OMM Week 2 Lecture Flashcards
Sternal notch
T2
Angle of Louis
T4
Umbilicus
L4
Spine of scapular
T3
Inferior angle of scapula
Spinous process of T7, transverse process of T8
iliac crest
L4-5 IV disc
T8
Venal caval foramen (inferior vena cava, phrenic nerve)
T10
esophageal hiatus (esophagus, vagus nerve)
T12
aortic hiatus (aorta, thoracic duct, azygous vein)
“Rule of Threes”
outlines the positional relationship between the spinous process and the transverse processes
T1-3
T4-6
T7-9
Same segment
Half segment below
1 segment below
T10
T11
T12
1 segment below
half segment blow
same segment
Spinal nerves emerge from the
neural foramen below their corresponding vertebral segments
How many pairs of thoracic and lumbar nerves?
12 pairs of thoracic
5 pairs of lumbar
Dermatome map
illustrates sensory nerve distribution in the skin from specific spinal nerves
Dermatome map helps to
identify sensory loss patterns in patients
Dermatome map aids in
localizing and diagnosing neurological conditions or spinal nerve related injuries