RAD 112
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| show | To convey food and saliva from largopharynx to stomach
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| Where does the esophagus originate? | show 🗑
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| show | T11
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| show | T10
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| show | cardiac antrum
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| show | A dilated, saclike portion of the digestive tract extending between the esophagus and small intestine.
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| Describe the four parts of the stomach. | show 🗑
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| What is the lesser curvature? | show 🗑
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| show | the left border
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| What is the cardiac notch? | show 🗑
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| show | Cardiac (Esophageal) sphincter and pyloric sphincter
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| show | cardiac orifice and pyloric orifice
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| show | body habitus - hypersthenic (high and transverse) asthenic ( low and more midline);
body position
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| What is the function of the stomach? | show 🗑
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| show | secretes acids, enzymes and other chemicals to break down food
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| show | CHYME
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| What is peristalsis? | show 🗑
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| show | 3 to 4 waves per minute in full stomach
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| How long to empty stomach? | show 🗑
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| How long is transit from stomach to ileocecal valve? | show 🗑
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| What is contrast media? | show 🗑
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| show | Barium sulfate;
water soluble iodinated contrast media (ie Gastrografin)
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| show | 1) clears stomach 1-2 hrs
2) do not adhere to esophageal mucosa as well
3) provides good exams of stomach, duodenum and large intestine
4) easily removed before/during surgery
5) readily absorbed by body, excreted by kidneys (perforation)
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| show | AP or PA;
AP or PA oblique;
Lateral
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| show | PA;
PA oblique;
AP oblique;
Lateral (right preferred);
AP
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| show | a musculomembranous tube that extends from ileocecal valve to anus
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| What are the components of the lower GI? | show 🗑
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| Describe the small intestine. | show 🗑
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| Describe the duodenum. | show 🗑
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| show | 1) digests and absorbs food
2) gastrointestinal transit
3) uses peristalsis
4) average transit time to ileocecal valve 2 -3 hours
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| Describe radiation protection during GI studies. | show 🗑
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| How is contrast administered? | show 🗑
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| What is the most common method of administering contrast? | show 🗑
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| What is patient prep for small intestine orally administered exam? | show 🗑
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| Why is it called small bowel series? | show 🗑
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| Why is supine used? | show 🗑
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| Why is prone used? | show 🗑
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| How does technologist determine time intervals between images? | show 🗑
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| When is the exam considered completed? | show 🗑
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| show | a musculomembranous tube that extends from ileocecal valve to anus
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| show | An arch around small intestine
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| show | - cecum
- colon
- rectum
- anal canal
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| How long is the large intestine? | show 🗑
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| What are the series of pouches along the colon called? | show 🗑
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| show | taeniae coli
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| show | pouch-like portion below the junction of the ileum and colon
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| What is the outpouching attached to the posteromedial side of cecum called? | show 🗑
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| What are the four portions of the colon? | show 🗑
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| show | right colic flexure (hepatic)
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| show | left colic flexure (splenic)
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| show | an S shaped loop that ends at rectum at level of 3rd sacral segment
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| show | Rectum
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| show | anal canal
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| What is the function of the large intestine? | show 🗑
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| Why is carbon dioxide used most commonly in double contrast studies? | show 🗑
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| When are water soluble contrast agents used? | show 🗑
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| Why must the large intestine be completely empty prior to exam? | show 🗑
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| show | - severe diarrhea
- gross bleeding
- obstruction
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| show | - complete intestinal cleaning kit
- GI lavage preparations
- cleansing enema
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| show | - mouth
- pharynx
- esophagus
- stomach
- small intestine
- large intestine
- rectum
- anal canal
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Created by:
Larobbins
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