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Questions and Answers
Which group of muscles is responsible for forming the thenar eminence in the hand?
Which group of muscles is responsible for forming the thenar eminence in the hand?
- Adductor pollicis
- Medial group
- Intermediate group
- Lateral group (correct)
What type of joint is the wrist joint?
What type of joint is the wrist joint?
- Triaxial
- Non-synovial
- Uniaxial
- Biaxial (correct)
Which muscle forms the hypothenar eminence by lying inside and laterally?
Which muscle forms the hypothenar eminence by lying inside and laterally?
- Opponens digiti minimi
- Abductor digiti minimi
- Palmaris brevis
- Flexor digiti minimi (correct)
Which ligament attaches from the styloid process of the radius to the scaphoid and trapezium?
Which ligament attaches from the styloid process of the radius to the scaphoid and trapezium?
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Which group of muscles in the hand includes the lumbricals and interossei muscles?
Which group of muscles in the hand includes the lumbricals and interossei muscles?
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Study Notes
Muscles of the Hand
- The thenar eminence in the hand is formed by the thenar muscles.
Joints of the Hand
- The wrist joint is a condyloid joint.
Hypothenar Eminence
- The hypothenar eminence is formed by the abductor digiti minimi muscle, which lies inside and laterally.
Ligaments of the Wrist
- The volar radioscaphocapitate ligament attaches from the styloid process of the radius to the scaphoid and trapezium bones.
Intrinsic Muscles of the Hand
- The intrinsic muscles of the hand include the lumbricals and interossei muscles.
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