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The lecture Overview of the Upper Limb by Stuart Enoch, PhD is from the course Musculoskeletal - Upper Limb.
Which of the following structures does not cross the sternocleidomastoid muscle?
A 47-year-old male was involved in an accident and fractured his humerus. Upon inspection of his arm, he complained of numbness and tingling as well as inability to extend his hand. Which of the following cords of the brachial plexus is associated with the most likely damaged nerve?
A tennis player presents with pain and weakness in his left upper extremity for the past 3 months. He complains of numbness and tingling that developed slowly. Physical exam shows pallor and coolness to the hypertrophied muscles of the upper extremity. Further testing shows damage to the anterior and middle scalene muscles, occluding a large vessel. Which artery is most likely involved?
Which nerve of the brachial plexus Innervates the pectoralis major and pectoralis minor muscles?
Which of the following nerves, if compressed, could lead to crutch palsy?
A 60-year-old female presents to the office with the complaint of left shoulder pain. History reveals that the pain worsened over the last month and is worse with reaching overhead. There is pain with abduction of the right shoulder and internal rotation. X-rays of the shoulder are within normal limits. What is the most likely diagnosis?
A 52-year-old male was bit by a stray dog. X-rays performed were within normal limits. The patient later complained of pain, numbness and tingling at the first three digits of his hand. Which nerve is most likely to be affected by the injury?
Which of the following statements about the brachial plexus is true?
A 70-year-old farmer was digging his crops when he suddenly felt weak and heard a “snap” in his upper extremity. He is unable to maintain grip strength and a buldge could be palpated in his mid upper arm. Which is the most likely reason for this finding?
Motorcyclists most commonly present with a hand injury leading to flexion of the 4th and 5th digits due to ulnar abnormalities. Which nerve roots most likely affected in this condition known as “claw hand”?
Which nerve is most likely to be injured in a patient who cannot abduct his fingers after a laceration from a cooking knife?
A 21-year-old medical student was injured in the medial aspect of his upper limb, resulting in an inability to adduct his arm. Which muscles are most likely to be injured?
Following a car accident, a patient suffers from cervical spondylosis at C2-C3. Which nerve root is most likely to be affected?
Which of the following muscles if injured could result in difficulty of internal rotation?
A 46-year-old female housekeeper presented to clinic with weakness and pain in her shoulder. Neer's sign and Hawkins-Kennedy tests were positive. The doctor suggested steroid injections to alleviate symptoms temporarily. X-rays show joint calcification. Which of the following is most likely responsible for such symptoms?
What is the most likely location for the supraspinatus to be caught, resulting in painful arc syndrome?
A 4-year-old child accidentally hammers his own hand and now complains of numbness and tingling in his middle finger. Which nerve root is most likely affected?
A 21-year-old female computer analyst comes into the office complaining of paresthesias, pain and weakness for the past 3 years. It is worse with wrist flexion and extension. The patient has a positive Tinel’s sign. Which nerve is most likely affected based on above findings?
Which of the following, when released, relieves the symptoms associated with carpal tunnel syndrome?
Which of the following comprises the cubital fossa in order of most medial to most lateral?
Which of the following cords of the brachial plexus contains the following nerves: Musculocutaneous nerve, lateral pectoral nerve, and the lateral root of the median nerve?
What is the order in which the anterior, middle and posterior scalenes is attached?
Which nerve innervating the biceps brachii gives the arm the ability to supinate?
Newborns born with hyperabduction and shoulder dystocia are more prone to develop upper brachial plexus injuries. Which nerve roots and nerves would be affected in such complications?
Which muscles make up the posterior rotator cuff?
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