Differential CXR/PFT EXAM QUESTIONS 100%
CORRECT ANSWERS
Whole Picture - ✔✔Avoid tunnel vision when looking at a CXR. Be sure to look at the
______________ _________________.
Tracheobronchial Tree - ✔✔The dead space of the respiratory system. No gas exchange
occurs here.
lingula - ✔✔These are the two segments of the LLL.
Higher-- - ✔✔The right diaphragm is _________________ than the left one. Due to the
liver.
Radiolucent - ✔✔This xray transmission is the LEAST DENSE and the blackest. Air--
>Fat-->soft tissue
Radiopaque - ✔✔This xray transmission is the MOST DENSE and the whitest. Bone--
>metal
Black - ✔✔On an xray, air is
White - ✔✔On an xray, bone is
Bright white - ✔✔Anything man made will appear ______________________ on an xray.
PA - ✔✔The standard CXR film is
Heart, front - ✔✔In a PA film, the ________________ looks normal because the film is
in ____________________.
, Heart, magnified - ✔✔In an AP film, the ________________ looks
____________________ because the film is behind the patient.
AP - ✔✔Caution with these films because they can make the heart appear falsely large.
AP - ✔✔Portable CXR are AP or PA?
Apical lordotic - ✔✔If the x ray beam is angled toward the head because the patient is in
a semi recumbent position, this is called what kind of view?
Angulation - ✔✔A pitfall of this is that it can cause an abnormal appearing heart shape
and an absent hemi diaphragm on the CXR.
Thoracic Spine - ✔✔With good penetration on a CXR, you should be able to see what
through the heart?
Under penetrated - ✔✔ If the film is ________________ ________________, the film
looks diffusely opaque (too white)
Over penetrated - ✔✔If the film is __________________ ________________, the film
looks diffusely lucent and the lungs appear blacker than normal and the vascular
markings are lost.
10, 9 - ✔✔With excellent inspiration, about ________ posterior ribs should be visible on a
CXR. ________ is adequate.
Flow volume loop - ✔✔ This measures the forces inspiratory and expiratory flow rate
CORRECT ANSWERS
Whole Picture - ✔✔Avoid tunnel vision when looking at a CXR. Be sure to look at the
______________ _________________.
Tracheobronchial Tree - ✔✔The dead space of the respiratory system. No gas exchange
occurs here.
lingula - ✔✔These are the two segments of the LLL.
Higher-- - ✔✔The right diaphragm is _________________ than the left one. Due to the
liver.
Radiolucent - ✔✔This xray transmission is the LEAST DENSE and the blackest. Air--
>Fat-->soft tissue
Radiopaque - ✔✔This xray transmission is the MOST DENSE and the whitest. Bone--
>metal
Black - ✔✔On an xray, air is
White - ✔✔On an xray, bone is
Bright white - ✔✔Anything man made will appear ______________________ on an xray.
PA - ✔✔The standard CXR film is
Heart, front - ✔✔In a PA film, the ________________ looks normal because the film is
in ____________________.
, Heart, magnified - ✔✔In an AP film, the ________________ looks
____________________ because the film is behind the patient.
AP - ✔✔Caution with these films because they can make the heart appear falsely large.
AP - ✔✔Portable CXR are AP or PA?
Apical lordotic - ✔✔If the x ray beam is angled toward the head because the patient is in
a semi recumbent position, this is called what kind of view?
Angulation - ✔✔A pitfall of this is that it can cause an abnormal appearing heart shape
and an absent hemi diaphragm on the CXR.
Thoracic Spine - ✔✔With good penetration on a CXR, you should be able to see what
through the heart?
Under penetrated - ✔✔ If the film is ________________ ________________, the film
looks diffusely opaque (too white)
Over penetrated - ✔✔If the film is __________________ ________________, the film
looks diffusely lucent and the lungs appear blacker than normal and the vascular
markings are lost.
10, 9 - ✔✔With excellent inspiration, about ________ posterior ribs should be visible on a
CXR. ________ is adequate.
Flow volume loop - ✔✔ This measures the forces inspiratory and expiratory flow rate
