ATLS Basic fracture Assessment Quiz and Answers 2023/2024

ATLS Basic fracture Assessment Quiz and Answers 2023/2024 Missed/associated injury with a displaced thoracic spine fracture? - Answers: thoracic aortic rupture Missed/associated injury of a posterior knee dislocation? - Answers: femoral fracture and posterior hip dislocation Missed/associated injury of a knee dislocation or displaced tibial plateau fracture? - Answers: Popliteal artery and nerve injuries Missed/associated injury of a calcaneal fracture? - Answers: Spine injury or fracture, tibial plateau fracture When are most extremity injuries appropriately dianogsed and managed? - Answers: During secondary survey Injury to which nerves causes wrist drop and foot drop? - Answers: radial and peroneal nerve respectively What is the normal ratio between the blood pressure at the ankle divided by that of an uninjured arm? - Answers: 0.9, if below, means potential injury exist. When testing sensation, what area of the body corresponds to C5? Which nerve is this? - Answers: The lateral aspect of the upper arm, the axillary nerve When testing sensation, what area of the body corresponds to C6? Which nerve is this? - Answers: Palmar aspect of the thum and index finger, median nerve When testing sensation, what area of the body corresponds to C7? - Answers: Palmar aspect of the long finger When testing sensation, what area of the body corresponds to C8? Which nerve? - Answers: Palmar aspect of the little finger, the ulnar nerve When testing sensation, what area of the body corresponds to T1? - Answers: Medial aspect of the forearm When testing sensation, what area of the body corresponds to L3? - Answers: Medial aspect of the thigh When testing sensation, what area of the body corresponds to L4? - Answers: Medial aspect of the lower leg, especially over the medial malleolus When testing sensation, what area of the body corresponds to L5? Associated nerve? - Answers: Dorsum of the foot between the first and second toes (common peroneal) When testing sensation, what area of the body corresponds to S1? - Answers: Lateral aspect of the foot When testing motor function, what motion tests for C5? what is the associated nerve? - Answers: Shoulder abduction, axillary nerve When testing motor function, what motion tests for C6? what is the associated nerve? - Answers: Elbow flexion (C5 and C6), musculocutaneous nerve Which brachial nerves are tested by assessing a patient's ability to extend their elbow? - Answers: Radial nerve, C6, C7, C8 Which nerves are assessed when testing a patient's grip strength? - Answers: Dorsiflexion of the wrist => radial nerve, C6 Flexion of the fingers => median and ulnar nerves, C7, C8 Which nerves are assessed when testing patient's motor ability with finger add and abduction? - Answers: Ulnar nerve, C8 and T1 What movement tests a patients deep peroneal and L5 nerve motor function? - Answers: Dorsiflection of the great toe and ankle What movements tests a patient' posterior tibial and S1 nerve motor function? - Answers: Plantar flexion What is the earliest symptom/sign of compartment ischemia? - Answers: pain, especially on passive stretch of invovled muscle of the injured extremity.