BI SC 004 Lecture Notes - Lecture 46: Nasal Cavity, Vocal Folds, Mouth
Document Summary
The pharynx: at the back of the mouth, these meet here, nasal cavity, oral cavity, the pharynx is a funnel-shaped cavity, commonly called the throat. It has three portions based on location: nasopharynx, oropharynx, laryngopharynx, tonsils provide a lymphatic defense during breathing at the junction of, the oral cavity, pharynx. The larynx: the larynx is a structure that is, triangular, cartilaginous, passes air between the, pharynx, trachea. It is typically called the voice box: houses our vocal cords, there are 2 mucosal folds that make up the vocal cords, there is an opening in the middle called the glottis. The trachea: the trachea is a tube, often called the windpipe, connects the, larynx, primary bronchi. It is made of: connective tissue, smooth muscle, cartilaginous rings, the trachea is lined with, cilia, mucus, helps keep the lungs clean. Bronchial tree: the bronchial tree starts with 2 main bronchi, lead from the, trachea, the bronchi continue to branch.
