Bones and muscles of the Head and neck Dr M Samsam University of Central Florida Pictures are taken from anatomical models in our lab The K Moore clinically oriented anatomy Atlas and text book or anatomy by Platzer Ribs 12 pairs of ribs in total 1 7 are the true ribs Last 5 are false ribs The 11th and 12th floating ribs Parts 1 head 2 neck 3 body 4 tubercle Clavicular Notch Jugular Notch Manubrium Sternal Angle Costal Cartilage 11 and 12 are also Floating False Ribs 8 12 Xiphoid Process True Ribs 1 7 Body Ventral Sternal Extremity Dorsal Vertebral Extremity Head Neck Tubercle of Rib Costal Groove Intercostal muscles 1 External intercostal muscles 2 Internal intercostal muscles Inner most intercostal muscles are part of the internal intercostal muscles 4 Subcostalis M 5 Transversus thoracis M Intercostal vessels Pass beneath the inferior border of the ribs Pectoralis Major Costal Cartilage Subclavius Pectoralis Minor External Intercostal Rectus Sheath Internal Intercostal Serratus Anterior Rectus Abdominis External Oblique Internal Oblique Linea Alba Internal Intercostal Subclavius Costal Cartilage Pectoralis Minor Serratus Anterior External Intercostals Upper airways and Pharynx Nasopharynx Oropharynx and hypopharynx laryngopharynx Epiglottis Larynx Anterior view Lesser Horn Body of Hyoid Bone Thyrohyoid Muscle Laryngeal Prominence Thyroid Cartilage Median Cricothyroid Ligament Cricothyroid Muscle Cricoid Cartilage Trachea Tracheal Rings Cartilage Larynx Posterior view Epiglottis Corniculate Cartilage Arytenoid Cartilage Cricoid Cartilage Trachealis Muscle Posterior Cricoarytenoid M Hyoid Bone Thyrohyoid Membrane Thyroid Cartilage Laryngeal Prominence Cricothyroid Muscle Cricoid Cartillage Cricothyroid Membrane Tracheal Rings Cartilage Median Cricothyroid Ligament Epiglottis Corniculate Cartilage Arytenoid Cartilage Thyroid Cartilage Cricoid Cartilage Esophagus Wrongly made Lungs Right lung Mediastinal Surface Left Lung Mediastinal Surface Lungs Apex Right Superior Lobe Left Superior Lobe Horizontal Fissure Oblique Fissure Right Middle Lobe Lingula Base of Lungs Right Lung Right Superior Lobe Right Horizontal Fissure Right Middle Lobe Right Oblique Fissure Right Inferior Lobe Apex Tertiary Bronchus Secondary Bronchus Pulmonary Vein Pulmonary Artery Base Diaphragmatic Surface R Primary Bronchus Trachea Carina R Secondary Bronchus L Primary Bronchus Apex R Superior Lobe L Superior Lobe R Horizontal Fissure R Middle Lobe Diaphragm Lingula Cardiac Notch Right Side View R Horizontal Fissure Cardiac Impression R Oblique Fissure R Inferior R Middle Lobe Lobe R Superior Lobe Lingula Cardiac Notch Pulmonary Artery Pulmonary Vein Primary Bronchi Pulmonary Artery Pulmonary vein Diaphragm Secondary Bronchi Diaphragm Right Lung Apex R Superior Lobe Horizontal Fissure R Middle Lobe R Inferior Lobe R Oblique Fissure Inf border L Primary Bronchus L Pulmonary Artery R Primary Bronchus L Tertiary Bronchus R Secondary Bronchus Carina L Secondary Bronchus Diaphragm R Tertiary Bronchus L Pulmonary Vein Costodiaphragmatic Recess Apex R Superior Lobe L Superior Lobe Horizontal Fissure R Middle Lobe L Oblique Fissure R Oblique Fissure R Inferior Lobe Cardiac Notch Lingula L Inferior Lobe