True about nerve injuries among following are:
Correct Answer: Median nerve is also named as labourer's nerve
Description: Froment sign (Fig a-normal, b- positive) Seen in ulnar nerve palsy due to action of FPL which is supplied by median nerve. Waenberg sign (c- normal, d- positive) Seen in ulnar nerve palsy and not median nerve palsy so this option is wrong. It is caused by an unopposed action of the ulnar inseion of the extensor digiti minimi(radial nerve innervation). It occurs due to paralysis of the palmar interosseous muscle that abducts the little finger. Only lateral two lumbricals are supplied by median nerve medial two lumbricals are supplied by ulnar nerve.
Category:
Orthopaedics
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now