The x-ray tube
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| show | ceiling support
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| What components make up the external structure of the x-ray tube? | show 🗑
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| show | protective housing
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| What is the positive side of the x-ray tube called? | show 🗑
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| What is the negative side of the x-ray tube called? | show 🗑
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| This occurs when the tungsten vaporizes,coats the inside of the glass housing, and then causes the current to stray. | show 🗑
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| What are the 2 parts of the cathode? | show 🗑
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| show | tungsten vaporization
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| show | tungsten
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| The boiling off of electrons is known as? | show 🗑
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| show | tungsten
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| show | space charge effect
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| show | the focal spot
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| What is the size of most filaments? | show 🗑
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| When is the small focal spot used? | show 🗑
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| What turns the rotating anode? | show 🗑
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| Name the 2 types of anodes. | show 🗑
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| How much of the electron interaction with the anode turned into heat? | show 🗑
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| show | the area of the anode struck by electrons from the cathode
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| show | tungsten alloy
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| High capacity tubes rotate at up to ________ rpm. | show 🗑
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| What components make up the induction motor? | show 🗑
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| show | a shaft made of copper and soft iron
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| What is the stator? | show 🗑
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| What is the anode heel effect? | show 🗑
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| The smaller the ______ the greater the heel effect. | show 🗑
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| When imaging a larger patient, the ______ should be directed over the larger part. | show 🗑
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| show | smaller, smaller
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| show | 1.41 X kVp X mA X s
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| What does it mean when a tube has 2 focal spot sizes or a dual tube? | show 🗑
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| What does each tube rating charts have in common with one another? | show 🗑
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| show | outside the glass enclosure
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| show | inside the glass enclosure behind the anode
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| What causes the anode heel effect? | show 🗑
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| This occurs when the electrons bounce off the focal spot and land on other areas of the target, causing x-rays to be produced outside the focal spot(scatter). | show 🗑
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| The actual focal spot size is ______ than the effective focal spot size in the line focus principle. | show 🗑
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| When the anode has pits or cracks in it, what caused this? | show 🗑
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