Beginner Flexor Pollicis Longus Quiz
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This quiz contains 10 questions. Click below to begin.
Q1. In which compartment of the forearm is flexor pollicis longus located?
- Hypothenar compartment
- Anterior compartment
- Thenar compartment
- Posterior compartment
Q2. Flexor pollicis longus belongs to which muscular layer of the anterior forearm?
- Intermediate layer
- Superficial layer
- Superficial posterior layer
- Deep layer
Q3. From which forearm bone does flexor pollicis longus primarily originate?
- Ulna
- Humerus only
- Radius
- Scaphoid
Q4. Where does the tendon of flexor pollicis longus insert?
- Base of the proximal phalanx of the thumb
- Base of the first metacarpal
- Base of the distal phalanx of the thumb
- Trapezium
Q5. What is the primary action of flexor pollicis longus?
- Extension of the thumb at the interphalangeal joint
- Abduction of the thumb
- Extension of the wrist
- Flexion of the thumb at the interphalangeal joint
Q6. Which nerve directly supplies flexor pollicis longus?
- Anterior interosseous nerve
- Superficial radial nerve
- Posterior interosseous nerve
- Ulnar nerve
Q7. The anterior interosseous nerve is a branch of which nerve?
- Musculocutaneous nerve
- Radial nerve
- Ulnar nerve
- Median nerve
Q8. Through which passage does the flexor pollicis longus tendon enter the hand?
- Quadrangular space
- Cubital tunnel
- Guyon's canal
- Carpal tunnel
Q9. Flexor pollicis longus acts on which digit?
- Little finger
- Index finger
- Middle finger
- Thumb
Q10. In addition to flexing the interphalangeal joint, flexor pollicis longus can assist with which movement?
- Extension of the thumb
- Extension of the fingers
- Flexion at other joints of the thumb
- Abduction of the little finger