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Which of the following projections will best demonstrate the greater tubercle of the humerus in profile laterally?

A poorly positioned PA hand image demonstrates superimposition of the third through the fifth metacarpal heads.  Which of the following would correct this image?

During fluoro. of a BE, the radiologist notices an unusual defect within the right colic (hepatic) flexure.  She asks that you provide the best images possible of this region.  Which two projections will best demonstrate the right colic flexure?

Which of the following images shows an accurate depiction of hydrogen bonding between two water (H2O) molecules? (Hint: water has two hydrogen atoms and one oxygen atom)

For a PA oblique (RAO) esophagram with accurate positioning: 1.  the patient is rotated 35 – 40° from the IR 2.  the esophagus is filled with barium from the lower neck to the EG junction (cardiac orifice) 3.  the esophagus is ½ way between the heart and vertebral column 4.  the esophagus is ½ way between the hilum and vertebral column

After DNA replication, each resulting DNA molecule has…

Which aspect of the large intestine is best demonstrated with an AP axial projection?

Critique the following radiographs and determine their diagnostic quality. The following should be included in your answer: (3 points each film) Positioning criteria: is it positioned properly? / do not state a simple yes or no – explian why it is, or how you know it is not… ( 1 pt) Anatomy included: is all anatomy included? / specifically state what anatomy is missing (1 pt) Improvements:  Ex p l a i n  how to make this radiograph better (be sure to use proper terminology) (1 pt) Radiograph / PA Esophagram: Use this format… Positioning: Anatomy: Improvements:

State whether it’s true or false. If false, correct it. The anatomy of primary interest on an upright BE image is the transverse colon.

State whether it’s true or false. If false, correct it. The stomach will be J-shaped, vertical and low in the abdomen on an asthenic pt.