DMIR 1131 Quiz Flashcards
What is pleura?
A serous membrane around lungs
What is parietal plerua?
Outer lining of Lungs
What is visceral pleura?
Inner lining of lungs
What is carina?
Where trachea branches off to both lungs
Where is carina?
At T5
Where is the hilum?
It is at the inner midpoint at each lung, triangular shaped
WHat does the hilum do?
Connects the lungs to supporting structures, allows pulmonary vessels to enter and exit lungs
Where does the exchange of gas in lungs occur?
Alveoli
What is a cluster of alveoli called?
Alveolar sacs
How many lobes does the left lung have?
2
How many lobes does the right lung have?
3
Which lung is longer?
Left lung
What level is the jugular notch at?
T2-T3
The inferior border of the scapulae is at what level?
T7
Where do you center for a PA CXR? Give both points/intersection
MCP parallel, MSP perpendicular, level of T7
Where do you center for a lateral CXR?
MSP parallel, MCP perpendicular, T7
Which plane is perpendicular to the IR for a PA CXR
MSP
Which plane is perpendicular to the IR for a lateral CXR?
MCP
When performing an AP CXR with the patient on a stretcher/bed, which direction is the CR generally angled and why?
Towards the feet to keep clavicles level
Why is a left lateral CXR always preferred?
Better anatomical detail of heart
What are the patient breathing instructions for CXR?
2 full inspirations
How many posterior ribs should be seen on a PA CXR?
10 pairs
What SID is ideally used for a CXR?
72”
What kVp range would be typical for a CXR routine?
100-125 kVp
