Lab Activity 11: Group II Muscles Martini Chapter 11 Portland Community College BI 231.
1 Origin: Anterior surface, lateral clavicle, acromion process and spine of scapula Insertion: Deltoid tubercle of humerus Action: Abducts humerus; aids.
FOREARM MUSCLES Dr.Lubna Nazli Asst.Prof 1. OBJECTIVES At the end of the lecture the student should know: 1.Muscles of flexor compartment, their nerve.
Deltoid Abducts the shoulder Posterior deltoid extends the shoulder Anterior deltoid flexes the shoulder.
Pronator Teres: Humeral and U lnar heads (Median nerve passes between heads)
