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42 Cards in this Set
- Front
- Back
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Supraspinatus
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Orgin: Supraspinous fossa of the scapula
Insertion: Greater tubercle of the Humerus Action: Abduct the shoulder (g/h joint); stabilize head of Humerus in glenoid cavity |
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Infraspinatus
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Orgin: Infraspinous fossa of the scapula
Insertion: Greater tubercle of the Humerus Action: Laterally rotate the shoulder; adduct the shoulder; extend the shoulder; horizontally abduct the shoulder; stabilize the head of the Humerus in the glenoid cavity |
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Teres Minor
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Orgin: Superior half of lateral border of the scapula
Insertion: Greater tubercle of the Humerus Actions: Laterally rotate the shoulder; adduct the shoulder; extend the shoulder; horizontally abduct the shoulder; stabilize the head of the Humerus in the glenoid cavity |
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Teres Major
"lat's little helper" |
Orgin: Lateral side of inferior angles and lower halp of lateral border of the scapula
Insertion:Crest of the lesser tubercle of the Humerus Action:Extend the shoulder; adduct the shoulder; medially rotate the shoulder (g/h joint) |
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Subscapularis
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Orgin: Subscapular fossa of the scapula
Insertion: Lesser tubercle of the Humerus Action: Medially rotate shoulder; stabilize head of the Humerus in the glenoid cavity |
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Deltiod
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Orgin:Lateral 1/3 of clavicla, acromion, spine of the scapula
Insertion: Deltoid tubersoity Action: ALL FIBERS: abduct the shoulder (g/h joint) Anterior Fiber: flex the shoulder, medially rotate the shoulder, horizontally adduct the shoulder (g/h joint) Middle Fibers: Lateral movement, abduct Posterior Fibers: Extend the shoulder, laterally rotate the shoulder, horizontally abduct the shoulder (g/h joint) |
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Trapezius (upper)
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Orgin: External occipital protuberance, medial portion of superior nuchal line of occipit, ligamentium nuchae, spinous process of C-7 through T-12
Insertion:Lateral 1/3 of clavicle, acromion, spine of scapula Action: Unilaterally: laterally flex head and neck to same side, rotate head and neck to opposie side, exorotation of scapula (s/t joint), elevate scapula (s/t joint) Bilaterally: Extend head and neck |
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Trapezius (middle)
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Orgin: External occipital protuberance, medial portion of superior nuchal line of occipit, ligamentium nuchae, spinous process of C-7 through T-12
Insertion:Lateral 1/3 of clavicle, acromion, spine of scapula Action: Adduct the scapula (s/t joint), stabilize the scapula (s/t joint) |
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Trapezius (lower)
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Orgin: External occipital protuberance, medial portion of superior nuchal line of occipit, ligamentium nuchae, spinous process of C-7 through T-12
Insertion:Lateral 1/3 of clavicle, acromion, spine of scapula Action: Depress scapula (s/t joint), exorotation of the scapula (s/t joint) |
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Triceps Brachii
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Orgin: Long Head
Infraglenoid tubercle of scapula Lateral Head: posterios surface of proximal 1/2 of the Humerus Medial Head: Posterior surface of the 1/2 distal of the Humerus Insertion: Olecranon process of the ulnar Action: ALL FIBERS Extend the elbow (h/u joint) Long Head: extend the shoulder , adduct the shoulder (g/h joint) |
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Biceps Brachii
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Orgin: Short Head
Coracoid process of scapula Lond Head Supraglenoid tubercle of scapula Insertion: Radial tuberosity and biceps aponeurosis Action: Flex the elbow (h/u joint), supinate the forearm (r/n joint), flex the shoulder (g/h joint) |
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Coracobrachialis
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Orgin: Coracoid process of the scapula
Insertion: Medial surface of mid-humeral shaft Action: flex the shoulder (g/h joint), adduct the shoulder (g/h joint) |
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Brachialis
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Orgin: Distal 1/2 of anterior surface of Humerus
Insertion: Tuberosity and coronoid process of unla Action: Flex the elbow (h/u joint) |
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Brachioradialis
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Orgin: Lateral supacondylar ridge of Humerus
Insertion: Styloid process of radius Action: Flex the elbow (h/u joint), assist to pronate and supinate forearm when movement are resisted |
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Extensor Carpi Radialis Longus
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Orgin: Lateral supracondylar ridge of Humerus
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Extensor Carpi Ulnaris
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Orgin: Common extensor tendon from the lateral epicondylar ridge of Humerus
Action: Extend the wrist (radiocarpa; joint), adduct the wrist (r/c joint) |
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Extensor Digitorum
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Orgin: Common extensor tendon for the lateral epicondylar ridge of Humerus
Action: Extend the 2nd through 5th fingers (metacarpophalangeal and interphalangeal joint) |
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Palmaris Longus
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Orgin: Common flexor tendon for medial epicondylar ridge of Humerus
Insertion: Flexor retinaculum and palmar aponeurosis Action: Tense the palmer fascia, flex the wrist (radiocarpal joint), flex the elbow ( h/u joint) |
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Flexor Carpi Radialis
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Orgin: Common flexor tendon for medial epicondylar ridge of Humerus
Action: Flex the wrist (radiocarpal joint), abduct the wrist (r/c joint), flex the elbow ( h/u |
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Flexor Carpi Ulnaris
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Orgin: Humeral Head
Common flexor tendon for medial epicondylar ridge of Humerus Unlar Head Posterior surface of proximal 1/2 of ulnar Action: Flex the wrist (r/c joint), Adduct the wrist (r/c joint), assist to flex the elbow (h/u joint) |
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Quadratus Lumborum
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Orgin: Posterior iliac crest
Insertion: Last rib & tranverse process of 1st through 4th lumber vertebrae Action: Unilaterally laterally tilt pelvis laterally flex the vertebrae column assist to extend the vertebrae column Bilaterally Fix the last ribs during inhalation and forces exhalation |
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Erector Spinae
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Orgin: Throacolumbar aponeurosis
Insertion: Posterior ribs, spinous and tranverse process, cervical vertebrae, mastoid process of temporal bone Action: Unilaterally laterally flex vertebrae column to same side Bilaterally extend vertebrae column |
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Latissimus Dorsi
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Orgin: Spinosus process of last 6 thoraxic vertabrae, last 3 or 4 ribs, thoracolumbar aponeurosis and posterior illiac crest
Insertion: Crest of lesser tubercle of Humerus Action: Extend the shoulder, adduct shoulder, medially rotate shoulder (g/h joint) |
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Serratus Anterior
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Orgin: Surfaces of upper 8th or 9th rib
Insertion: Anterior surface of medial border of the scapula Action: With Orgin fixed aduct scapula (s/t joint) depress scapula (s/t joint) hold the medial border of scapula against the rib cage If scapula id fixed may act in forced inhalation |
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Levator Scapula
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Orgin: Transverse process of 1st-4th cervical vertebrae
Insertion: upper region of medial border and superior angle of scapula Action: Unilaterally elevate scapula (s/t joint) Indorotation of scapula (s/t joint) laterally flex head and neck to same side rotate head and heck to opposite side Bilaterally extend head and neck |
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Rhomboid Minor & Major
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Orgin: (Minor)Spinous process of C-7 through T-1
(Major) Spionus process of T-2 through T-5 Insertion: Upper and lower portion of scapula, between spinous process & medial border of scapula Action:adduct scapula (s/t joint), elevate scapula, indorotation of scapula (s/t joint) |
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Splenius Capitis
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Orgin: Ligamentum nuchae, spinous process of C-7 through T-3
Insertion: Mastoid process & lateral portion of superior nuchal line of occipit Action: Unilaterally rotate the head & neck to same side laterally flex the head & neck Bilaterally extend the head & neck |
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Masseter
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Orgin: Zygomatic arch
Insertion: Angle & ramus of mandible Action: Elevate mandible (TMJ) |
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Rectus Abdominus
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Orgin:Pubic crest, pubic symphysis
Insertion: Cartilage of 5th, 6th, 7th ribs & xiphoid process Action: Flex the vertebrae column |
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External Oblique
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Orgin:Lower 8th rib
Insertion: Anterior part of illiac crest, abdominal aponeurosis to lines alba Action: Unilaterally laterally flex vretebrae column to same side rotate vertebrae column to opposite side Bilaterally flex the vertebrae column compress abdominal contents |
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Internal Oblique
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Orgin:Lateral inquinal ligament, iliac crest, throacolumbar fascia
Insertion: Internal surface of lower 3 ribs, abdominal aponuerosis to lines alba Action: Unilaterally laterally flex vertebrae column to same side rotate vertebrae column to opposite side Bilaterally flex the vertebrae column compress abdominal comtents |
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Transverse Abdominus
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Orgin: Lateral inguinal ligament, iliac crest, thoracolumbar fascia, internal surface of lower 6 ribs
Insertion: Abdominal aponeurosis to lines alba Action: Compress adbominal contents |
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Anterior Scalene
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Orgin: Tranverse process of 3rd-6th cervical vertebrae
Insertion: First rib Action: Unilaterally w/ribs fixed, laterally flex head & neck to same side rotate head & neck to opposite side Bilaterally elevate the ribs during inhalation flex head & neck |
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Middle Scalene
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Orgin: Tranverse process of 2nd -7th cervical vertebrae
Insertion: First rib Action: Unilaterally w/ribs fixed, laterally flex head & neck to same side rotate head & neck to opposite side Bilaterally elevate the ribs during inhalation flex head & neck |
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Posterior Scalene
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Orgin:Transverse process of 5th-6th cervical vertebrae
Insertion: Second rib Action: Unilaterally w/ribs fixed, laterally flex head & neck to same side rotate head & neck to opposite side Bilaterally elevate the ribs during inhalation flex head & neck |
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Intercoastals
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Orgin: Inferior border of rib above
Insertion: Superior border of rib below Action: External Intercoastals assist w/inhalation by drawing the ribs superiorly, increasing the space of the thoracic cavity Internal Intercoastals assist w/exhalation by drawing the ribs inferiorly, decreasing the space of the thoracic cavity |
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Sternocleidomastoid
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Orgin: Sternal Head
top of manubrium Clavicular Head medial 1/3 of clavical Insertion: Mastoid process of temporal bone & lateral portion of superior nuchal line of occipit Action: Unilaterally laterally flex head & neck to same side rotate head & neck to opposite side Bilaterally flex the neck assist in inhalation |
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Diaphragm
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Orgin:
Costal attachment inner surface of lower 6ribs Lumbar attachment upper 2 or 3 lumbar vertebrae Sternal attachment inner surface of xiphoid process Insertion: Central tendon Action: Draw down the central tendon of the diaphragm Increase the volume of the thoracic cavity during inhalation |
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Pectoralis Major
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Orgin:Medial half of clavicle, sternal, cartilage of 1st-6th ribs
Insertion: Crest of the greater tubercle of Humerus Action: ALL FIBERS adduct the shoulder (g/h joint) medially rotate the shoulder assist in elevating the thorax in forced inhalation Upper fibers: flex the shoulder horizontall adduct shoulder (g/h joint) Lower fibers: extend shoulder (g/h joint) |
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Pectoralis Minor
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Orgin: 3rd, 4th, 5th ribs
Insertion: Coracoid process of the scapula Action:Depress scapula (s/t joint), abduct scapula (s/t joint), tilt scapula anteriorly (s/t joint) If scapula is fixed: assist in forced inhalation |
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Medial Pterygoid
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Orgin:Medial surface of lateral pterygoid plate of sphenoid bone & tuberosity of maxilla
Insertion: Medical surface of ramus of the mandible Action: Unilaterally laterally deviate mandible to opposite side Bilaterally elevate mandible protract mandible |
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Lateral Pterygoid
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Orgin:Superior Hesd
infratemporal surface & crest of greater wing of sphenoid bone inferior Head lateral surface of lateral pterygoid plate of sphenoid bone Insertion: Articular disc & caspule of tempormadibular joint, neck of mandible Action: Unilaterally: laterally deviate mandible to opposite side Bilaterally Protract mandible |
