Unit 1 Flashcards
Latissimus Dorsi (Origin)
Spinous Process of T7-T12; Ribs 8-12; Iliac Crest; Thoracolumbar Fascia
Latissimus Dorsi (Insertion)
Intertubercular Groove of Humerus
Latissismus Dorsi (Innervation)
Thoracodorsal Nerve
Levator Scapulae (Origin)
Transverse Process of C1-C4
Levator Scapulae (Insertion)
Superior Part of Medial Border of Scapula
Levator Scapulae (Innervation)
Cervical Nerves C3-C4 and Dorsal Scapular Nerve
Levator Scapulae (Action)
Elevates Scapula; Inferiorly Rotates Scapula
Latissimus Dorsi (Action)
Extends Arm; Adducts Arm; Medially Rotates Arm
Rhomboid Minor (Origin)
Spinous Process of C7-T1
Rhomboid Minor (Insertion)
Medial Border of Scapula Superior to Spine
Rhomboid Minor (Innervation)
Dorsal Scapular Nerve
Rhomboid Minor (Action)
Elevates Scapula; Adducts Scapula; Inferiorly Rotates Scapula
Trapezius (Origin)
Occipital Bone; Ligamentum Nuchae; Spinous Process of C7-T12
Trapezius (Insertion)
Clavicle; Acromion Process and Spine of Scapula
Trapezius (Innervation)
Accessory Nerve
Trapezius (Action
Superior: Elevates and Superiorly Rotate Scapula; Middle: Retract Scapula; Inferior: Depress Scapula
Infraspinatus (Origin)
Infraspinous Fossa of Scapula
Infraspinatus (Insertion)
Greater Tubercle of Humerus
Infraspinatus (Innervation)
Suprascapular Nerve
Infraspinatus (Action)
Adducts Arm; Laterally Rotates Arm
Subscapularis (Origin)
Subscapular Fossa of Scapula
Subscapularis (Insertion)
Lesser Tubercle of Humerus
Subscapularis (Innervation)
Upper and Lower Subscapular Nerve
Subscapularis (Action)
Medially Rotates Arm
Supraspinatus (Origin)
Supraspinous Fossa of Scapula
Supraspinatus (Insertion)
Greater Tubercle of Humerus
Supraspinatus (Innervation)
Suprascapular Nerve
Supraspinatus (Action)
Abducts Arm
Teres Minor (Origin)
Upper Dorsal Lateral Border of Scapula
Teres Minor (Insertion)
Greater Tubercle of Humerus
Teres Minor (Innervation)
Axillary Nerve
Teres Minor (Action)
Abducts Arm; Laterally Rotates Arm
Deltoid (Origin)
Acromial End of Clavicle; Acromion and Spine of Scapula
Deltoid (Insertion)
Deltoid Tuberosity of Humerus
Deltoid (Innervation)
Axillary Nerve
Deltoid (Action)
Extend Arm; Laterally Rotate Arm
Iliocostalis (Origin)
Tendon from Posterior Part of Iliac Crest; Posterior Sacrum; Lumbar Spinous Processes
Iliocostalis (Insertion)
Angles of Ribs; Transvers Processes of Cervical Vertebrae
Iliocostalis (Innervation)
Cervical, Thoracic, and Lumbar Spinal Nerves
Iliocostalis (Action)
Extends Neck; Extends Vertebral Column; Maintains Posture