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19 Cards in this Set
- Front
- Back
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What is the vertebral formula of the horse?
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C7,T18,L6, S5, Ca 15-21
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Movements in what regions of the spinal column in the horse are quite flexible?
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cervical & caudal region
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What are the 4 directions of columnar movement in the horse?
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dorsal, ventral, lateral, flexion
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What causes the limited movement of the lumbar & thorax areas of te spine?
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Interspinous ligaments
Intertransverse ligaments |
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What ligament is white, fibrous & found bt. the thoracic & lumbar vertebrae?
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Interspinous ligaments
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What ligaments are membranes that link lumbar transverse processes together?
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intertransverse ligaments
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Which spinal processes are connected to one another by synovial joints only in the horse?
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4th, 5th & the 6th lumbar & sacrum
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What type of joint are the intertransverse joints?
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synovial
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What is the most mobile part of he vertebral column?
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lumbosacral joint
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What ligaments are only found in the horse b/w 4th & 5th & b/w 6th & sacrum?
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Intertransverse ligament
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What ligament has an immoblie midsection that is important in casting (laying them down) of horses?
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intertransverse joints
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Why is the lumbar area straight (not arched) & firm?
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*Essential for transmission of propulsion from the PLs to the cr. part of the body
*Bears weight of abdominal organs * Lumbar area is also relatively short & immobile |
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The lumbar area constitute only ____ % of the length of the vertebral column.
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10%
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What are the main functions of the FL & HL in the horse?
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FL- postural function
HL- propulsion |
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What is the ratio to the center of gravity of the FL & HL in the horse?
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Fl HL
55:45 |
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How is the center of gravity shifted in the horse?
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By movement of the head- lift head up & away from offending side
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_______ ligament is formed by thoracolumbar fascia in the (withers) interscapular region
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dorsoscapular ligament
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_______ ligament is made of fibroelastic CT & extends from T2- T5
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dorsoscapular ligament
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Where does the dorsoscapular ligament arise from?
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ventral to the ligamentum nuchae & medial to the rhomboideus (thoracis) muscle.
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