Lab 3 upper limb Muscles Flashcards
Actions of Trapezius
adducts scapula
Actions of Deltoid
arm abduction
actions of Serratus anterior
rotation / felxion of scapula
actions of Pectoralis major
adduction of the arm
rotation of the arm forward
actions of Latissimus dorsi
extends the flexed arm.
adducts and internally rotates the arm
actions of Teres major
Extension and internal rotation of the humerus (arm)
actions of Supraspinatus
medially roation and adduction of humerus
actions of Infraspinatus
shoulder extension/ external rotation
actions of Teres minor
external rotation of the shoulder joint
actions of Subscapularis
Internally rotates and adducts humerus;
Coracobrachialis actions
flexes and adducts the humerus
Brachialis actions
flexion of the elbow
actions of Biceps brachii
flexes the forearm
actions of Triceps brachii
Flexes forearm at elbow joint
actions of Brachioradialis
flexes the forearm at the elbow
actions of Anterior compartment (forearm) muscles
Produce wrist and/or finger flexion.