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19 Cards in this Set
- Front
- Back
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Define the job of sonographer.
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A sonographer performs ultrasound studies and gathers diagnostic data under the direct supervision of a physician
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What is the role of the sonographer?
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* provide patient care
* ensure equipmt. is up-to-date 4 exam * ensure dx info by providing appropriate images for dr. interpretation * differentiate normal from abnormal sonographic anatomy |
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What are the sonographer's responsibilities to the patient?
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* responsible for the type of care they give their patients
* all patients deserve to be treated w/ respect, dignity and kindness |
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What are the patient's rights?
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* right to info re: their health care and to decision-making re: dx and trtmt
* right to refuse trtmt or tests * right to privacy and to decline students * may have their friends in rm - follow hospital policies * expect pleasant physical and emotional surroundings * feel comfortable, safe and respected as an individual |
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What is the proper physical environment?
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* proper ventilation & temp.
* adequate lighting * comfortable and safe furnishings * equipmt in good wkg. order * access to bathrm facilities * safe and private area for disrobing & storing personal articles |
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What are appropriate emotional surroundings?
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* patient should be treated as an individual
* staff should introduce themselves and explain procedure * privacy should be respected at all times * sonographer should not impose beliefs on their patient |
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What are the safety considerations?
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* know location of emergency equipmt.
* recognize that unconscious/sedated patients aren't responsible for their own safety * consider natural curiosity of children * elderly patients may have poor vision or hearing |
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What are some safety measures to take?
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* lock the wheels and lift footrests
* restraints must be ordered by a dr. or charge nurse * use only safety inspected and approved devices for warming gel * look for items likely to cause accidents |
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What are sonographer safety guidelines?
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* use proper body mechanics
* obtain adequate help for lifting/moving heavy objects/patients * ensure electrical equipmt is properly grounded * be aware of isolation policies |
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What should the student sonographer know?
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* clinical training experience are the most valuable aspect of program
* patients have right to refuse participation in training * scanning test objects/"volunteers" is useful for hands-on experience |
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Why is hands-on training beneficial?
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gives experience in
* setting up machine * manipulating transducer * positioning patients * learning to manipulate equipment |
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What is echolocation?
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Many animals use ultrasound of various frequencies to locate and i.d. objects in the water and air.
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In 1880, what did Pierre and Jacques Curie discover?
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The piezoelectric effect.
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In 1915, Paul Langevin begin developing what?
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Sonar devices to locate submarines in WW I. Developed the "hydrophone"
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What does sonar stand for?
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SOund
NAvigation Ranging |
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In 1930, what was ultrasound used for?
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to detect flaws in metal and industrial purposes
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In 1940, what was ultrasound used for?
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Experimentally as a possible diagnostic tool in medicine.
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In 1940, what was Karl Theodore Dussik, a neurologist/psychiatrist at the University of Vienna, known for?
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He was regarded as the first physician to have employed ultrasound in medical diagnosis.
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1960 brought what?
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The first commercially available ultrasound scanner developed.
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