Memory Structure of the Respiratory SystemVersión en línea Match the term to the description por Idafe Perez Jimenez Covers the trachea to stop food or liquid entering the lungs Help move the rib cage and sternum upwards and outwards during inspiration Bronchioles Splits into left and right branches for each lung Larynx Bronchus Epiglottis A muscular sheet that is involved in respiration Pharynx Smaller branches of bronchi that lead to the alveoli Diaphragm Alveoli Trachea Cilia Fine hairs in the respiratory structures that trap particles and foreign objects Small sac-like structures involved in gaseous exchange in the lungs Where the nasal cavity and oral cavity meet A tube made up mainly of cartilage that takes air to the lungs External intercostal muscles Known as the voice box or Adam's apple