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Gross Anatomy Set 02
Superficial Back Muscles
35
Anatomy
Professional
08/20/2013

Additional Anatomy Flashcards

 


 

Cards

Term
Trapezius: Origin
Definition
Medially to the skull, spinous processes of cervical and thoracic verterbrae
Term
Trapezius: Insertion
Definition

Acromion and Spine of Scapula

Lateral 1/3 of Clavicle

Term
Trapezius: Innervation
Definition
Motor: Spinal root of Accessory n. (CN XI)
Sensory: Anterior Rami of C3 and C4
Term
Trapezius: Blood Supply
Definition
Superficial Cervical a.
Term
Trapezius: Action
Definition
Superior: Extend skull or elevate scapula and act in superior rotation
Middle: Retract scapula
Inferior: Depress scapula and act in superior rotation
Term
Latissimus Dorsi: Origin
Definition

Via Lumbar Aponeurosis to spinous processes of T7-T12

Ribs 9-12

Iliac Crest

Term
Latissimus Dorsi: Insertion
Definition
Humerus: Intertubercular Groove
Term
Latissimus Dorsi: Innervation
Definition
Thoracodorsal n. (C6, C7, C8)
Term
Latissimus Dorsi: Blood Supply
Definition
Thoracodorsal a.
Term
Latissimus Dorsi: Action
Definition

Extends, adducts, and medially rotates arm

 

Butt-wiping muscle

Term
Rhomboid Major: Origin
Definition
Spinous processes of T2-T5
Term
Rhomboid Major: Insertion
Definition
Medial border of the Scapula
Term
Rhomboid Major: Innervation
Definition
Dorsal Scapular n.
Term
Rhomboid Major: Blood Supply
Definition
Dorsal Scapular a.
Term
Rhomboid Major: Action
Definition
Retracts Scapula
Inferior Rotation
Term
Rhomboid Minor: Origin
Definition
Spinous processes of C7-T1
Term
Rhomboid Minor: Insertion
Definition
Area just Medial to the Spine of Scapula
Term
Rhomboid Minor: Innervation
Definition
Dorsal Scapular n.
Term
Rhomboid Minor: Blood Supply
Definition
Dorsal Scapular a.
Term
Rhomboid Minor: Action
Definition
Retracts Scapula
Inferior Rotation
Term
Levator Scapulae: Origin
Definition
Transverse processes of C1-C4
Term
Levator Scapulae: Insertion
Definition
Superior part of medial border of the Scapula
Term
Levator Scapulae: Innervation
Definition
Dorsal Scapular n. and anterior rami of C3 and C4
Term
Levator Scapulae: Blood Supply
Definition
Dorsal Scapular a.
Term
Levator Scapulae: Action
Definition

Elevates Scapula

Inferior Rotation

Term
Serratus Posterior Superior: Origin
Definition
Cervical and Thoracic spinous processes
Term
Serratus Posterior Superior: Insertion
Definition
Upper Ribs
Term
Serratus Posterior Superior: Innervation
Definition
Ventral Primary Rami
Term
Serratus Posterior Superior: Blood Supply
Definition
Intercostal a.
Term
Serratus Posterior Superior: Action
Definition
Ribs Upward (Respiration)
Together, expand chest cavity (inspiration)
Term
Serratus Posterior Inferior: Origin
Definition
Thoracic and Lumbar Spinous Processes
Term
Serratus Posterior Inferior: Insertion
Definition
Lower Ribs
Term
Serratus Posterior Inferior: Innervation
Definition
Ventral Primary Rami
Term
Serratus Posterior Inferior: Blood Supply
Definition
Intercostal a.
Term
Serratus Posterior Inferior: Action
Definition
Ribs Downward (respiration)
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