Question 1

Which ribs are demonstrated on an AP oblique projection?

Accepted Answer

A)  Upper ribs only 
B)  Lower ribs only 
C)  Side farthest from the IR 
D)  Side closest to the IR 
A)  Upper ribs only 
B)  Lower ribs only 
C)  Side farthest from the IR 
D)  Side closest to the IR

Question 2

Which ribs are best demonstrated in the image below?

Accepted Answer

A)  Axillary portion of right ribs 
B)  Axillary portion of left ribs 
C)  Left ribs above the diaphragm 
D)  Right ribs below the diaphragm 
A)  Axillary portion of right ribs 
B)  Axillary portion of left ribs 
C)  Left ribs above the diaphragm 
D)  Right ribs below the diaphragm

Question 3

The central-ray angle for a lateral sternum is:

Accepted Answer

A)  5 degrees caudad. 
B)  10 degrees caudad. 
C)  10 to 12 degrees caudad. 
D)  perpendicular. 
A)  5 degrees caudad. 
B)  10 degrees caudad. 
C)  10 to 12 degrees caudad. 
D)  perpendicular.

Question 4

The central-ray angulation for a PA projection of the sternoclavicular joint is:

Accepted Answer

A)  0 degrees. 
B)  5 degrees caudad. 
C)  10 degrees caudad. 
D)  10 to 15 degrees caudad. 
A)  0 degrees. 
B)  5 degrees caudad. 
C)  10 degrees caudad. 
D)  10 to 15 degrees caudad.

Question 5

Where is the bottom of the IR positioned for an AP projection of the ribs (below the diaphragm)?

Accepted Answer

A)  At the xiphoid 
B)  At the ASIS 
C)  1 $1 / 2$ inches above the crest of the ilium 
D)  At the iliac crest 
A)  At the xiphoid 
B)  At the ASIS 
C)  1 $1 / 2$ inches above the crest of the ilium 
D)  At the iliac crest

Question 6

Which of the following is the recommended position for optimal demonstration of the upper anterior ribs?
1)Recumbent
2)Standing
3)Seated upright

Accepted Answer

A)  1 and 2 
B)  1 and 3 
C)  2 and 3 
D)  1, 2, and 3 
A)  1 and 2 
B)  1 and 3 
C)  2 and 3 
D)  1, 2, and 3

Question 7

How are the hands placed for a PA projection of the ribs so that the scapulae are rotated away from the rib cage?

Accepted Answer

A)  Palms of the hands against the hips 
B)  Palms of the hands against the midthigh 
C)  Back of the hands against the hips 
D)  Back of the hands against the mid-thigh 
A)  Palms of the hands against the hips 
B)  Palms of the hands against the midthigh 
C)  Back of the hands against the hips 
D)  Back of the hands against the mid-thigh

Question 8

Where should the patient's hands be positioned for an upright lateral sternum?

Accepted Answer

A)  Locked behind the back 
B)  Straight down at the side 
C)  Locked above the head 
D)  Back of the hands against the thighs 
A)  Locked behind the back 
B)  Straight down at the side 
C)  Locked above the head 
D)  Back of the hands against the thighs

Question 9

To obtain a more uniform density, the respiration phase for the PA oblique projection of the sternoclavicular joints is:

Accepted Answer

A)  inspiration. 
B)  expiration. 
C)  suspended respiration. 
D)  slow, shallow breathing. 
A)  inspiration. 
B)  expiration. 
C)  suspended respiration. 
D)  slow, shallow breathing.

Question 10

Where is the IR centered for a PA oblique sternum?

Accepted Answer

A)  Fifth thoracic vertebra 
B)  Seventh thoracic vertebra 
C)  Manubrium sterni 
D)  Jugular notch 
A)  Fifth thoracic vertebra 
B)  Seventh thoracic vertebra 
C)  Manubrium sterni 
D)  Jugular notch

Question 11

What breathing instructions are given to the patient before making the exposure for this image?

Accepted Answer

A)  Inhale and hold your breath. 
B)  Exhale and hold your breath. 
C)  Inhale, exhale, inhale and hold your breath. 
D)  Breathe normally. 
A)  Inhale and hold your breath. 
B)  Exhale and hold your breath. 
C)  Inhale, exhale, inhale and hold your breath. 
D)  Breathe normally.

Question 12

How much is the body rotated for an AP or PA axillary projection of the ribs?

Accepted Answer

A)  30 degrees 
B)  45 degrees 
C)  20 to 30 degrees 
D)  35 to 45 degrees 
A)  30 degrees 
B)  45 degrees 
C)  20 to 30 degrees 
D)  35 to 45 degrees

Question 13

The central-ray angulation for the PA oblique projection of the sternoclavicular articulation (body rotation technique) is:

Accepted Answer

A)  5 degrees cephalad. 
B)  7 degrees cephalad. 
C)  10 degrees cephalad. 
D)  perpendicular. 
A)  5 degrees cephalad. 
B)  7 degrees cephalad. 
C)  10 degrees cephalad. 
D)  perpendicular.

Question 14

The central ray for a PA projection of the upper ribs is:

Accepted Answer

A)  0 degrees. 
B)  5 degrees caudad. 
C)  10 degrees cephalad. 
D)  12 degrees cephalad. 
A)  0 degrees. 
B)  5 degrees caudad. 
C)  10 degrees cephalad. 
D)  12 degrees cephalad.

Question 15

How far is the top of the 14 * 17 inch (35 * 43 cm) IR or collimated field placed above the upper border of the shoulder for projections of the ribs?

Accepted Answer

A)  1 inch 
B)  1 $1 / 2$
Inches 
C)  2 inches 
D)  2 $1 / 2$ inches 
A)  1 inch 
B)  1 $1 / 2$
Inches 
C)  2 inches 
D)  2 $1 / 2$ inches

Question 16

Where is the center of the IR positioned for a PA projection of sternoclavicular joints?

Accepted Answer

A)  Second thoracic vertebra 
B)  Third thoracic vertebra 
C)  Manubrium sterni 
D)  Body of the sternum 
A)  Second thoracic vertebra 
B)  Third thoracic vertebra 
C)  Manubrium sterni 
D)  Body of the sternum

Question 17

For which type of body habitus will the diaphragm be at the lowest position in the body?

Accepted Answer

A)  Obese 
B)  Hyposthenic 
C)  Hypersthenic 
D)  Emaciated 
A)  Obese 
B)  Hyposthenic 
C)  Hypersthenic 
D)  Emaciated

Question 18

For which type of body habitus will the diaphragm be at the highest level in the body?

Accepted Answer

A)  Sthenic 
B)  Asthenic 
C)  Hyposthenic 
D)  Hypersthenic 
A)  Sthenic 
B)  Asthenic 
C)  Hyposthenic 
D)  Hypersthenic

Exam 9: Bony Thorax

Which ribs are demonstrated on an AP oblique projection?

Which ribs are best demonstrated in the image below?

The central-ray angle for a lateral sternum is:

The central-ray angulation for a PA projection of the sternoclavicular joint is:

Where is the bottom of the IR positioned for an AP projection of the ribs (below the diaphragm)?

Which of the following is the recommended position for optimal demonstration of the upper anterior ribs? 1)Recumbent 2)Standing 3)Seated upright

How are the hands placed for a PA projection of the ribs so that the scapulae are rotated away from the rib cage?

Where should the patient's hands be positioned for an upright lateral sternum?

To obtain a more uniform density, the respiration phase for the PA oblique projection of the sternoclavicular joints is:

Where is the IR centered for a PA oblique sternum?

What breathing instructions are given to the patient before making the exposure for this image?

How much is the body rotated for an AP or PA axillary projection of the ribs?

The central-ray angulation for the PA oblique projection of the sternoclavicular articulation (body rotation technique) is:

The central ray for a PA projection of the upper ribs is:

How far is the top of the 14 * 17 inch (35 * 43 cm) IR or collimated field placed above the upper border of the shoulder for projections of the ribs?

Where is the center of the IR positioned for a PA projection of sternoclavicular joints?

For which type of body habitus will the diaphragm be at the lowest position in the body?

For which type of body habitus will the diaphragm be at the highest level in the body?

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