Studied by 11 peopleWhat is the Origin of the Rhomboid Minor?
Spinous process of lower cervical
What is the Insertion of the Rhomboid Minor?
Medial border of scapula
What is the Action of the Rhomboid Minor?
Rotates and elevates scapula
What is the Innervation of the Rhomboid Minor?
Dorsal Scapular Nerve
What is the name of this Muscle? (A)
Rhomboid Major
What is the Origin of the Rhomboid Major?
Spinous Processes of upper thoracic vertebrae
What is the Insertion of the Rhomboid major?
Medial Border of Scapula
What is the Action of the Rhomboid Major?
Retracts, elevates, and rotates scapula
What is the Innervation to the Rhomboid Major?
Dorsal Scapular nerve
What is the name of this Muscle? (C)
Levator Scapulae
What is the Origin of the Levator Scapulae?
Transverse processes of cervical vertebrae
What is the Insertion of the Levator Scapulae?
Medial border of scapula
What is the Action of the Levator Scapulae?
Elevates scapula
What is the Innervation of the Levator Scapulae?
Dorsal scapular and Cervical nerves
What is the name of this muscle?
Serratus Anterior
What is the Origin of the Serratus anterior?
Anterior surfaces of upper ribs
What is the Insertion of the Serratus anterior?
Medial border of scapula
What is the Action of the Serratus anterior?
Protracts and rotates scapula
What is the Innervation of the Serratus anterior?
Long thoracic nerve
What is the name of this Muscle? (A)
Pectoralis major
What is the Origin of the Pectoralis major?
Clavicle, sternum, and costal cartilages of upper ribs
What is the Insertion of the Pectoralis major
Intertubercular sulcus of humerus
What is the Action of the Pectoralis major?
Flexes shoulder, adducts, and rotates arm medially
What is the Innervation of the Pectoralis major
Pectoral nerve
What is the name of this Muscle (B)?
Pectoralis minor
What is the origin of the Pectoralis minor?
Anterior surface of ribs 3 to 5
What is the Insertion of the Pectoralis minor?
Coracoid process of scapula
What is the Action of the Pectoralis minor?
Depresses and protracts scapula, elevates ribs during forceful inhalation
What is the Innervation of the Pectoralis minor?
Pectoral nerve
What is the name of this Muscle?
External intercostals
What is the name of this Muscle?
Internal intercostals
What is the name of this Muscle? (A)
Diaphragm
What is the name of this Muscle?
Deltoid
What is the Origin of the Deltoid?
Acromion process, spine of the scapula, and the clavicle
What is the Insertion of the Deltoid?
Deltoid tuberosity of humerus
What are the Actions of the Deltoid?
Lateral portion abducts arm, Anterior portion flexes shoulder, Posterior portion extends shoulder
What is the Innervation of the Deltoid?
Axillary nerve
What is the name of this Muscle?
Latissimus Dorsi
What is the Origin of the Latissimus Dorsi?
Spines of sacral, lumbar, and lower thoracic vertebraem, iliac crest, and lower ribs
What is the Insertion of the Latissimus Dorsi?
Intertubercular sulcus of humerus
What is the Action of the Latissimus Dorsi?
Extends shoulder and adducts and rotates arm medially
What is the Innervation of the Latissimus Dorsi?
Thoracodorsal Nerve
What is the name of this Muscle?
Subscapularis
What is the Origin of the Subscapularis?
Anterior surface of scapula
What is the Insertion of the Subscapularis?
Lesser tubercle of humerus
What is the Action of the Subscapularis?
rotates arm medially
What is the Innervation of the Subscapularis?
Subscapular nerve
What is the name of this Muscle?
Supraspinatus
What is the Origin of the Supraspinatus?
Supraspinous fossa of scapula
What is the Insertion of the Supraspinatus?
Greater tubercle of humerus
What is the Action of the Supraspinatus?
abducts arm
What is the Innervation of the Supraspinatus?
suprascapular nerve
What is the Name of this muscle?
Infraspinatus
What is the Origin of the Infraspinatus?
Infraspinous fossa of scapula
What is the Insertion of the Infraspinatus?
Greater tubercle of humerus
What is the Action of the Infraspinatus?
rotates arm laterally
What is the Innervation of the Infraspinatus?
upper and lower suprascapular nerves
What is the Name of this muscle?
Teres Minor
What is the Origin of the Teres Minor?
lateral border of scapula
What is the Insertion of the Teres Minor?
Greater tubercle of humerus
What is the Action of the Teres Minor?
rotates arm laterally
What is the Innervation of the Teres Minor?
Axillary nerve
What is the name of this muscle? (A)
Rhomboid minor
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