Beginner Adductor Pollicis Quiz
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This quiz contains 10 questions. Click below to begin.
Q1. What is the primary action of the adductor pollicis muscle?
- Abduction of the thumb
- Adduction of the thumb
- Extension of the thumb
- Extension of the index finger
Q2. How many heads does the adductor pollicis typically have?
- Three
- One
- Four
- Two
Q3. What are the two heads of adductor pollicis called?
- Radial and ulnar heads
- Humeral and ulnar heads
- Oblique and transverse heads
- Superficial and deep heads
Q4. Which nerve supplies the adductor pollicis?
- Recurrent branch of the median nerve
- Deep branch of the ulnar nerve
- Posterior interosseous nerve
- Superficial branch of the radial nerve
Q5. Where does the adductor pollicis primarily insert?
- Base of the distal phalanx of the thumb
- Lateral side of the fifth metacarpal
- Radial styloid process
- Medial side of the base of the proximal phalanx of the thumb
Q6. The transverse head of adductor pollicis primarily originates from which bone?
- Radius
- Fifth metacarpal
- First metacarpal
- Third metacarpal
Q7. Which carpal bone provides part of the origin of the oblique head of adductor pollicis?
- Capitate
- Scaphoid tubercle
- Pisiform
- Triquetrum
Q8. Adductor pollicis is classified as which type of hand muscle?
- Intrinsic hand muscle
- Extrinsic forearm flexor
- Arm muscle
- Extrinsic forearm extensor
Q9. Which movement brings the thumb back toward the palm from an abducted position?
- Extension
- Abduction
- Supination
- Adduction
Q10. Adductor pollicis is particularly important for which hand function?
- Forearm pronation
- Powerful pinch and grip
- Extension of all four fingers
- Wrist extension