1/7/2016 Spinal Questions Flashcards
(27 cards)
A Styloid process occurs with what frequency and as a result of what condition?
7% occurrence as a result of congenital elongation of the lumbar accessory process
What ligament(s) will attach to the lumbar accessory process?
Mammillo-accessory ligament
What parts of a vertebra are attached via the mammillo-accessory ligament?
The mammillary process and accessory process of the same segment
What was believed to be entrapped by the mammillo-accessory ligament?
The medial branch of the dorsal Ramus of a lumbar spinal nerve
What muscle(s) attach to the lumbar accessory process?
Longissimus Thoracis and intertransversarii
What muscles may attach to the transverse process of a typical lumbar vertebra?
Psoas major, Quadratus Lumborum, Longissimus Thoracis, rotator brevis, rotator Longus, and intertransversarii
What ligaments attach to the transverse process of a typical lumbar vertebra?
The lumbocostal, mammillo-accessory and intertransverse ligaments
What joint classifications are present at the transverse process of a typical lumbar?
Fibrous (Amphiarthrosis) Syndesmosis
What are the posterior elements of the vertebra?
Zygapophysis, lamina and spinous process
What are the anterior elements of the vertebra?
Vertebral body and pedicle?
What is the orientation of the typical lumbar superior articular facet?
Backward, upward, medial (BUM); typically concave
What is the orientation of the typical lumbar inferior articular facet?
Forward, lateral, downward (FoLD); significant Convexity
What muscle(s) will attach to the mammillary process?
Multifidis and intertransversarii
What ligament will attach to the lumbar superior articular process and transverse process?
Mammillo-accessory ligament
What was believed to be entrapped by the mammillo-accessory ligament?
The medial branch of the dorsal Ramus of a lumbar spinal nerve
What additional ligaments are said to attach to lumbar articular processes?
Transforaminal ligaments
What is the joint classification for the typical lumbar zygapophysis?
Synovial plane (diarthrosis arthrodia)
How many synovial joints are present on the typical lumbar vertebra?
Four
What is the position of the lumbar zygapophysis in children?
The zygapophysis lies in the coronal plane
What is the position of the lumbar zygapophysis in children?
The zygapophysis lies in the coronal plane
What is the position of the lumbar zygapophysis in adults?
The zygapophysis lies in the Sagittal plane for L1/L2, L2/L3 and L3/L4
The zygapophysis lies in the coronal plane for L4/L5 and L5/S1
What name is given to zygapophyses between vertebral couples that lie in the same plane?
Joint symmetry
What names are given to the condition in which one zygapophysis of a vertebral couple lies in the coronal plane or position and the other zygapophysis lies in the Sagittal plane or position?
Joint asymmetry or joint tropism
Define or describe joint tropism
The condition in which one zygapophysis of a vertebral couple lies in the coronal plane or position and the other zygapophysis lies in the Sagittal plane or position
