and make copies of themselves. They make us sick with things like chickenpox, measles, the flu, and even COVID-19.
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5
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These blood cells fight infection
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9
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This substance in my nose and respiratory tract traps germs, breaks them down, and removes them from my body.
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14
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This fluid that is constantly being produced in my mouth has special enzymes to help break down germs.
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15
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Living things that cause disease and are so small you need to see them with a microscope.
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16
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These one-celled organisms like warm, and damp places and spread disease through water. They can cause infections that give you tummy trouble.
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17
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This fluid traps germs and bacteria and protects my eyes.
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