Do Now What is something surprising you observed yesterday during the dissection of the bone. Is dissecting an organ more related to anatomy or to physiology?
Pectoral girdle Thoracic cage Skeletal System D5 Pectoral girdle Thoracic cage
Pectoral Girdle 4 Parts Two Clavicles Two Scapulae (singular: Scapula)
Clavicle Slender, s-shaped bone Attachment point for several muscles of the arms, chest, and back Anchor for the shoulder blade, or scapula
Scapulae Commonly called the shoulder blade Articulates with the Clavicle and the Humerus Broad, flat, almost triangle-shaped
Thoracic Cage Ribs Thoracic vertebrae Sternum Costal cartilages
Thoracic Cage Functions Support Protection Breathing
Sternum Attaches to the Costal Cartilages Protects the Heart
The 12 Ribs Attached to the 12 thoracic vertebrae 1-7: True Ribs Vertebrosternal Ribs Costal cartilage connects directly to the sternum 8-10: False Ribs Vertebrochondral Ribs Costal cartilages connects to the super cartilage 11-12: False Ribs (aka: floating ribs) Vertebral Ribs Not attached to the sternum
Vincent Van Bones Let’s review the bones we know on our skinny friend!
Wrap Up Binder Check Friday Quiz Friday Unit Project
Identify the name for the Following The ribs that have a costal cartilage that connects directly to the sternum The ribs that do not have costal cartilage at all The bone that connects the shoulder blade to the torso