Body System Scenarios

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1. When you are out in the sun too long, you may get a sunburn.  Skin acts as a natural barrier and protects the body from ultraviolet (UV) radiation.

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Body System Scenarios - Quiz

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2. The __________________________ system is like a blender because both break food down into smaller pieces.

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3. When cells carry out their daily activities, they produce cellular waste, including carbon dioxide, excess salt, and urea.  Urea is harmful to cells and must be eliminated from the body.  The kidneys filter blood to remove waste and produce urine.

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4. When you are in a dark room and someone suddenly turns on a bright light, your pupils contract to control the amount of light entering your eyes.  This reflex protects your eye from injury.

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5. When you are cold, your thyroid releases a hormone (thryroxine) that increases cellular activity.  As cellular activity increases, the temperature of your body increases.

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6. The _________________ system is like the trusses of a bridge because they both provide a framework of support . 

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When you are out in the sun too long, you may get a sunburn. ...
The __________________________ system is like a blender because both...
When cells carry out their daily activities, they produce cellular...
When you are in a dark room and someone suddenly turns on a bright...
When you are cold, your thyroid releases a hormone (thryroxine) that...
The _________________ system is like the trusses of a bridge because...
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