Trachea into left and right main bronchi. The trachea begins level with the sixth cervical vertebra and the carina is found at the level of the fifth thoracic vertebra (T5), opposite the sternal angle and can be positioned up to two vertebrae lower or higher, depending on breathing. The trachea is surrounded by rings of hyaline cartilage; these rings are incomplete and C-shaped. The cricoid cartilage is attached to the first tracheal ring at top of the trachea and acts as the bottom of the larynx. There are fifteen to twenty rings in total, separated by narrow intervals. These reinforce the
Spelling of Shakespeare's name centre is most commonly used, and why it is sometimes hyphenated. Kathman argues that any name that could be divided into two clear parts was liable to be hyphenated, especially if the parts could be interpreted as distinct words. Later editions of Shakespeare's works adopted differing spellings, in accordance with fashions of modernised spelling of the day, or, later, of attempts to adopt what was believed to be the most historically accurate version of the name. When he was referred to in foreign languages, he acquired even more variant spellings. 18th-century French critics were known to use "Shakpear, Shakespehar, Shakespeart,