Palpatory Anatomy

deltoid
deltoid
Action: abduction at shoulder

trapezius
trapezius
Elevates, depresses, retracts, and rotates the scapula;
*Upper**Bilateral:Extend The Head And Nec
“Origin”: superior nuchal line, external occipital protuberance, ligamentum nuchae, spines of C7 & thoracic

teres minor
teres minor
A: Laterally rotate the shoulder (g/h joint), adduct the shoulder, extend shoulder, horizontally abduct the shoulder (g/h joint). Stabilize head of humerus in glenoid cavity

teres major
teres major
Extend, Adduct, Medially Rotate The Humerus

latissimus dorsi
latissimus dorsi
Action: extension, adduction, and medial rotation at shoulder

greater tubercle of humerus
greater tubercle of humerus
Insertion of Supraspinatus
Insertion of Infraspinatus
Insertion: Teres minor

lessor tubercle of humerus
lessor tubercle of humerus
Insertion of subscapularis
crest of lessor tubercle Teres Major

intertubercle of grove of humerus
bicepital grove of humerus
intertubercle of grove of humerus
bicepital grove of humerus
Insertion of latissimus dorsi

Brachialis Origin: Distal, Anterior humerus. Insertion: Coronoid process of the Ulna. Action: Flex the forearm Triceps Brachii Origin: Infraglenoid tubercle and posterior body of the humerus. Insertion: Olecranon process of ulna. Action: Extend the forearm. WE WILL WRITE A CUSTOM …

sternocleidomastoid MUSCLE OF THE NECK ORIGIN: Sternum, Clavicle INSERTION: Mastoid process of temporal bone ACTION: Rotates head; Pulls head to side External Oblique MUSCLE OF ANTERIOR ABDOMINAL WALL ACTION: Compresses abdominal viscera; bends vertebral column laterally; flexes vertebral column WE …

Platysma origin: Acromion insertion: Mandible Action: Opens the jaw Masseter (21) origin: Zygomatic insertion: Ramus of the mandible action: Closes the jaw WE WILL WRITE A CUSTOM ESSAY SAMPLE ON ANY TOPIC SPECIFICALLY FOR YOU FOR ONLY $13.90/PAGE Write my …

Teres Major a thick somewhat flattened muscle that arises chiefly from the lower third of the axillary border of the scapula, and functions in opposition to the muscles comprising the rotator cuff by extending the arm when it is in …

Masseter Origin: Insertion: Action: Sternocleidomastoid Origin: Manubrium and medial third of clavicle Insertion: Mastoid process Action: Rotates head to opposite side, extends head, and flexes vertebral column WE WILL WRITE A CUSTOM ESSAY SAMPLE ON ANY TOPIC SPECIFICALLY FOR YOU …

What two bones are primarily involved in movements of the shoulder girdle? The Scapula and Clavicle The RIGHT side External Oblique Abdominal muscles action is what? Lumbar lateral flexion to the right and rotation to the left and lateral pelvic …

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