True about sternal angle -
Ans. is 'c' i.e., Articulates with 2nd costal cartilageo Sternal angle of Louis is man uhriosternal joint (not xiphisternal joint),o It is at the level of T4 -T5 intervertebral space,o 2nd costal cartilage articulates at sternal angle
Xiphisternal joint
AtT6.7 level
Articulates with 2nd costal cartilage
None of the above
Osteology of Thorax