Podcast
Questions and Answers
From where does the humeral head of the flexor carpi ulnaris originate?
From where does the humeral head of the flexor carpi ulnaris originate?
Which bones does the tendon of the flexor carpi ulnaris attach to?
Which bones does the tendon of the flexor carpi ulnaris attach to?
What actions does the flexor carpi ulnaris perform at the wrist?
What actions does the flexor carpi ulnaris perform at the wrist?
Where does the palmaris longus attach?
Where does the palmaris longus attach?
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What is the primary action of the flexor carpi radialis?
What is the primary action of the flexor carpi radialis?
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Which structure does the pronator teres help form the medial border of?
Which structure does the pronator teres help form the medial border of?
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How many heads does the flexor digitorum superficialis have?
How many heads does the flexor digitorum superficialis have?
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To which part of the fingers does the flexor digitorum superficialis attach?
To which part of the fingers does the flexor digitorum superficialis attach?
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What are the actions of the flexor digitorum superficialis?
What are the actions of the flexor digitorum superficialis?
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Study Notes
Flexor Carpi Ulnaris
- Origins: Two heads - medial epicondyle of the humerus (with other superficial flexors) and olecranon of the ulna.
- Attachments: Pisiform bone, hook of hamate, and base of the 5th metacarpal.
- Actions: Wrist flexion and adduction.
Palmaris Longus
- Origin: Medial epicondyle.
- Attachment: Flexor retinaculum of the wrist.
- Actions: Wrist flexion.
Flexor Carpi Radialis
- Origin: Medial epicondyle.
- Attachment: Base of metacarpals II and III.
- Actions: Wrist flexion and abduction.
Pronator Teres
- Location: Forms the medial border of the cubital fossa (elbow).
- Origins: Medial epicondyle and coronoid process of the ulna.
- Attachment: Mid-shaft of the radius.
- Actions: Forearm pronation.
Flexor Digitorum Superficialis
- Origins: Two heads - medial epicondyle of the humerus and radius.
- Attachments: Splits into four tendons, attaching to the base of the middle phalanx of four fingers.
- Actions: Flexes metacarpophalangeal and proximal interphalangeal joints in the four fingers, and wrist flexion.
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Description
Test your knowledge on the flexor muscles of the forearm, including origins, attachments, and actions of muscles like Flexor Carpi Ulnaris and Pronator Teres. This quiz will challenge your understanding of muscle anatomy and their functions.
