MUSCLES OF THE TORSO Upload “8.21 Muscles of the Torso Worksheet” to eBackpack

Muscles of the torso The functions of the torso muscles include: support/posture provide attachment points for the limbs aid in breathing protection of internal organs

Key to colors Blue: Muscles that move the head Green: Muscles that move the pectoral girdle Red: Muscles of the abdominal wall Purple: Muscles that move the arm Black: Connective tissue

Anterior torso muscles

Is the Pectoralis major superficial or deep Is the Pectoralis major superficial or deep? Superficial How did the External oblique get its name? Near the surface, Fibers are on an angle to the midline What 2 bones serve as the origin of the sternocleidomastoid? Sternum and clavicle

Posterior torso muscles *Rotator cuff muscles (subscapularis not pictured)

What would be the muscle action of the levator scapulae What would be the muscle action of the levator scapulae? Elevation of scapula What does dorsi of Latissimus dorsi refer to? Back side Which is smaller the Teres major or the Teres minor? Teres minor How was the rhomboid muscle named? For its diamond shape

How can you remember the supraspinatus is above the infraspinatus How can you remember the supraspinatus is above the infraspinatus? Supra=superior, Infra =inferior Is the trapezius superficial or deep? superficial

Click on the picture to watch a video that reviews important muscles of the torso.

Find the torso muscles on your body. Word Bank: Deltoid, External oblique, Pectoralis major, Recutus abdominis, Serratus anterior, Sternocleidomastoid, Trapezius

Word Bank: Deltoid, External oblique, Latissimus dorsi, Infraspinatus, Teres major, Trapezius

Don’t forget the study aids Get Body Smart Inner Body Muscles Reviews found on the web-site.

Coloring- Anterior Torso Key Blue- move the head Green- move pectoral girdle Purple move arm Red-muscles of the abdominal wall A Sternoceidomastoid B Trapezius C Deltoid D Pectoralis major E Pectoralis minor F Serratus anterior G External oblique H Rectus abdominis I Tranversus abdominis J Internal oblique

Coloring- Posterior Torso A Sternocleidomastoid B Trapezius C Deltoid D Supraspinatus E Infraspinatus F Teres minor G Teres major H Rhomboid major I Rhomboid minor J Levator scapulae K Latissimus dorsi L External oblique M Serratus anterior