C3-C4
Hyoid bone
Bifurcatiotn of common carotid artery
C5
thyroid cartilage
Carotid pulse palpated
C6
Crcoid cartilage
Start of trachea
Start of esophagus
T2
Sternal notch
Arch of aorta
Pulmonary hilum
T5-7
Xiphisternal joint
T9
Duodenum
T12-l1
T12
Inferior phrenic artery
Celiac artery
Middle suprarenal artery
Upper pole of LEFT kidney
L1
Superior mesenteric artery
Upper pole of RIGHT kidney
End of spinal cord in adult (conus medullaris) and pia mater
L2
Renal artery (gives off inferior suprarenal artery) Gonadal artery
L3
Inferior mesenteric artery
End of spinal cord in NEWBORN
UMBILICUS
L4
Iliac crest
Bifurcation of aorta
L5
Median sacral artery
S1
Sacral promontory
S2
End of dural sac, dura, arachnoid, subarachnoid space, and CSF
S3
END OF SIGMOID COLON