Podcast
Questions and Answers
What are the origins of the muscle mentioned?
What are the origins of the muscle mentioned?
- Lateral epicondyle of the humerus and the ulna
- Medial epicondyle of the humerus and the clavicle
- Medial epicondyle of the humerus and the radius (correct)
- Lateral epicondyle of the humerus and the radius
How many tendons does the muscle split into at the wrist?
How many tendons does the muscle split into at the wrist?
- Two tendons
- Three tendons
- Five tendons
- Four tendons (correct)
Where do the tendons of the muscle attach?
Where do the tendons of the muscle attach?
- Base of the metacarpal of the hand
- Base of the distal phalanx of the thumb
- Base of the middle phalanx of the four digits (correct)
- Base of the proximal phalanx of the four digits
What joints does the muscle flex?
What joints does the muscle flex?
In addition to flexing the joints of the fingers, what other action does the muscle perform?
In addition to flexing the joints of the fingers, what other action does the muscle perform?
Flashcards
Attachment location of Attachments
Attachment location of Attachments
Originates from the medial epicondyle of the humerus and the radius, splitting into four tendons at the wrist.
Wrist action of Attachments
Wrist action of Attachments
Flexes the wrist.
Finger action of Attachments
Finger action of Attachments
Flexes the metacarpophalangeal and proximal interphalangeal joints of the four fingers.
Tendons of Attachments
Tendons of Attachments
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Attachments target insertion
Attachments target insertion
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Study Notes
Anatomical Description
- Muscle has two origins: medial epicondyle of the humerus and the radius.
- Divides into four tendons at the wrist.
- Tendons pass through the carpal tunnel.
- Tendons attach to the base of the middle phalanges of four fingers.
Functional Description
- Flexes the metacarpophalangeal joints and proximal interphalangeal joints of four fingers.
- Flexes the wrist.
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