| Term | Definition |
| Lungs | Covered with a layer of serous membrane |
| 3, 2, deep fissures | Right lung has _ lobes, left lung has _; lobes are divided by ____ ________ |
| Apex, diaphragm | Each lung has a rounded ____ and a broad base which rests on the __________. |
| Shorter | Right lung is about one inch _______ then the left. |
| Hilum | Central area where either right and left bronchi enter the lungs |
| Costophrenic angles | Outermost corners of the lungs where diaphragm meets the ribs |
| Diaphragm | Muscular partition between thoracic and abdominal cavities |
| Pleura | Encloses each lung and is a double-walled sac |
| Inner layer | Pulmonary or visceral pleura |
| Outer layer | Parietal pleura and lines the wall of the cavity |
| Pleural cavity | Space between two pleural walls |
| Hypersthenic | Body is of massive build with a broad and deep thorax |
| Sthenic | Means active or strong; is the one we usually associate with the athletic type. The body is rather heavy with large bones; most predominant body type |
| Hyposthenic | Slender and light in weight with the stomach and gallbladder situated high in the abdomen |
| Asthenic | Extremely slender, light build, with a narrow, shallow thorax, and the gallbladder and stomach situated low in the abdomen |
| 5MaS @ 110 KVP | Average technique for PA erect CXR |
| T7 | PA erect CXR: CR (central ray) perpendicular to IR at level of __ |
| 20MaS @ 120 KVP | Average technique for Lateral CXR |
| Lateral CXR | Demonstrates heart, left lung, aorta |
| PA erect CXR | Demonstrates air filled trachea, lungs, diaphragm, heart, aortic knob |
| 72" SID | Represents true heart size; least amount of magnification |
| Situs inversus | Abnormal condition where the body organs are reversed. Heart appears on the right side with liver on left, etc; not compatible to life unless all organs and vessels are reversed |
| Additive diseases | E.g. pneumonia, pleural effusion; substance present that is not normal part of make-up; may need to increase technique |
| Destructive diseases | E.g. emphysema, COPD; destruction of normal part of organ/tissue; may need to decrease technique |