Below are movements of the scapula, name them

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1) Elevation

2) Depression

What is the name of this movement of the scapula?

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What is the name of this movement of the scapula?

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Name these movements of the scapula

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1) Upward rotation

2) Downward rotation

What does abduction reffer to?

What does adduction reffer to?

To take away from the mid line

To add to the mid line

Origin?

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Latissimus dorsi

Lower thoracic spines

Lumbar spines

Pelvic crest

Insertion?

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Latissimus Dorsi

Intertubercular sulcus of humerus

Action?

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Latissimus Dorsi

Extension

Adduction of humerus

Medial rotation of humerus

Nerve?

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Latissimus Dorsi

Thoracodorsal nerve

Origin?

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Trapezius

Spine of cervicle verts

Thoracic verts

External occipital protuberance

Insertion?

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Trapezius

Spine of scapula

Acromion of scapula

Lateral 3rd of clavicle

Action?

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Trapezius

Elevation of scapula

Retraction of scapula

Upward rotation of scapula

Nerve?

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Trapezius

Cranal nerve XI

Origin?

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Rhomboids

C7

Upper thoracic spines

Insertion?

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Rhomboids

Medial boarder of scapula

Action?

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Rhomboids

Retracts scapula

Downward rotation of glenoid fossa

Nerve?

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Rhomboids

Dorsal scapular nerve

Origin?

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Lavator scapulae

Transverse process of upper cervical vertebrae

Insertion?

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Lavator scapulae

Upper medial boarder

Superior angle of scapula

Action?

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Lavator scapulae

Elevates scapula

Downward rotation of glenoid fossa

Nerve?

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Lavator scapulae

Dorsal scapular nerve

Origin?

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Supraspinatus

Supraspinous fossa of scapula

Insertion?

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Supraspinatus

Greater tubercle

Action?

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Supraspinatus

Abduction of humerus

Nerve?

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Supraspinatus

Suprascapular nerve

Origin?

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Infraspinatus

Infraspinous fossa of scapula

Insertion?

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Infraspinatus

Greater tubercle

Action?

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Infraspinatus

Lateral roation of humerus

Adduction

Extension of humerus

Nerve?

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Infraspinatus

Suprascapular nerve

Origin?

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Teres minor

Lateral boarder of scapula

Insertion?

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Teres minor

Greater tubercle

Action?

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Teres minor

Lateral rotation of humerus

Adduction

Extension of humerus

Nerve?

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Teres minor

Axillary nerve

Origin?

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Subscapularis

Subscapular fossa

Insertion?

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Subscapularis

Lesser tubercle

Action?

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Subscapularis

Medial rotation of the humerus

Adduction of the humerus

Nerve?

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Subscapularis

Subscapular nerves

Origin?

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Teres major

Inferior angle of scapula

Insertion?

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Teres major

Lesser tubercle

Action?

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Teres major

Adduction of humerus

Medial rotation of humerus

Nerve?

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Teres major

Subscapular nerve (lower)

Origin?

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Deltoid

Spine of scapula

Acromion of scapula

Lateral 3rd of clavicle

Insertion?

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Deltoid

Deltiod tuberosity of humerus

Action?

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Deltoid

Anterior: Flexion

Medial rotation

Middle: Abduction

Posterior: Extension

Lateral rotation

Nerve?

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Deltoid

Axiallary nerve

What group of muscles are these?

Name the muscles:

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Rotator cuff muscles

1) Teres minor

2) Infraspinatus

3) Supraspinatus

4) Subscapularis

Origin?

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Pectoralis major

Clavicle

Sternum

Costal cartilages

Insertion?

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Pectoralis major

Intertubercular sulcus

Action?

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Pectoralis major

Flexs arm

Adducts arm

Medially rotates arm

Nerve?

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Pectoralis major

Medial pectoral nerve

Lateral pectoral nerve

Name the structures:

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1) Pectoralis major

2) Sternocostal head

3) Clavicular head

Origin?

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Pectoralis minor

Ribs 3-5

Insertion?

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Pectoralis minor

Coracoid process of scapula

Action

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Pectoralis minor

Stabilizes scapula

Downward rotation of glenoid cavity

Nerve?

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Pectoralis minor

Medial pectorl nerve

Origin?

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Serratus anterior

Ribs 1-8

Insertion?

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Serratus anterior

Medial boarder of scapula

Action?

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Serratus anterior

Protection of scapula

Nerve?

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Serratus anterior

Long thoracic nerve

Origin?

Name the structures:

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Biceps brachii

Supraglenoid tubercle (1.long head)

Coracoid process (2.short head)

Insertion?

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Biceps brachii

Radial tuberosity

Bicipital aponeurosis

Action?

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Biceps brachii

Flexes forearm

Supinates forearm

Flexes shoulder joint

Nerve?

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Biceps brachii

Musculocutaneous nerve

Name the structures of the anterior arm:

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1) Brachialis

2) Musculocutaneous nerve

3) Tendons of biceps brachii

4) Coracobrachialis

Origin?

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Coracobrachialis

Coracoid process of scapula

Insertion?

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Coracobrachialis

Medial humeral mid-shaft

Action?

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Coracobrachialis

Adducts arm

Flexes arm

Nerve?

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Coracobrachialis

Musculocutaneous nerve

Origin?

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Brachialis

Distal 1/2 of anterior humerus

Insertion?

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Brachialis

Coronoid process of ulna

Action?

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Brachialis

Flexes forearm

Nerve?

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Brachialis

Musculocutaneous nerve

Name the structures:

 Origin?

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Triceps brachii

1) Medial head

2) Long head

3) lateral head

Infraglenoid tubercle

Posterior shaft of humerus

Insertion?

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Triceps brachii

Olecranon process of ulna

Nerve?

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Triceps brachii

Radial nerve

Origin?

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Anconeus

Lateral epicondyl of humerus

Insertion?

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Anconeus

Olecranon process of ulna

Action?

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Anconeus

Extension of the forearm

Nerve?

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Anconeus

Radial nerve