Costal cailage of 8th and 9th rib aiculate with each other by which type of joint
All joints in the anterior rib-cage are synol Except: 1st rib to sternum - Synchondrosis. 10th rib - Ligamentous (never synol) Ribs 2-7 : Synol joints Ribs 8-9 : Synol joints b/w each other, aiculate 7th rib attachment synol joint Xiphisternal joint : Synchondrosis Manubriosternal : Symphysis
Synol
Fibrous
Synchondrosis
Symphysis
Bronchopulmonary Segments, Embryonic veins