Muscles Of Elbow And Forearm Flashcards

1
Q

What is the origin of the brachialis?

A

Anterior and distal aspect of the humerus

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2
Q

What is the insertion of the brachialis?

A

Coronoid process of the ulna
Tuberosity of the ulna

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3
Q

What is the action of the brachialis?

A

Flexion of the forearm

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4
Q

What is the origin of the brachioradialis?

A

Lateral supracondylar ridge of the humerus

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5
Q

What is the insertion of the brachioradialis?

A

Lateral aspect of distal radius

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6
Q

What is the action of the brachioradialis?

A

Flexion of the forearm

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7
Q

What is the origin of the anconeus?

A

Lateral epicondyle of the humerus

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8
Q

What is the insertion of the anconeus?

A

Olecranon process of the ulna

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9
Q

What is the action of the anconeus ?

A

Extension of the forearm

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10
Q

What is the origin of the pronator radii teres?

A

Medial aspect of the coronoid process of the ulna
Medial supracondylar ridge of the humerus

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11
Q

What is the insertion of the pronator radii teres?

A

Anterolateral aspect of the middle third of the radius

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12
Q

What is the action of the pronator radii teres?

A

Pronation of the forearm

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13
Q

What is the origin of the pronator quadratus?

A

Anterior aspect of distal 1/4 of ulna

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14
Q

What is the insertion of the pronator quadratus?

A

Anterior aspect of distal 1/4 of radius

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15
Q

What is the action of the pronator quadratus?

A

Pronation of the forearm

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16
Q

What is the origin of the supinator?

A

Lateral epicondyle of humerus
Supinator crest of ulna

17
Q

What is the insertion of the supinator?

A

Anterior, lateral and posterior aspects of proximal radius

18
Q

What is the action of the supinator muscle?

A

Supination of the forearm