Exam 2 Atypical Cervical Vertebrae: C7/Vertebra Prominens Flashcards
What names may be given to C7?
vertebra prominens and vertebral prominence
what is the name given to the topographical elevation observed at the base of the neck?
Vertebral Prominence
What name is given only to C7?
Vertebra Prominens
what is the segment and gender bias for vertebrae other than C7 becoming the vertebral prominence?
C6 is more common in females and T1 is more common in males
What joint surfaces are present at the superior margin of the vertebral body of C7?
Anterior Groove
Posterior groove
Right and left uncinate processes
Cancellous bone
What joint surfaces are present at the inferior margin of the vertebral body of C7?
the anterior and posterior margins of the inferior epiphyseal rim, Cancellous bone
How many joint surfaces are present at the vertebral body of C7?
eight
What joint classifications are observed at the vertebral body of C7?
Fibrous (amphiarthrosis) syndesmosis
Cartilaginous (amphiarthrosis) Symphysis
Modified Synovial Saddle (Diarthrosis sellar) joint
How many synovial joint surfaces are observed at the vertebral body of C7?
two
What synovial joint surfaces are observed at the vertebral body of C7?
the right and left uncinate processes
what muscle(s) attaches to the vertebral body of C7?
Longus Colli Muscle
What are the osseous parts of the transverse process of C7?
Costal element anterior tubercle costotransverse bar posterior tubercle True transverse process
What features are typically present in the transverse foramen of C7?
Vertebral venous plexus
Postganglionic sympathetic motor fibers
What muscles attach to the transverse process of C7?
Middle Scalene Rotators Semispinalis Capitis Iliocostalis Thoracis Longissimus Cervicis Levator Costarum Brevis Intertransversarii
What is the orientation of the superior articular facet of C7?
Backward, Upward, Medial (BUM)