Upper Limb - 6

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Quiz by MedSoc
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Last updated: August 28, 2018
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First submittedAugust 27, 2018
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Average score53.3%
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Hint
Answer
Which nerve supplies the rhomboids? A set of muscles arising from the ligamentum nuchae and spines of upper thorasic vertebrae.
Dorsal scapular
Levator scapulae goes on to insert into the vertebral border of the scapula, but where is its origin?
C1-C4
Which nerve innervates pectoralis minor?
Medial pectoral nerve
Which head of pectoralis maor is supplied by the same nerve?
Sternocostal
What degree twist do the fibres of lat dorsi go through before inserting into the floor of the bicipital groove?
180
Is lat dorsi a medial or lateral rotator?
Medial
Which nerve innervates it?
Thoracodorsal
The rotator cuff consists of 4 muscles, supraspinatus, infraspinatus, teres minor and which other?
Subscapularis
Hint
Answer
Which muscle controls the initial part of shoulder abduction?
Supraspinatus
What is the name for the part of the humerus articulating with the ulna?
Trochlea
What is the name for the part of the humerus that articulates with the radius?
Capitulum
What is the name for the part of the ulna that can be felt on the posterior aspect of the arm, and may commonly be referred to as the 'elbow'?
Olecranon
What is the name of the process on the ulna proximal to which the humerus articulates?
Coronoid
There are 8 carpal bones, which one is missing from this list? Triquetrum, trapezoid, lunate, scaphoid, pisiform, hamate, capitate.
Trapezium
Which of the interossei allows abduction at the condyloid metacarpophylangeal joints?
Dorsal
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