Biceps Brachii

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Biceps Brachii

Last updated on Monday, April 27 2009 by blondarb

Muscle Name: biceps brachii

AKA: musculus biceps brachii

Abbreviation: BB

Spinal Nerve Roots:
C5
C6

Brachial Plexus Trunks:
upper trunk

Brachial Plexus Cords:
lateral cord

Named Nerves:
musculocutaneous nerve

Proximal Attachment: coracoid process of the scapula. long head: supraglenoid tubercle

Distal Attachment: radial tuberosity

Action: flexes elbow and supinates forearm

Needle Insertion: With the arm supinated the needlie is inserted midway between the biceps tendon and the anterior shoulder.

Activation for EMG: Flex the elbow with the hand supinated.

Pitfalls:

Notes:

Related videos:

Biceps Brachii EMG Technique

Biceps Brachii EMG Technique
A demonstration of needle placement and activation technique in an EMG study of the Biceps Brachii muscle.

Related images:

Biceps Brachii
This image shows the biceps brachii.

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