BRS ANATOMY 102 Questions with 100% Correct Answers | Updated & Verified

A young man is brought to the emergency department after being mugged. He was stabbed in the shoulder after refusing to give his wallet to his assailant. If the stab wound lacerates the posterior humeral circumflex artery passing through the quadrangular space on the shoulder region, which of the following nerves might be injured? (A) Radial nerve (B) Axillary nerve (C) Thoracodorsal nerve (D) Suprascapular nerve (E) Accessory nerve - ️️(B) Axillary nerve A victim of an automobile accident is unable to abduct her left arm. This indicates damage to which of the following parts of the brachial plexus? (A) Middle trunk and posterior cord (B) Middle trunk and lateral cord (C) Lower trunk and lateral cord (D) Upper trunk and posterior cord (E) Lower trunk and medial cord - ️️(D) Upper trunk and posterior cord