Hw Flash Cards
Scalenes group
O: transverse process C2-C7
I: anterior and middle first rib
posterior second rib
A: unilaterally laterally flex neck to the same side as spinal joints rotate neck to opposite side
Bilaterally flex neck at spinal joints
splenus capitis
O: inferior ligamentum notch, and spineus process
I: mastoid process of the temporal bone and lateral superior nuchal lines of the occipital bone
A: extends the head and neck at spinal joints
Splenius cervicis
O: spinous process T3-T6
I: transverse process C1-C3
A: laterally flexes the neck to the same side at the spinal joints, rotates the neck to the same side at the spinal joints
Occipitofrontalis group fruntalis
O galea aponeurotica
I facia and skin overlay in the frontal bone
A draws the scalp posteriorly and anteriorly
Temporalis
O Temporal fossa
I Coronoid process in ramus of mandible
A elevates and retract the mandible at temporal mandibular joint
Masseter
O zygomatic arch of the temporal bone
I angle Ramus and coronoid process of the mandible
A elevates the mandible at temporal mandibular joint protracts the mandible at temperul and dealer joint
Occipitalis
O superior nuchal spine on the occiput and mastoid area of temporal line
I galea aponeurotica
A draws the scalp posteriorly
Sternocleidomastoid
O sternal head antiromedial manubrium of the sternum
Clavicular head medial clavicle
I master with process of the temporal bone and lateral superior line of the occipital lobe
A unilaterally flexes head the same side as spinal joints, rotates head to opposite side
Bilaterally flexed head and neck at spine
Diaphragm
I central tendon of the diaphragm
O internal surface of ribs, seven through 12 and their costel cartilage internal surface of the xiphoid process of the sternum and interior vertebral bodies of L1 L3
A expands the thoracic cavity when breathing
External intercostals
O inferior border of one rib
I superior border of the rib directly inferior
A elevates the ribs of the sternocostal and coastal spinal joints
Internal intercostals
O superior border of one rib
I inferior port of the rim and its cartilage directly superior
A depresses ribs at the sternal coastal and coastal spinal joints
Serratus posterior superior
O inferior ligamentum nuchae and spineless process
I superior external surface of ribs two through five
A elevates ribs, two through five at sternocostal in costal spinal joints
Serratus posterior inferior
O spinous process of T 11 through L3
I inferior external surface of ribs 9 to 12
A depresses ribs 9 to 12 at sternal costal and costal spinal joints
Trapezius upper fibers
O external occipital protuberance, super medial nuchal line of the occiput and ligamentum nuchae
I posterior lateral clavicle
A elevate the scapula at the scapulathoracic joint upwardly rotates the scapula at the scapulathoracic joint
Trapezius, middle fiber
O spinous process of C7 to T3
I acromion process and superior border of the scapular spine
A Adducts the scapula and the scapulathoracic joint
Trapezius, lower fibers
O spinous process of T4 to T12
I tubercle at the root of the spine of the scapula
A depressed scapula at ST joint upwardly rotates the scapula at ST joint abduct the scapula at st joint
Rhomboids
O spinous process of C7 to T5
I medial border of the scapula from the root of the spine to the inferior angle
A abduct the scapula at the ST joint elevate scapula at ST joint downwardly rotate scapula at ST joint
Levator scapula
O transverse process of C1 to C4
I medial border of scapula from superior angle to root of spine at the scapula
A elevates the scapula at the ST joint downwardly rotate scapula at ST joint
Serratus interior
O external surface of anterior lateral ribs, one to nine
I interior surface of medial border of scapula
A abduct the scapula at ST joint upwardly rotate scapula at ST joint depresses scapula at ST joint
Pectoralis minor
O ribs 3 to 5
I medial aspect of the coracoid process of the scapula
A abduct the scapula at ST joint depresses scapula at ST joint downwardly rotate scapula at ST joint
Coracobrachialis
O Caroid process of the scapula
I medial surface of the mid humoral shaft
A flexes shoulder abduct shoulder horizontally, adducts shoulder glenohumeral joint
Pectoralis major
O clavicular fibers anteromedial
Sternal fibers, sternum and coastal cartilage ribs one to six
I crest of the greater tubercle of the humorous
A all fibers abducts the shoulder internally rotates the shoulder at glenohumeral joint clavicular fiber flexes the shoulder horizontally, abduct the shoulder at glenohumeral
Sternal fibers extend shoulder at glenohumeral
Latissimus dorsi
O spinous process T7 2T5 posterior sacrum posterior iliac crest posterior ribs 10 to 12 via the thoracolumbar facia
I intertropical groove of the humorous
A internally rotate shoulder abduction, shoulder extends shoulder at glenohumeral joint
Teres Major
O inferior angle, inferior lateral border of scapula
I crest of lesser tubercle of humorous
A internally rotates the shoulder, abducts the shoulder, extends the shoulder at glenohumeral joint
Supraspinatus
O supraspinous fossa of the scapula
I superior greater tubercle of the humorous
A abducts the shoulder stabilizes the shoulder at glenohumeral joint
Infraspinatus
O infraspinatus fossa of the scapula
I posterior greater tubercle of the humorous
A externally, rotates, abduct and stabilize the shoulder at the glenohumeral joint
Teres Minor
O superior lateral border of the scapula
I posterior greater tubal of the humorous
A externally, rotates, abducts and stabilize the shoulder at the glitter humeral joint
Subscapularis
O subscapular faucet of the scapula
I lesser tubercle of the humorous
A internally, rotates and stabilizes the shoulder at the glenohumeral joint
Biceps brachii
O long head superangleoid tubercle of scapula
I tuberosity of the radius and bicipital aponeurosis
A flexes at elbow at humerolner joint
Super Nate’s the forearm at radioulnar joint
Flexes the shoulder at the glenohumeral joint
Triceps brachii
O long head and infraglenoid tubercle of the scapula
lateral head proximal posterior shaft of the humerus
Distal posterior shaft of humerus
I olecranon process of ulna
A extends abducts and horizontally, abducts the shoulder at the glenohumeral joint
Brachialis
O distal, anterior shaft of humorous
I tuberosity and coronoid process ulna
A flexes elbow at humerulner joint
Brachioradialis
O proximal lateral super particulars ridge of the humorous
I lateral side of the styloid process of the radius
A flexes elbow at humeroulnar joint
Supinate and pronates forearm at radioulnar joint
Pronator Teres
O medial epicondyle of the humorous and paranoid process of the ulna
I medial of lateral surface of the radius
A pronates the forearm at the radialulnar joints, flexes elbow at humeroulnar joint
Supinator
O lateral epicondyle of humorous, super crest of ulna and proximal ulna
I anterior lateral surface of proximal radial shaft
A supinates at radioulner joint
Flexors of the wrist
O Medial epicondyle of the humerus
Muscle group general location, proximal anteromedial forearm
A flexes wrist at radiocarpal joint
Extenders of the wrist
Lateral epicondyle of the humorous
General location proximal posteriolateral forearm
Extends the wrist at radiocarpal joint
