Chapter 3

Question 1

SID for chest projections

Answer 1

72 inches

Question 2

chest breathing instructions

Answer 2

take exposure after the second full inspiration

Question 3

chest breathing instructions for unconscious patient

Answer 3

observe the chest moving and take the exposure after the patient takes a deep breath

Question 4

chest breathing instructions for ventilated patient

Answer 4

observe the ventilator’s pressure manometer to determine when full lung aeration has occurred

Question 5

chest breathing instructions for ventilated patient with high-frequency ventilator

Answer 5

exposure may be made at any time; this ventilator maintains the lung expansion at a steady mean pressure

Question 6

pneumothorax or pneumectomy may be indicated if

Answer 6

no lung markings are present

Question 7

excessive lung markings may suggest conditions such as

Answer 7

fibrosis, interstitial or alveolar edema, or compression of the lung tissue

Question 8

technical factors if pneumothorax is suspected

Answer 8

decrease kVp 8%

Question 9

technical factors if pneumectomy is indicated

Answer 9

do not select AEC chamber that is positioned beneath the removed lung or saturation of the opposite lung may present

Question 10

a patient with suspected pleural effusion should be positioned how

Answer 10

take with patient upright and the x-ray beam horizontal

Question 11

technical factors if suspected pleural effusion

Answer 11

increase mAs by 35%

Question 12

what is free intraperitoneal air

Answer 12

air within the abdominal cavity

Question 13

how must a chest projection be taken if free intraperitoneal air is suspected

Answer 13

take with patient upright and the CR horizontal

Question 14

desired location of tracheostomy

Answer 14

distal tip is placed 1-2 inches superior to carina

Question 15

desired location of ETT

Answer 15

distal tip is placed 1-2 inches superior to carina when neck is in neutral position

Question 16

desired location of pleural drainage tube (chest tube) for fluid

Answer 16

laterally within pleural space at level of the fifth or sixth intercostal space

Question 17

desired location of pleural drainage tube (chest tube) for air

Answer 17

anteriorly within pleural space at level of midclavicle

Question 18

desired location of CVC

Answer 18

inserted into subclavian or jugular vein and extends to superior vena cava, about 2.5 cm above right atrial junction

Question 19

desired location of pulmonary arterial catheter

Answer 19

inserted into subclavian, internal or external jugular, or femoral vein and advanced through right atrium into pulmonary artery

Question 20

desired location of UAC

Answer 20

inserted into umbilicus and coursed to midthoracic aorta or below level of renal arteries, at about L1-L2

Question 21

desired location of UVC

Answer 21

inserted into umbilicus and advanced to junction of right atrium and inferior vena cava

Question 22

desired location of pacemaker

Answer 22

implanted in subcutaneous fat in anterior chest wall and catheter tip(s) directed to right atrium or right ventricle

Question 23

desired location of automatic ICD

Answer 23

implanted in subcutaneous fat in anterior chest wall and catheter tip(s) directed to right atrium or right ventricle

Question 24

tracheotomy

Answer 24

a surgical procedure that creates an opening into the trachea to provide an airway

Question 25

ETT is

Answer 25

a large, stiff plastic, thick-walled tube inserted through the nose or mouth into the trachea

Question 26

ETT

Answer 26

endotracheal tube

Question 27

ETT is used to

Answer 27

manage the airway, for mechanical ventilation, and for suctioning

Question 28

pleural drainage tube is

Answer 28

a 1.25-cm diameter thick-walled tube used to remove fluid or air from the pleural space that could result in atelectasis

Question 29

atelectasis

Answer 29

collapse of the lung

Question 30

CVC

Answer 30

central venous catheter

Question 31

CVC is

Answer 31

a small radiopaque catheter used to allow infusion of substances that are too toxic for peripheral infusion

Question 32

the pulmonary arterial catheter is also known as

Answer 32

swan-ganz catheter

Question 33

pulmonary arterial catheter is used to

Answer 33

measure atrial pressures, pulmonary artery pressure, and cardiac output

Question 34

UAC

Answer 34

umbilical artery catheter

Question 35

UAC is used to

Answer 35

measure oxygen saturation

Question 36

UVC

Answer 36

umbilical vein catheter

Question 37

UVC is used to

Answer 37

deliver fluids and medications

Question 38

the UAC and UVC are only seen in neonates because

Answer 38

the cord has dried up and fallen off in older infants

Question 39

pacemaker is used to

Answer 39

regulate the heart rate by supplying electrical stimulation to the heart

Question 40

care should be taken when lifting the arm of a patient whose pacemaker was inserted within _____ of the examination, because elevation may dislodge the pacemaker and catheter

Answer 40

24 hours

Question 41

ICD

Answer 41

implantable cardioverter defibrillator

Question 42

ICD is used to

Answer 42

detect heart arrhythmias and then deliver an electrical shock to the heart to convert it to a normal rhythm