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35 Cards in this Set
- Front
- Back
- 3rd side (hint)
What are the functions of the bony thorax?
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protects heart and lungs
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Where is the location of the sternum?
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Centered in the midline of anterior thorax
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What type of bone is the sternum?
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Narrow and flat bone
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What size is the sternum?
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About 6 inches in length
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Name the three parts of the sternum?
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Manubrium (most superior)
Body Xyphoid Process |
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What does the sternum support?
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The clavicles at manubrial angles (which forms sternoclavicular joint)
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What is attached to the lateral border of the sternum?
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The first seven pairs of ribs
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Where is the external landmark for the manubrium?
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Lies at T2-T3 interspace
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The body is the _______ portion of the sternum
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longest
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Where does the body of the sternum join the manubrium?
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Sternal Angle
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Where does the sternal angle lie?
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T4-T5 interspace
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Xiphoid process is the ______ portion and ______ of the sternum
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smallest, distal
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Where does the xiphoid process lie?
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Lies over T-10
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How many pairs of ribs are there?
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12
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What type of bone is the rib?
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classified as long, narrow and curved bones
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Name the 3 types of ribs
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True
False Floating How many are there of each one? |
True - 1st 7 attached to sternum
False - 8 -10 attached to cartilage and not directly to sternum Floating - 11-12 posterior attachment only |
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What part of the rib articulates with vertebral bodies?
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Head
What is this joint called? |
costovertebral joint
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What part of the rib articulates with T-spine transverse processes?
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Tubercles
what is the name of the joint this forms? |
costotransverse joints
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Name the 4 parts of the rib
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1. Head
2. Neck 3. Tubercle 4. Body |
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Which end of the rib is inferior to the other?
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anterior
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Why do we have to do a PA oblique projection of the sternum?
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The sternum is a very thin bone and when it is superimposed over the spinal column it cannot be seen
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Why do we have to do a RAO and not a LAO projection of the sternum?
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The contrast of the heart on a RAO enables the sternum to be seen. LAO view causes sternum to be lost in the lung
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A person with a ______ thorax requires a shallower angle when positioning the CR for a Sternum.
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deeper
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What is the angle and position to get a good sternum image?
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15 to 20 degrees recumbent RAO
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What is the method used to take out the lungs when doing a sternum?
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long exposure of at least 4 sec
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How do we instruct patient to position themselves when doing a lateral sternum?
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1. rotate shoulders posteriorly
2. lock hands behind back 3. center sternum to midline 4. MSP vertical where should the top of the IR be? |
1.5" above jugular notch
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Breathing instructions for lateral sternum?
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suspend respirations after deep inspiration
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On deep inspirations how to the anterior ends of the ribs move?
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anteriorly, superiorly and laterally
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When positioning a patient for PA ribs it is identical for a PA chest?
True or False |
True on erect, ribs can be done in prone position as well with head resting on chin
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Ribs above the diaphragm are best seen on __________ and ribs below the diaphragm are best seen on ________
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inspiration; expiration
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Where do you position the top of the IR for upper ribs?
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1 1/2" above shoulders
where is the CR? |
Perpendicular to center of IR
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Where do you position the bottom of the IR for lower ribs?
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level with iliac crests
where is the CR? |
Perpendicular to center of IR
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What is main reason to do an oblique rib projection?
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to see axillary border of ribs
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How do we position the patient for right ribs on an AP oblique rib?
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45 degree RPO
LPO for left ribs |
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On PA oblique ribs what is the main difference from doing AP oblique ribs?
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The side of interest is farthest away on PA as compared to closest on AP
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