Anatomy of UL: Proximal to Elbow Flashcards by Jacob Frelich | Brainscape

Q

Teres Minor

Attachments

A

O: Scapula (Lateral Border)
I: Humerus (Greater Tubercle)

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Q

Teres Minor

Innervation

A

Axillary Nerve

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Q

Teres Minor

Action

A

External Rotation of Shoulder

weak adduction

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Q

Teres Major

Attachments

A

O: Scapula (Inf. Angle)
I: Humerus (Lesser Tubercle)

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Q

Teres Major

Action

A

Adduction and Internal Rotation of the GH joint

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Q

Teres Minor

Attachments

A

O: Scapula (Lateral Border)
I: Humerus (Greater Tubercle)

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Q

Subscapularis

Attachments

A

O: Scapula (Subscapular Nerve)
I: Humerus (Lesser Tubercle)

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Q

Subscapularis

Action

A

Stabilization; Internal Rotation of Arm

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Q

Subscapularis

Innervation

A

Upper & Lower Subscapular Nerve

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Q

Supraspinatus

Attachments

A

O: Scapula (Supraspinous Fossa)
I: Humerus (Greater Tubercle)

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Q

Supraspinatus

Action

A

Shoulder Abduction

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Q

Supraspinatus

Innervation

A

Suprascapular Nerve

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Q

Infraspinatus

Attachments

A

O: Scapula (Infraspinatus Fossa)
I: Humerus (Greater Tubercle)

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Q

Infraspinatus

Action

A

Shoulder External Rotation

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Q

Infraspinatus

Innervation

A

Suprascapular Nerve

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Q

Triceps Brachii - Long Head

Attachment

A

O: Scapula (Infraglenoid Tubercle)
I: Ulna (Olecranon)

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Q

Triceps Brachii - Long Head

Action

A

Elbow Extension
Shoulder Adduction and External Rotation

Q

Triceps Brachii - Long Head

Innervation

A

Radial Nerve

Q

Triceps Brachii - Lateral Head

Attachment

A

O: Humerus (posterior surface)
I: Ulna (Olecranon)

Q

Triceps Brachii - Lateral Head

Action

A

Elbow Extension
Shoulder Adduction and External Rotation

Q

Triceps Brachii - Lateral Head

Innervation

A

Radial Nerve

Q

Anconeus

Attachments

A

O: Humerus (Lat. Epicondyle)
I: Ulna (Olecranon)

Q

Anconeus

Action

A

Elbow Extension; tightens joint capsule

Q

Anconeus

Innervation

A

Radial Nerve

Q

Brachialis

Attachments

A

O: Humerus (Distal 1/2 of anterior surface)
I: Ulna (Ulnar Tuberosity)

Located Deep to Biceps

Q

Brachialis

Action

A

Elbow Flexion

Q

Brachialis

Innervation

A

Musculocutaneous and Radial Nerves

Q

Coracobrachialis

Attachments

A

O: Scapula (Coracoid Process)
I: Humerus (Middle 1/3)

Q

Coracobrachialis

Action

A

Shoulder Adduction and Flexion

Q

Coracobrachialis

Innervation

A

Musculocutaneous

Q

Biceps Brachii - Short Head

Attachments

A

O: Scapula (Coracoid Process)
I: Radius (radial tuberosity and the fascia)

Q

Biceps Brachii - Short Head

Action

A

Elbow Flexion; Supination

Q

Biceps Brachii - Short Head

Innervation

A

Musculocutaneus Nerve

Q

Biceps Brachii - Long Head

Attachments

A

O: Scapula (Supraglenoid Tubercle)
I: Radius (radial tuberosity and the fascia)

Q

Biceps Brachii - Long Head

Attachments

A

Elbow Flexion; Supination

Assists in Shoulder stability (Flex, Abd., & IR)

Q

Biceps Brachii - Long Head

Innervation

A

Musculocutaneus Nerve

Q

Brachioradialis

Attachment

A

O: Humerus (Lateral/Distal surface)
I: Radius (Styloid Process)

Q

Brachioradialis

Action

A

Elbow Flexion; Pronation

Q

Brachioradialis

Innervation

A

Radial Nerve

Q

test

A