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6.  For each enzyme-catalyzes reaction below, state the specific class of enzyme (i.e. kinase is more specific than transferase) that catalyzes it and give the first and second digits of its EC number.  In the case of hydrolases and ligases, give only the first digit.  (12 pts – 3 ea.)           a)                     class:__________________  EC __.__           b)                    class:__________________ EC __.__-           c)                      class:__________________  EC __.__           d)                    class:__________________  EC __.__  

10.  A man notices that he has steatorrhea (“fatty stools”), which means that his feces contain an unusually large amount of fat.  His doctor diagnoses him as having pancreatic cancer and begins aggressive treatment.  Explain how damage of the pancreas leads to steatorrhea.  (Because this is a digestion question, focus on those digestive processes that are affected.)  (6 pts)  

Which describes how pitch has a direct influence on patient radiation dose?

Most laboratory evaluations for CT-guided biopsy procedures include prothrombin time, partial thromboplastin time, and ____________.

How many shades of gray can the monitor display?

What is the range of the average adult pulse?

What is the name for the area of the anode where the electrons strike and the x-ray beam is produced?

What artifact does this image represent.  __________ artifacts appear as dark streaks or vague areas of decreased density on a CT image.

Which is a drawback of using noncontrast helical CT (NCHCT) to diagnose ureteral calculi?

What determines the number of Hounsfield units assigned to each level of gray in a gray-scale image?