Chapter 3 - Chest
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| How must the patient and CR be positioned for a PA chest projection to obtain the most accurate assessment of air-fluid levels in the thorax? | show 🗑
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| The ________dimension of the thorax expands the most during inspiration. | show 🗑
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| show | disease process, advanced pregnancy, excessive obesity, a slouching patient, confining clothing
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| show | hypersthenic
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| Describe the lung shape of a hypersthenic patient | show 🗑
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| show | asthenic & hyposthenic
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| Describe the lung shape of asthenic & hyposthenic patients | show 🗑
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| show | midcoronal
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| When the midcoronal plane is vertical, the manubrium will be at the level of the ______thoracic vertebrae and approximately _________ of the apices will be demonstrated above the clavicles. | show 🗑
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| show | pneumothorax, foreign body
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| On an expiration PA chest projection, the diaphragm will be positioned (higher/lower), less than _____posterior ribs will be demonstrated above the diaphragm and the heart shadow will appear __________&_____________. | show 🗑
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| show | horizontal, midsagittal, vertebral prominens
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| show | the right elbow & shoulder were not rotated anteriorly
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| show | the shoulders were not depressed
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| Which side of the thorax will demonstrate the greatest magnification when a lateral chest projection is taken? | show 🗑
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| Which side of the chest cavity contains most of the heart? | show 🗑
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| show | right
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| Is a right or left lateral chest projection better for evaluating the heart? | show 🗑
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| show | position the humeri vertically
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| Which thoracic vertebrae has the last rib attached to it? | show 🗑
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| To accurately center the chest on a lateral chest projection, the CR is centered to the _________plane at a level 8.5 inches _____________to the vertebral prominens. | show 🗑
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| On a mispositioned lateral cxr, the humeri soft tissue shadows are superimposed over the anterior lung apices. What is wrong with the patient's positioning? | show 🗑
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| show | the left thorax was not rotated anteriorly
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| show | the vertical dimension does not fully expand in the recumbent/seated position
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| When the patient's condition allows, the shoulders should be depressed for an AP chest projection. How can this movement be identified on the projection? | show 🗑
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| Accurate centering on an AP chest projection is accomplished by centering the CR to the ___________plane at a level ___inches inferior to the_______ __________. | show 🗑
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| show | air or fluid
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| To avoid rotation on AP/PA (decubitus) chest projections, align the patient's _______ ____, __________ &_ _ _ _s perpendicular to the cart | show 🗑
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| The lateral scapular borders are situated outside the lung field when the arms are positioned__________________. | show 🗑
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| show | midcoronal, parallel
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| The AP axial chest projection is taken to visualize the __________. | show 🗑
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| An accurately centered AP axial chest projection is accomplished by centering the CR to the _____________plane halfway between the ___________&__________. | show 🗑
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| What body plane is used to determine if the patient has been adequately rotated for an oblique chest projection? | show 🗑
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| show | right
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| show | LAO
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| A PA oblique chest projection with accurate centering is accomplished by centering the CR at a level 7.5 inches inferior to the ________ ________. | show 🗑
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| What type of distortion is demonstrated when AP neonatal or infant chest projections demonstrate an excessively lordotic appearance? | show 🗑
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| show | perpendicular
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