CRT TMC RRT EXAM STUDY QUESTIONS AND ANSWERS

CRT TMC RRT EXAM STUDY QUESTIONS AND ANSWERS  

extra pulmonary air indicates: - -pneumothorax
-pneumoperitoneum
-pneumomediastinum
-pneumopericardium
-sub cu. emphysema
Epiglottitis: - -above glottis
-confirm with lat. neck cxr; supraglottic narrowing with enlarged flattened epiglottis
-thumb sign
Tx: intubate
Croup (laryngotracheobronchitis) - infection of upper airway characterized by a barky
cough seen in children
CXR: tracheal narrowing with subglottic swelling (steeple sign, picket fence, pencil
point, hour glass)
Treatment: racemic epi and O2
ETT Placement: - 2-6 cm above carina-- level of aortic arch
To confirm- first listen to breath sounds, then CXR
AP radiograph: - front to back
PA radiograph - back to front
Lateral radiograph - sides
Oblique CXR - standing/diagonal- lesions
Lateral decubitus - lying on AFFECTED side-- pleural effusions
Apical lordotic - tops of lungs used to confirm TB
End exp. image - detect small pnuemos
Confirming quality of CXR image - - clavicles are level
- penetration- vertabrae visible just behind heart
-mediastinum- area between lungs, heart, blood vessels and bronchi are found
-vascular markings
Enlarged Heart in CXR - cardiomegaly--- CHF- pericardial effusion
Normal CXR - -hemidiaphragms
-R diaphragm elevated (liver underneath)
-L diaphragm at level of 6 anterior rib
-trachea midline
-bilateral radiolucent appearance
-sharp costophrenic angles
- heart not consuming 50% of picture