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25 Cards in this Set
- Front
- Back
- 3rd side (hint)
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what types of things do white blood cells engulf?
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pathogans
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another way of saying ways
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how do platelets stop bleeding?
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The platelets clump together and reduce blood loss.
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there was a picture of it in the book
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what type of blood vessels direct bloood back to the heart?
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the vein.
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what type of blood vessels direct blood away from the heart?
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the artery
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AWAY
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which type of blood vessels are the smallest?
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the capilaries
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what is the function of the lymphatic system?
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to collect the excess fluids and return them to the heart.
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what occurs in the process of respration?
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oxygen goes into you lungs and then the carbon dioxide comes out.
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what tube leads into each lung and branches into bronchioles?
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trachea
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what are the sacs called that form on the end of the bronchioles?
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alveoli
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what two gasses exchange in the lungs?
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oxygen and carbon dioxide.
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which type of cell has receptors for smelling?
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O factory cell.
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which eye part gives eyes their color?
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the iris.
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color
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what causes diabetes?
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when a persons pancreas does'nt make enough insulin.
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which sense gives us an awareness of light energy?
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vision.
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eyes
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through what part of the eye does light enter?
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cornea
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what light property allows you to see yourself in a mirror?
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the pupil
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black
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how does the pupil respond to bright light?
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the pupil gets smaller.
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what is a reflex?
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A quick involuntary response to stimuli.
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What light property allows you to create a rainbow out of white light?
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refraction.
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like a fraction.
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what is transfered by waves?
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UV light energy.
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what two properties are used to classify electromagnetic waves?
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wavelenght and frequency.
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why do strawberries appear red?
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because only the red light is reflected.
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what two body parts can be damaged by overexposure to ultraviolet light?
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skin and eyes.
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what type of wave emitted by the sun brings warmth to the earth?
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ultraviolet light.
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a color
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what type of the lens is thinner in the middle than at the edges?
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vex lens.
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