Beginner Coracobrachialis Quiz
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This quiz contains 10 questions. Click below to begin.
Q1. In which compartment of the arm is the coracobrachialis muscle located?
- Anterior compartment
- Deep posterior compartment
- Posterior compartment
- Lateral forearm compartment
Q2. From which part of the scapula does the coracobrachialis originate?
- Coracoid process
- Acromion
- Spine of the scapula
- Infraglenoid tubercle
Q3. Which muscle shares a proximal attachment at the coracoid process with the coracobrachialis?
- Brachialis
- Short head of biceps brachii
- Long head of triceps brachii
- Long head of biceps brachii
Q4. Where does the coracobrachialis insert?
- Olecranon
- Radial tuberosity
- Middle third of the medial surface of the humerus
- Coronoid process of the ulna
Q5. Which nerve supplies the coracobrachialis?
- Musculocutaneous nerve
- Median nerve
- Ulnar nerve
- Radial nerve
Q6. Which nerve characteristically pierces the coracobrachialis muscle?
- Ulnar nerve
- Axillary nerve
- Median nerve
- Musculocutaneous nerve
Q7. What is a primary action of the coracobrachialis at the shoulder?
- Extension of the forearm
- Supination of the forearm
- Extension of the wrist
- Flexion of the arm
Q8. Which additional movement of the arm is produced by the coracobrachialis?
- Forearm pronation
- Abduction
- Elbow extension
- Adduction
Q9. Which major joint does the coracobrachialis cross?
- Glenohumeral joint
- Proximal radioulnar joint
- Elbow joint
- Wrist joint
Q10. Which description best identifies the coracobrachialis?
- A forearm muscle that pronates the hand
- A posterior arm muscle that extends the elbow
- An anterior arm muscle that flexes and adducts the arm
- A rotator cuff muscle that laterally rotates the arm