Category: Anatomy

ANATOMY FACTS – THE SKELETON

Here are some great facts on the skeleton from our Level 2 Fitness Instructor Course.   The skeletal system consists of two main types of connective tissue: Bones and cartilage.   Our skeleton is classified in two sections: The axial skeleton – consists of the bones that form the main frame or axis: the spine, Read more → ANATOMY FACTS – THE SKELETON

Supraspinatus

Origin: Supraspinous fossa of the scapula Insertion: Greater tubercle of the humerus Action: Abducts and laterally rotates the shoulder.  Stabilises the shoulder by by pulling the humeral head into the glenoid.

Infraspinatus

Origin: Infraspinous fossa of the scapula Insertion: Greater tubercle of the humerus Action: Laterally rotates the shoulder.   Stabilises the shoulder by by pulling the humeral head into the glenoid.

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