A 19-Year-Old Man Is Brought to the Emergency Department After

question 111

Multiple Choice

A 19-year-old man is brought to the emergency department after he punched through a plate glass window with his right arm.  Initially there was profuse bleeding, but it stopped after direct pressure was maintained by emergency medical personnel.  A deep laceration is present at the proximal aspect of the right cubital fossa, just lateral to the medial epicondyle.  Examination reveals absent sensation in the lateral palm and the palmar surfaces of the first 3½ fingers, inability to flex the proximal interphalangeal joints, and inability to pronate the forearm.  Additional injury to which of the following structures was most likely responsible for this patient's bleeding?

• A)Anterior interosseous artery
• B)Brachial artery
• C)Deep brachial artery
• D)Radial artery
• E)Radial recurrent artery
• F)Ulnar artery

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Definitions:

Adverse Selection

A situation in which one party in a transaction has more information than the other, often leading to a negative outcome for the less-informed party.

Insurance

A financial product that provides protection against losses or damages to a person or property in exchange for premium payments.

Adverse Selection

A situation in which one party in a transaction has more or better information than the other, often leading to a poor outcome for the less informed party.

Insurance

A financial product sold by insurance companies to safeguard against financial loss in the event of specific contingencies or risks.