| Term 
 
        | What is the most rigid area of the spine? |  | Definition 
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        | Term 
 
        | The thoracic spine has less segmental mobility in favor of what? |  | Definition 
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        | Term 
 
        | Each vertebra of the thoracic spine has how at least how many articulations? |  | Definition 
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        | What happens as a result of having at least 6 articulations per vertebra |  | Definition 
 
        | difficult for diagnostic accuracy |  | 
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        | Term 
 
        | The thoracic spine is a common area for this disease |  | Definition 
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        | These types of injuries are rare in the thoracic spine |  | Definition 
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        | Term 
 
        | What must one consider as a source of pathologies when considering the thoracic spine? |  | Definition 
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        | Term 
 
        | How may pairs of ribs are there |  | Definition 
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        | Term 
 
        | THe upper 10 ribs are connected how to the vertebra |  | Definition 
 
        | anteriorly by way of costal cartilage |  | 
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        | Term 
 
        | THe upper 10 ribs articulate with the vertebra how |  | Definition 
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        | Term 
 
        | THe lower 2 ribs are considered |  | Definition 
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        | Term 
 
        | What are the 3 thoracic articulations |  | Definition 
 
        | intervertebral, costovertebral, costotransverse |  | 
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        | Term 
 
        | What are the 4 ligaments of rib articulations |  | Definition 
 
        | articular capsule, radiate ligament, Anterior longitudianl ligament, consotransverse ligament |  | 
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        | Term 
 
        | 1-3 Transverse Process and Spinous Processes |  | Definition 
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        | 4-6 Transverse Process and Spinous Processes |  | Definition 
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        | Term 
 
        | 7-9 Transverse Process and Spinous Processes |  | Definition 
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        | Term 
 
        | 10 Transverse Process and Spinous Processes |  | Definition 
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        | Term 
 
        | 11 Transverse Process and Spinous Processes |  | Definition 
 
        | TP 1/2 level above the SP |  | 
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        | Term 
 
        | 12 Transverse Process and Spinous Processes |  | Definition 
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        | Term 
 
        | The facets of the thoracic vertebra are oriented at |  | Definition 
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        | Term 
 
        | What two thoracic vertebra are considered transitional? |  | Definition 
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        | Term 
 | Definition 
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        | Term 
 | Definition 
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        | What is the axis of motion for the thoracic spine |  | Definition 
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        | Term 
 
        | compared to lumbar and cervical discs thoracic discs are |  | Definition 
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        | Term 
 
        | weightbearing shifts from facets to discs at approximately |  | Definition 
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        | Term 
 
        | the region of the narrowing of the canal is approximately where |  | Definition 
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        | Term 
 
        | What are the 6 muscles of the thoracic region |  | Definition 
 
        | spinalis, longissimus, semispinalis, multifidus, intertransversarii, iliocostalis |  | 
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        | Term 
 | Definition 
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        | Term 
 
        | action of the longissimus |  | Definition 
 
        | ext, ipsilateral sidebending |  | 
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        | Term 
 
        | action of the semispinalis |  | Definition 
 
        | extension, contratlateral rotation |  | 
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        | Term 
 | Definition 
 
        | extension, contralateral rotation |  | 
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        | Term 
 
        | action of the intertransversarii |  | Definition 
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        | Term 
 
        | action of the iliocostalis |  | Definition 
 
        | extension, ipsilateral sidebending |  | 
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        | Term 
 
        | 3 degrees of freedom for thoracic spine |  | Definition 
 
        | flexion/extension, sidebending, rotation |  | 
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        | Term 
 
        | Due to the orientation of the facets of the thoracic spine, the thoracic spine is best suited to allow what movement |  | Definition 
 
        | rotations and sidebending |  | 
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        | Term 
 
        | What limits sidebending in the thoracic spine |  | Definition 
 
        | approximation of the ribs |  | 
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        | Term 
 
        | In the thoracic spine rotation and sidebending occur |  | Definition 
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        | Term 
 
        | When the thoracic spine is positioned in the extreme of flexion or extension, rotation and sidebending occur |  | Definition 
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        | Term 
 | Definition 
 
        | sidebending and rotation occur in the opposite direction |  | 
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        | Term 
 | Definition 
 
        | sidebending and rotation occur in same side |  | 
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        | Term 
 
        | Extension of the thoracic spine is produced principally by what |  | Definition 
 | 
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        | Term 
 
        | Extension of the thoracic spine is produced principally by the lumbar extensors and results in what |  | Definition 
 
        | inferior glide of the superior facet of the zygapophyseal joint |  | 
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        | Term 
 
        | How much extension is available at each thoracic segment |  | Definition 
 | 
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        | Term 
 
        | Overall average of thoracic extension for the entire thoracic spine |  | Definition 
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        | Term 
 
        | Sidebending of the thoracic spine is initiated by what |  | Definition 
 
        | ipsilateral abdominals, erector muscles |  | 
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        | Term 
 
        | Sidebending of the thoracic spine is continued by what |  | Definition 
 | 
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        | Term 
 
        | How much sidebending is available in the thoracic spine? |  | Definition 
 | 
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        | Term 
 
        | On average each segment provides how much side bending? |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | THe lower thoracic segments of the thoracic vertebra provide how much sidebending each |  | Definition 
 | 
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        | Term 
 
        | Axial rotation of the thoracic spine is produced by |  | Definition 
 
        | abdominal muscles, other trunk rotators, unilateral elevation of the arm |  | 
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        | Term 
 
        | Pure axial rotation can only occur at what 2 points |  | Definition 
 
        | thoracolumbar, cervicothoracic junctions |  | 
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        | Term 
 
        | Total thoracic rotation (degrees) |  | Definition 
 | 
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        | Term 
 
        | Thoracic Zygoapohyseal Arthrokinematics: Flexion |  | Definition 
 
        | inferior facets of the superior segment glide up and forward |  | 
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        | Term 
 
        | Thoracic Zygoapohyseal Arthrokinematics: Extension |  | Definition 
 
        | inferior facets of the superior segment glide down and back |  | 
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        | Term 
 
        | Thoracic Zygoapohyseal Arthrokinematics: Sidebending right |  | Definition 
 
        | inferior facets of the superior segment glide down and back on right and up and forward on left |  | 
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        | Term 
 
        | Thoracic Zygoapohyseal Arthrokinematics: rotation right |  | Definition 
 
        | facet segments gap on the right and approximate on left |  | 
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        | Term 
 
        | The upper ribs move primarily how |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | The pump-handle motion is similar to |  | Definition 
 | 
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        | Term 
 
        | The middle ribs move primarily in a |  | Definition 
 | 
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        | Term 
 
        | The bucket handle motion is similar to what |  | Definition 
 | 
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        | Term 
 | Definition 
 | 
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        | Term 
 
        | The caliper like motion is similar to what |  | Definition 
 
        | internal/external rotation |  | 
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        | Term 
 
        | The constotransverse and constovertebral joints move how |  | Definition 
 
        | with movements of the thoracic vertebrae |  | 
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        | Term 
 
        | Forward rotation/flexion of teh superior vertebra couples with anterior translation and "pulls" the superior aspect of teh head of the rib forward at the costovertebral joint resulting in |  | Definition 
 
        | anterior rotation of the head of the rib |  | 
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        | Term 
 
        | The anterior rotation of the neck of the rib results in what |  | Definition 
 
        | superior glide of the tubercle at the costotransverse joint |  | 
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        | Term 
 
        | The superior glide fo the tubercle at the costotransverse joint results in what |  | Definition 
 
        | anterior rotation of the neck of the rib |  | 
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        | Term 
 
        | The backward/sagittal rotation/extension of the superior vertebra couples with the posterior translation and "pushes" the superior aspect of the head of the rib... |  | Definition 
 
        | backward at the costovertebral joint |  | 
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        | Term 
 
        | THe head of the rib moving backward as a result of being pushed induces |  | Definition 
 
        | posterior rotation of the head of the rib |  | 
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        | Term 
 
        | THe posterior rotation of the neck of the rib results as a result of thoracic extension results in what |  | Definition 
 
        | an inferior glide of the tubercle at the costotransverse joint |  | 
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        | Term 
 
        | The inferior glide of the tubercle of the tubercle results in |  | Definition 
 
        | posterior rotation of the neck of the rib |  | 
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        | Term 
 
        | As the thorax bends to the right, the ribs |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What stops first in sidebending, rib motion or thoracic vertebrae? |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What occurs as the vertebra sidebends right against the flexed ribs at the costotransverse joints |  | Definition 
 
        | superior glide of the tubercle of the right rib and relative inferior glide of the left rib |  | 
        |  | 
        
        | Term 
 
        | Since the costotransverse joint is concacoconvex, the superior glide of the rib also produces |  | Definition 
 
        | anterior rotation of the neck of the rib |  | 
        |  | 
        
        | Term 
 
        | Right rotation: As the superior thoracic vertebra rotates to the right it translates to the |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Right rotation: As a consequence of vertebral rotation, the right rib posteriorly rotates and the left rib |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Where does the thoracic spine begin at clinically |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | t1 and t2 are typically examined as part of what |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Examine the cervical spine first, unless pain is referred distal to what |  | Definition 
 
        | inferior angle of scapula |  | 
        |  |