Chest Flashcards
What structure separates the thoracic cavity from the abdominal cavity?
Diaphragm
What are the proper patient instructions for the PA projection of the chest?
Stop breathing after second deep inspiration
How many ribs should be visible above the diaphragm on a PA projection of the chest, as a demonstration of proper inspiration?
10 ribs
What is the purpose of the 72-inch SID used for chest radiograph?
Minimize magnification of the heart shadow
Which exposure technique is desirable for chest radiography?
High kVp, high mA, short exposure time
Where does the CR enter the patient for the upright PA projection of the chest?
MSP at T7
The inferolateral “corners” of the lungs, visible on a PA chest radiograph are called the
Costophrenic angles
What conditions is an inflammatory, occupational lung disease caused by inhaling irritating dust?
Pneumoconiosis
Which of the following projections is best for demonstration of the apices of the lungs without bony superimposition
AP Axial, lordotic position
Where does the CR enter the patient for a lateral projection of the chest?
Midcoronal plane at T7
What is the purpose of rotating the patients shoulders anteriorly for the PA projection of the chest?
To rotate scapulae out of the lungs
The term “great vessels” refers to the
Vessels that carry blood to and from the heart
What is the name of the upper portion of the lung?
Apex
The inferomedial “corners” of the lungs, visible on a PA chest radiograph, are called the
Cardiophrenic angles
Inspiration and expiration projections of the chest may be performed to demonstrate:
Pneumothorax
What is the relationship between the esophagus and the trachea?
Esophagus is posterior to the trachea
Which type of joint is a costotransverse joint?
Synovial gliding
Which direction does the diaphragm move on inspiration?
Inferiorly
Increasing the OID from 1-2in will result in
Decreased spatial resolution
The proper medical term for a partial or total collapse of lung tissue is
Atelectasis
The condition where pulmonary alveoli lose their elasticity and become permanently inflated, causing the patient to consciously exhale is
Emphysema
The trachea bifurcates at what vertebral level
T4-T5
What is true regarding an AP chest x-ray with the patient in the seated position?
The heart will be magnified more than with a PA positon
The xiphoid process lies at what level on a sthenic patient?
T10
