Diaphragm — Openings, Nerve Supply & Herniae — Topic Test
20 questions · exam mode (answers revealed at the end). 18 min suggested.
A 45-year-old labourer is stabbed in the posterior triangle of the neck and afterwards cannot raise his arm above the horizontal; the scapula is displaced and winging worsens on abduction. Which artery accompanies the injured nerve as it passes deep to trapezius, and shares responsibility for the muscle's blood supply?
ASuprascapular artery
BSubscapular artery
CSuperficial cervical (superficial branch of transverse cervical) artery
DDorsal scapular artery