Atypical Thoracic: T1 Flashcards
joint classifications for vertebral body of T1
fibrous (amphiarthrosis) syndesmosis
cartilagenous (amphiarthrosis) symphysis
synovial plane (diarthrosis arthrodia joint)
modified synovial saddle (diarthrosis sellar) only observed as an anatomical variant
of joints formed at the vertebral body of T1
typically 10 (14 if rib ligaments are included)
costocentral stellate/radiate ligament will attach to which segments at the C8 spinal nerve intervertebral foramen
vertebral body of C7 and vertebral body of T1
costocentral stellate/radiate ligament will attach to which segments at the T1 spinal nerve intervertebral foramen
vertebral body of T1 and vertebral body of T2
osseous parts of the costotransverse joint
transverse costal facet and the articular surface of the tubercle of a rib
ligaments that support the costotransverse joint of T1
inferior costotransverse and lateral costotransverse ligaments
ligament that is absent at the cost transverse joint of T1
superior costotransverse ligament
superior costotransverse ligament of the transverse process of T1 will attach to which rib
2nd rib
muscle attach to the TRANSVERSE process of T1
longissimus thoracis, cervicis, capitis semispinalis cervicis, capitis multifidis, rotator longus, brevis intertransversarii levator costarum brevis
orientation of the superior articular facet of T1
BUL (backward, upward, lateral)
orientation of the inferior articular facet of T1
ForMeD (forward, medial, downward)
of synovial joints present at T1
10
ID synovial joint surfaces present at T1
2 superior costal facets 2 inferior costal demi-facets 2 transverse costal facets 2 superior articular facets 2 inferior articular facets
muscles attach to the SPINOUS process of T1
trapezius rhomboid min. serratus posterior superior splenius capitis spinalis thoracis, cervicis, capitis semispinalis thoracis multifidis rotator longus, brevis interspinalis
