Intermediate Anterior Compartment of the Arm Quiz

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This quiz contains 10 questions. Click below to begin.

Q1. From which cord of the brachial plexus does the musculocutaneous nerve arise?

  • Lateral cord
  • Posterior cord
  • Medial cord
  • All three cords directly

Q2. After piercing coracobrachialis, the musculocutaneous nerve descends between which muscles?

  • Pronator teres and supinator
  • Brachioradialis and triceps brachii
  • Triceps brachii and anconeus
  • Biceps brachii and brachialis

Q3. The musculocutaneous nerve continues distal to the elbow as which sensory nerve?

  • Medial cutaneous nerve of the forearm
  • Palmar cutaneous branch of the median nerve
  • Lateral cutaneous nerve of the forearm
  • Superficial branch of the radial nerve

Q4. Where does the long head of biceps brachii originate?

  • Coracoid process
  • Supraglenoid tubercle of the scapula
  • Acromion
  • Infraglenoid tubercle

Q5. Where does the short head of biceps brachii originate?

  • Spine of the scapula
  • Coracoid process
  • Supraglenoid tubercle
  • Greater tubercle of the humerus

Q6. Where does the principal tendon of biceps brachii insert?

  • Ulnar tuberosity
  • Radial tuberosity
  • Olecranon
  • Medial epicondyle

Q7. Where does brachialis principally insert?

  • Olecranon only
  • Coronoid process and ulnar tuberosity
  • Radial tuberosity
  • Styloid process of the radius

Q8. Which anterior compartment muscle receives additional innervation from the radial nerve to its lateral portion?

  • Brachialis
  • Palmaris longus
  • Coracobrachialis
  • Biceps brachii

Q9. The brachial artery is the continuation of which artery?

  • Radial artery
  • Subclavian artery directly at the elbow
  • Axillary artery
  • Ulnar artery

Q10. At approximately what level does the brachial artery terminate?

  • At the radiocarpal joint
  • At the distal phalanx of the thumb
  • At the surgical neck of the humerus
  • Near the level of the neck of the radius in the cubital fossa
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