Axilla and Pectoral Region
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25 questions
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- Q1What three muscles have their origin at the coracoid process?Coracobrachialis, pec major, short head of the bicepsShort head of the biceps, long head of the biceps, coracobrachialisLong head of the biceps, coracobrachialis, pec minorShort head of the biceps, pec minor, coracobrachialis30s
- Q2The __________nerve and __________ artery run through the quadrangular space to innervate and supply blood to muscles in the shoulder girdle.Axillary nerve, anterior humeral circumflex arteryRadial nerve, profunda brachial arteryAxillary nerve, posterior humeral circumflex arteryAxillary nerve, scapular circumflex artery30s
- Q3Which muscle is not included in the Rotator Cuff?Teres MajorInfraspinatusTeres MinorSupraspinatus30s
- Q4Pectoralis major is innervated by…Lateral pectoral nerve and axillary nerveMedial and lateral pectoral nervesAxillary nerveMedial pectoral nerve30s
- Q5Which muscle is not part of the medial border of the scapula?Rhomboid minorLevetor scapulaeTeres majorRhomboid major30s
- Q6Each of these muscles have their insertion point on the greater tubercle of the humerus EXCEPT:SubscapularisSupraspinatusTeres minorInfraspinatus30s
- Q7Your patient presents to your outpatient clinic status-post (s/p) motor vehicle accident (MVA) with a proximal fracture of the right humerus from turning and hitting the steering wheel during the crash. He has a marked decrease in strength in abduction of the affected arm. Bony union has been confirmed on x-ray and his physician has cleared him for exercise. Which nerve was most likely lesioned by the fractured humerus?Long thoracic nerveAxillary nerveLower subscapular nerveRadial nerve30s
- Q8Which of the following structures is in the triangular space?Scapular circumflex arteryAxillary nerveRadial nerveProfunda brachii artery30s
- Q9True or false: Most shoulder joint dislocations occur posteriorly.FALSETRUE30s
- Q10The axillary nerve arises directly from which part of the brachial plexus?Lateral cordInferior trunkMiddle trunkPosterior cord30s
- Q11What is the muscle action of the Pectoralis Major?Extension, Adduction, and Medial RotationExtension, Abduction, and Lateral RotationFlexion, Adduction, and Medial RotationFlexion, Abduction, and Medial Rotation30s
- Q12What makes the anterior border of the Axilla?2nd to 6th RibBicipital GroovePectoral RegionScapula & Subscapularis30s
- Q13Where does the Pectoralis Major Insert on the humerus?Deltoid tuberosityBicipital GrooveLesser Tubercle of the HumerusGreater Tubercle of the Humerus30s
- Q14What muscle(s) can be found within the axilla?Biceps BrachiiCoracobrachialisBoth biceps brachii and coracobrachialisTrapezius30s
- Q15What innervates the subscapularis?Suprascapular nerveUpper subscapular nerveMusculocutaneousAxillary nerve30s