Deck 2: Chest

Question 1

The internal prominence or ridge in which the trachea bifurcates into the right and left bronchi is termed the:

A) carina.
B) hilum.
C) thyroid cartilage.
D) costophrenic angle.

Answer 1

carina.

Question 2

The xiphoid process is a reliable positioning landmark for determining the lower margin of the lungs for chest positioning.

Answer 2

False

Question 3

The upper margin of the lungs is at the level of the:

A) jugular notch.
B) vertebra prominens.
C) laryngeal prominence.
D) sternal angle.

Answer 3

vertebra prominens.

Question 4

Which of the following structures is considered to be most inferior?

A) Epiglottis
B) Hyoid bone
C) Carina
D) Vocal cords

Question 5

What is the name for the structure that serves as a lid over the larynx to prevent aspiration of food or fluid?

A) Uvula
B) Epiglottis
C) Hyoid bone
D) Oropharynx

Question 6

The vertebra prominens corresponds to the level of:

A) C7.
B) C5.
C) T2.
D) C4-5.

Question 7

Part iii refers to the:

A) thyroid cartilage.
B) carina.
C) laryngeal prominence.
D) hyoid bone.

Question 8

Part iv refers to the:

A) laryngeal prominence.
B) carina.
C) thyroid cartilage.
D) cricoid cartilage.

Question 9

Which of the following structures is NOT considered as a mediastinal structure?

A) Thymus gland
B) Aorta
C) Trachea
D) Epiglottis

Question 10

Part i refers to the:

A) hyoid bone.
B) larynx.
C) laryngeal prominence.
D) epiglottis.

Question 11

The jugular notch is located on the:

A) sternum.
B) thyroid cartilage.
C) seventh cervical vertebra.
D) scapula.

Question 12

What is the name of the structure that serves as a common passageway for both food and air?

A) Epiglottis
B) Larynx
C) Pharynx
D) Esophagus

Question 13

Air or gas that escapes into the pleural cavity results in a condition known as:

A) air bronchogram.
B) pneumothorax.
C) hemidiaphragm.
D) hemothorax.

Question 14

The laryngeal prominence is a positioning landmark located at the level of:

A) T1.
B) C7.
C) C5.
D) C3.

Question 15

Part ii refers to the:

A) hyoid bone.
B) larynx.
C) upper thyroid cartilage.
D) upper border of trachea.

Question 16

What is the correct anatomic name for the Adam's apple?

A) Sternum
B) Epiglottis
C) Cricoid cartilage
D) Laryngeal prominence

Question 17

The inner layer of the pleura that encloses the lungs and heart is called the:

A) parietal pleura.
B) pericardial sac.
C) pulmonary pleura.
D) pleural cavity.

Question 18

The lower concave area of the lung is termed the:

A) base.
B) apex.
C) hilum.
D) costophrenic angle.

Question 19

The two most common landmarks for chest positioning are the:

A) top of shoulders and xiphoid process.
B) jugular notch and top of shoulders.
C) lower margin of thyroid cartilage and vertebra prominens.
D) jugular notch and vertebra prominens.

Question 20

Which of the following structures is considered to be most posterior?

A) Larynx
B) Esophagus
C) Trachea
D) Hyoid bone

Question 21

The thymus gland is at its maximum size at:

A) age 40.
B) age 21.
C) puberty.
D) birth.

Question 22

Part v refers to the:

A) trachea.
B) larynx.
C) thyroid cartilage.
D) cricoid cartilage.

Question 23

Which of the following objects does NOT have to be removed or moved before a chest radiography?

A) Necklace
B) Bra
C) T-shirt
D) Glasses

Question 24

Collimation guidelines indicate the upper border of the collimation field should be about 2 inches (5 cm)above the vertebra prominens.

Question 25

For an AP portable chest on an older or hypersthenic male patient,which of the following should occur?

A) The image receptor generally should be placed lengthwise.
B) The CR should be centered 3 inches (8 cm) below the jugular notch.
C) The CR should be centered to the mammillary (nipple) line.
D) None of the above should occur.

Question 26

Which one of the following clinical indications often requires the inspiration/expiration chest series to be taken?

A) Chronic asthma
B) Small pneumothorax
C) Pneumoconiosis
D) Primary tuberculosis

Question 27

A general rule states that radiographic grids must be used in chest radiography for:

A) exposure factors using 80 kV or below.
B) exposure factors using 100 kV or greater.
C) all adults.
D) all pediatrics.

Question 28

An electrocardiography and echocardiography are the same procedure.

Question 29

Which of following statements is NOT true?

A) The right lung contains three lobes.
B) The left bronchus is more horizontal than the right bronchus.
C) The right bronchus is shorter than the left bronchus.
D) The angle of divergence of the left bronchus is greater than that of the right bronchus.

Question 30

The thyroid gland is located at the approximate level of:

A) C1-3.
B) the carina.
C) the epiglottis.
D) C5-7.

Question 31

The heart is located in the anterior chest at the level of:

A) T2-5.
B) the thymus gland.
C) the arch of the aorta.
D) T5-8.

Question 32

Which type of body habitus typically requires that the image receptor be placed crosswise rather than lengthwise for a posteroanterior (PA)chest?

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

Question 33

The asthenic body type makes up approximately ____% of the population.

A) 35
B) 50
C) 5
D) 10

Question 34

What is a common radiographic sign seen on a chest radiograph for a patient with respiratory distress syndrome (RDS)?

A) Enlargement of heart
B) Fluid in apices
C) Elevated diaphragm
D) Air bronchogram

Question 35

Top of image receptor placed approximately 3 inches (7.6 cm)above the shoulders is a recommended centering technique for adult chest radiography.

Question 36

The central ray (CR)for an anteroposterior (AP)supine,adult chest projection,should be centered:

A) to level of T4.
B) 3 to 4 inches (8 to 10 cm) below the jugular notch.
C) at the vertebra prominens.
D) at the xiphoid process.

Question 37

Geriatric patients generally require higher central ray (CR)centering than younger patients.

Question 38

A well-inspired average adult chest PA projection will have a minimum of ____ posterior ribs seen above the diaphragm.

A) 8
B) 7
C) 10
D) 12

Question 39

Part vi refers to the:

A) trachea.
B) larynx.
C) thyroid cartilage.
D) esophagus.

Question 40

Pleurisy may be demonstrated radiographically by associated:

A) pleural effusion.
B) empyema.
C) pneumothorax.
D) silicosis.

Question 41

What type of CR angle is required for the AP semiaxial projection for the lung apices?

A) 5° to 10°
B) 10 to 15 caudal degrees
C) 15° to 20°
D) 20 to 25 caudal degrees

Question 42

An ambulatory patient comes to radiology with a clinical history of possible pneumonia.The patient complains of pain in the center of her chest.What positioning routine should be performed on this patient?

A) PA and left lateral projections
B) PA and right and left lateral projections
C) PA and both decubitus projections
D) AP and right lateral projections

Question 43

A PA chest radiograph reveals that only seven ribs are seen above the diaphragm on a healthy adult.Which of the following suggestions would improve the inspiration of lungs?

A) Use higher kV to penetrate the diaphragm.
B) Perform chest position supine.
C) Take exposure on the second inspiration rather than on first.
D) Use a shorter exposure time.

Question 44

A patient comes to radiology for a routine chest study.On the PA projection,the radiologist sees a possible calcification near a rib,but she cannot tell whether the calcification is in the lung or on the rib.What additional projections would assist with the diagnosis?

A) Apical lordotic
B) Right lateral
C) Inspiration/expiration PA
D) Both lateral decubitus

Question 45

Which of the following technical factors is ideal for adult chest radiography?

A) 100 kV, 200 mA, 1/20 sec, 60-inch (153 cm) source image receptor distance (SID)
B) 120 kV, 800 mA, 1/40 sec, 72-inch (183 cm) SID
C) 125 kV, 400 mA, 1/40 sec, 40-inch (102 cm) SID
D) 120 kV, 600 mA, 1/60 sec, 60-inch (153 cm) SID

Question 46

For an average size female patient,where is the CR placed for a PA projection of the chest?

A) 7 inches (18 cm) below the vertebra prominens
B) 3 inches (7.6 cm) below the jugular notch
C) 8 inches (20 cm) below the vertebra prominens
D) 2 inches (5 cm) above the shoulders

Question 47

A patient is in the intensive care unit with multiple injuries.The attending physician is concerned about a pleural effusion in the left lung.The patient had surgery recently and cannot stand.Which position/projection would be best to rule out the pleural effusion?

A) AP supine
B) Right lateral decubitus
C) Apical lordotic
D) Left lateral decubitus

Question 48

A patient enters the ED with a possible pneumothorax in the left lung.Because of trauma,the patient cannot stand or sit erect.Which of the following positions would best demonstrate this condition?

A) AP supine
B) Right lateral decubitus
C) Left posterior oblique (LPO) and right posterior oblique (RPO)
D) Left lateral decubitus

Question 49

A PA chest radiograph reveals that the left sternoclavicular joint is closer to the spine than the right joint.What specific positioning error has been committed?

A) Left tilt
B) Rotation into the left anterior oblique (LAO) position
C) Right tilt
D) Rotation into the right anterior oblique (RAO) position

Question 50

A patient enters the emergency department (ED)to be treated for severe trauma.The physician orders an AP supine chest to evaluate the lungs.What can the technologist do to reduce the magnification of the heart?

A) Place the cassette crosswise.
B) Use a short exposure time.
C) Increase super optical device (SOD) as much as possible.
D) Increase SID as much as possible.

Question 51

Of the following factors,which one is most crucial to demonstrate possible air and fluid levels in the chest?

A) 72-inch (183 cm) SID
B) High-kV technique
C) Patient in erect or decubitus position
D) Using high mA and short exposure time

Question 52

A condition characterized as an irreversible dilation or widening of bronchi or bronchioles that may result from repeated pulmonary infection or obstruction is termed:

A) asthma.
B) bronchitis.
C) bronchiectasis.
D) dyspnea.

Question 53

A PA chest radiograph reveals that the pendulous breasts of the patient are obscuring the base of the lungs.What should be done to lessen the effects of the breast shadow?

A) Ask patient to lift breasts up and outward.
B) Use a higher kV (beyond 125) to penetrate tissue.
C) Have patient take a deeper inspiration before exposure.
D) Take an AP rather than PA projection.

Question 54

A patient enters the ED with a possible hemothorax in the right lung.With help,the patient can sit erect on a cart.Which of the following routines would best demonstrate this condition?

A) Erect PA and erect right lateral on cart
B) Right lateral decubitus
C) Left lateral decubitus
D) RPO and LAO erect

Question 55

Which of the following factors must be applied to minimize distortion of the heart?

A) 72-inch (183 cm) SID
B) High-kV technique
C) Performing study erect
D) Using high mA and short exposure time

Question 56

A correctly positioned lateral chest radiograph demonstrates some separation of the posterior ribs owing to the divergent x-ray beam.But a separation of greater than ____ cm indicates objectionable rotation from a true lateral.

A) 0.5
B) 2
C) 3
D) 1

Question 57

Of the following positioning actions,which one will remove the majority of the scapulae from the lung fields?

A) Roll shoulders forward.
B) Depress shoulders.
C) Elevate chin.
D) None of the above is correct.

Question 58

Scoliosis and kyphosis may produce asymmetry of the sternoclavicular joints and rib cage as demonstrated on a PA chest radiograph.

Question 59

What is the primary disadvantage of performing an AP projection of the chest rather than a PA?

A) More radiation exposure to the lungs
B) Distortion of the ribs
C) AP projection requires more kV as compared with the PA projection
D) Increased magnification of the heart

Question 60

Which chest oblique position will best demonstrate the air-filled trachea,heart,and great vessels?

A) 45° RAO
B) 60° RAO
C) 45° LAO
D) 60° LAO

Question 61

MATCHING
Select the exposure factor adjustments needed for the pathologic indication(s) using manual exposure settings (no AEC).Increases or decreases in manual exposure factors are compared with the ideal exposure factors that would be used on a normal, healthy individual.
Cystic fibrosis (severe)

A)Increase (+)
B)Decrease (-)
C)No change (0)

Question 62

For anterior oblique radiographs of the chest,the elongated (widened)aspect of the thorax is generally farthest from the image receptor.

Question 63

As a general rule,the use of high kV (110 k)requires the use of a grid during chest radiography.

Question 64

MATCHING
Select the exposure factor adjustments needed for the pathologic indication(s) using manual exposure settings (no AEC).Increases or decreases in manual exposure factors are compared with the ideal exposure factors that would be used on a normal, healthy individual.
Epiglottitis

A)Increase (+)
B)Decrease (-)
C)No change (0)

Question 65

Which positioning line must be placed perpendicular to the plane of the IR for an AP projection of the upper airway?

A) Mentomeatal
B) Midcoronal
C) Acanthiomeatal
D) Orbitomeatal

Question 66

MATCHING
Select the exposure factor adjustments needed for the pathologic indication(s) using manual exposure settings (no AEC).Increases or decreases in manual exposure factors are compared with the ideal exposure factors that would be used on a normal, healthy individual.
Severe emphysema

A)Increase (+)
B)Decrease (-)
C)No change (0)

Question 67

Which of the following is a condition in which all or part of a lung is collapsed,requiring an increase in manual exposure factors?

A) Pleural effusion
B) Pneumothorax
C) Bronchiectasis
D) Atelectasis

Question 68

When performing the lateral projection of the upper airway,exposure should be made during a slow,deep inspiration rather than at the end of the inspiration.

Question 69

Contrary to common belief,the vertical dimension of an average PA chest is greater than the horizontal dimension.

Question 70

A small pneumothorax may be detected by performing inspiration and expiration PA projections.

Question 71

Which of the following is NOT a form of occupational lung disease?

A) Silicosis
B) Tuberculosis
C) Anthracosis
D) Asbestosis

Question 72

MATCHING
Select the exposure factor adjustments needed for the pathologic indication(s) using manual exposure settings (no AEC).Increases or decreases in manual exposure factors are compared with the ideal exposure factors that would be used on a normal, healthy individual.
Pneumonia

A)Increase (+)
B)Decrease (-)
C)No change (0)

Question 73

MATCHING
Select the exposure factor adjustments needed for the pathologic indication(s) using manual exposure settings (no AEC).Increases or decreases in manual exposure factors are compared with the ideal exposure factors that would be used on a normal, healthy individual.
Bronchitis

A)Increase (+)
B)Decrease (-)
C)No change (0)

Question 74

The CR is centered to midsternum for the AP apical lordotic projection with a 14- *17-inch (35 *43 cm)image receptor (IR).

Question 75

MATCHING
Select the exposure factor adjustments needed for the pathologic indication(s) using manual exposure settings (no AEC).Increases or decreases in manual exposure factors are compared with the ideal exposure factors that would be used on a normal, healthy individual.
Silicosis (severe)

A)Increase (+)
B)Decrease (-)
C)No change (0)

Question 76

A patient comes to radiology with a possible mass beneath the right clavicle.The PA and left lateral projections are inconclusive.Which additional projection can be taken to demonstrate this possible mass?

A) AP erect
B) Right lateral
C) AP and lateral of upper airway
D) AP lordotic

Question 77

MATCHING
Select the exposure factor adjustments needed for the pathologic indication(s) using manual exposure settings (no AEC).Increases or decreases in manual exposure factors are compared with the ideal exposure factors that would be used on a normal, healthy individual.
Severe pulmonary edema

A)Increase (+)
B)Decrease (-)
C)No change (0)

Question 78

Why must the technologist slightly angle the CR caudad for most AP projections of the chest?

A) Elongates the carina
B) Prevents overlap of the chin on the upper airway
C) Separates the heart from the great vessels
D) Prevents clavicles from obscuring apices of the lungs

Question 79

MATCHING
Select the exposure factor adjustments needed for the pathologic indication(s) using manual exposure settings (no AEC).Increases or decreases in manual exposure factors are compared with the ideal exposure factors that would be used on a normal, healthy individual.
Pneumothorax

A)Increase (+)
B)Decrease (-)
C)No change (0)

Question 80

MATCHING
Select the exposure factor adjustments needed for the pathologic indication(s) using manual exposure settings (no AEC).Increases or decreases in manual exposure factors are compared with the ideal exposure factors that would be used on a normal, healthy individual.
Advanced bronchiectasis

A)Increase (+)
B)Decrease (-)
C)No change (0)