Clinical Anatomy — Flashcards

Flashcard 91: _____ (condition) is due to a lesion of the long thoracic nerve that supplies the serratus anterior

Answer: Winged scapula

Flashcard 92: A lesion to the _____ would result in difficulty flexing elbow and loss of sensation on the lateral forearm

Answer: musculocutaneous nerve

Flashcard 93: Injury to the _____ nerve presents as decreased sensation of upper anterior thigh and an absent cremasteric reflex.

Answer: genitofemoral

Flashcard 94: A lesion to the _____ of the brachial plexus would result in Klumpke palsy (total claw hand)

Answer: lower trunk

Extra: Klumpke palsy involves the C8 and T1 nerve roots, which form the lower trunk of the brachial plexus. It commonly presents as a 'total claw hand' due to loss of function of the intrinsic hand muscles.

Flashcard 95: The superior gluteal nerve is commonly injured due to _____ injection to the upper medial gluteal region (iatrogenic).

Answer: intramuscular

Flashcard 96: _____ nerve (C5-T1) injury is commonly due to:- anteromedial supracondylar fracture of the humerus (proximal lesion)- carpal tunnel syndrome (distal lesion)- wrist laceration (distal lesion)

Answer: Median

Flashcard 97: Basilar skull fractures most often follow traumatic head injuries and commonly involve the _____ segment of the temporal bone

Answer: petrous

Flashcard 98: Compression of the axilla (resulting in radial nerve injury) can occur due to improper use of _____ or sleeping with an arm over a chair (aka Saturday night palsy).

Answer: crutches

Flashcard 99: _____ (condition) is due to traction or tear of the upper trunk (C5-C6 roots).

Answer: Erb palsy

Flashcard 100: When the acoustic neuroma affects the _____ fibers of the facial nerve, there will be hypoaesthesia of the posterior meatal wall

Answer: sensory