MICC PRACTICE TEST CH.7 (ANATOMY PART II)

Question 1

Four a routine CT exam of the pelvis, what gantry tilt is used?
A. 20-degrees.
B. -20 degrees.
C. 10-degrees.
D. No tilt is used.

Answer 1

D - No tilt is used.

Question 2

Which of the following are typical start and end locations for CT scans of the pelvis?
A. From the xiphoid process through the iliac crest.
B. From the Sternal notch through the iliac crest.
C. From the iliac crest through the symphysis pubis.
D. From the sternal notch through the symphysis pubis.

Answer 2

C - From the iliac crest through the symphysis pubis.

Question 3

Which of the following provides the best bone window setting form the pelvis?
A. WW 100; WL -200.
B. WW 140; WL 60.
C. WW 1000; WL 200.
D. WW 2000; WL 350.

Answer 3

D - WW 2000; WL 350.

Question 4

Which of the following is a reason for inserting a tampon in the vagina for CT exams of the female pelvis?
A. Provides a high intensity on the image.
B. Eliminates the need for IV contrast injection.
C. Eliminates the need for oral contrast media.
D. Helps visualize the vaginal canal.

Answer 4

D - Helps visualize the vaginal canal.

Question 5

For which of the following studies in the chest is IV contrast typically used?
A. Chest masses.
B. Hilar masses.
C. Cardiac masses.
D. All of the above.

Answer 5

D - All of the above.

Question 6

Which of the following is the typical orientation for a localizer in a chest exam?
A. AP.
B. Transverse.
C. Lateral.
D. Oblique.

Answer 6

A - AP.

Question 7

Which of the following should NOT be done in preparation for a CT colonography exam?
A. Fecal tagging.
B. Colon cleansing.
C. Rectal administration of barium sulfate.
D. Colon distention.

Answer 7

C - Rectal administration of barium sulfate.

Question 8

The gallbladder is located on the:

Answer 8

Posteroinferior surface of the liver.

Question 9

What spinal level does the aorta go through the abdomen?

Answer 9

L4.

Question 10

The descending aorta divides into two arteries which are the:

Answer 10

Left Ana’s right common iliac arteries.

Question 11

Which of the following is NOT recommended for a screening CT colongraphy exam? (Pick one or more answers)
1. 200 mAs.
2. Both prone & supine scanning.
3. Post-processing to visualize inside surfaces of the bowel.

Answer 11

1 only.

Question 12

What kind of mAs would you use for a CT colonography exam?

Answer 12

Low mAs (about 30-50 may be used w/o compromising the quality of the exam).

Question 13

What vertebral level is the inferior vena cava formed at?

Answer 13

5th lumbar vertebrae (L5) by the union of the common iliac veins.

Question 14

Where does the inferior vena cava empty into?

Answer 14

right atrium of the heart.

Question 15

Right & Left crus of the diaphragm.

Answer 15

Fibromuscular bands arising from the superior three or four lumbar vertebrae & ascending to insert into the central tendon of the diaphragm.

Question 16

What window width and window level would best differentiate of the soft tissue of the abdomen?
A. WW 100; WL -200.
B. WW 300; WL 40.
C. WW 1000; WL 200.
D. WW 2500; WL 350.

Answer 16

B. WW 300; WL 40.

Question 17

Which of the following is FALSE regarding a coronary calcium scoring exam?
A. contrast media is not used.
B. it is often preformed on pts with risk factors for coronary artery disease, but no actual symptoms.
C. Cardiac synchronization is requried.
D. A high calcium scoring is evidence of stenosis.

Answer 17

D. A high calcium scoring is evidence of stenosis.

Question 18

In order to assess cardiac function, the ________ ________ is evaluated.

Answer 18

Left Ventricle. (b/c it is the chamber of the heart responsible for forcing blood out to the body, via the aorta, when it contracts).

Question 19

The _________ view is used to evaluate cardiac function.

Answer 19

Short axis.

Question 20

Normal ejection fraction is greater than ________%.

Answer 20

60%.

Question 21

Stroke volume calculation

Answer 21

calculated by subtracting end systolic volume (ESV) from end diastolic volume (EDV). Ejection fraction equals the stroke volume divided by EDV times 100%.