Beginner Ulnar Nerve Quiz
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This quiz contains 10 questions. Click below to begin.
Q1. From which cord of the brachial plexus does the ulnar nerve arise?
- Medial cord
- Lateral cord
- Upper trunk
- Posterior cord
Q2. Which spinal nerve roots provide the main contributions to the ulnar nerve?
- C5 and C6
- C3 and C4
- T2 and T3
- C8 and T1
Q3. Does the ulnar nerve normally provide motor innervation to muscles in the arm?
- No, it normally supplies no muscles in the arm
- Yes, it supplies triceps brachii
- Yes, it supplies coracobrachialis
- Yes, it supplies biceps brachii
Q4. Which bony landmark is closely related to the ulnar nerve at the elbow?
- Medial epicondyle of the humerus
- Radial tuberosity
- Greater tubercle of the humerus
- Lateral epicondyle of the humerus
Q5. Why can striking the region behind the medial epicondyle produce tingling in the hand?
- The musculocutaneous nerve terminates there
- The median nerve passes through the bone
- The radial artery lies directly beneath the skin there
- The ulnar nerve is superficial in this region
Q6. Which forearm muscle is supplied by the ulnar nerve?
- Pronator teres
- Brachioradialis
- Flexor carpi ulnaris
- Flexor carpi radialis
Q7. Which digits are most directly associated with the cutaneous distribution of the ulnar nerve in the hand?
- Little finger and medial half of the ring finger
- Thumb only
- Index and middle fingers only
- Thumb and lateral half of the index finger
Q8. Which major group of intrinsic hand muscles is supplied by the ulnar nerve?
- Long finger extensors
- Interossei
- Long finger flexors exclusively
- Thenar muscles exclusively
Q9. Compression of the ulnar nerve around the elbow is commonly associated with which condition?
- Carpal tunnel syndrome
- Radial tunnel syndrome
- Pronator syndrome
- Cubital tunnel syndrome
Q10. Which description best identifies the ulnar nerve?
- A sensory nerve confined entirely to the shoulder
- A lateral cord nerve supplying the anterior arm
- A medial cord nerve supplying part of the forearm and much of the intrinsic musculature of the hand
- A posterior cord nerve supplying the extensor compartments