Charles dickens wrote Oliver Twist in 1837, during the Victorian era of England, he was born in Landport, a suburb of Portsea, on February 7, 1812. He was their first child of eight siblings. John Dickens, Charles's father, was not good with handling the family's money.
Trachea. The trachea is easily identified by its large C-shaped hyaline cartilage rings. These rings prevent the collapse of the tracheal mucosa during inspiration. The anterior portion of the ring is cartilage, while the posterior gap is closed by the trachealis muscle, which is composed of smooth muscle fibers.he trachea is easily identified by its large C-shaped hyaline cartilage rings. These rings prevent the collapse of the tracheal mucosa during inspiration.
Cricoid cartilage is one of the six laryngeal cartilage types. The other five are the following: 1  Epiglottis: This is attached to the thyroid gland. 2  It is made up of fibrocartilage with a shape like that of a spoon. 3  Epiglottis and cricoid cartilage are the laryngeal cartilages that are not paired.ricoid cartilage is an unpaired hyaline cartilage located in the larynx at C6 vertebral level. It rests inferior to the thyroid cartilage. It has a characteristic signet ring shape where the anterior part has an arch and the posterior part is a broad lamina.