Tracheal: meaning, definitions and examples

Anatomy

• The trachea is about 4 to 5 inches long and is made up of C-shaped rings of cartilage to keep it open.
• It divides into two bronchi, leading to each lung, ensuring air reaches both sides effectively.
• The inner lining is covered with cilia and mucus that help trap dirt and bacteria, making breathing cleaner.

Etymology

• The term 'trachea' comes from the Greek word 'tracheia,' meaning 'rough,' referring to the structure's texture.
• The modern English adaptation emerged in the 15th century, gradually evolving in medical literature.
• It is also referred to as the windpipe, highlighting its function in airflow.

Medical Context

• Tracheal intubation is a critical procedure used in emergencies to secure an airway for patients.
• Conditions like tracheitis involve inflammation of the trachea and can cause coughing and breathing difficulties.
• Tracheostomy involves creating an opening in the neck directly to the trachea, used for long-term breathing support.

Evolutionary Biology

• In many animals, variations of the trachea enable efficient respiration during movement and in various environments.
• The tracheal system in insects is a network of tubes that function similarly but is distinct from the mammalian trachea.
• Adaptations in the trachea across species highlight the evolution of respiratory systems suited for different habitats.

Biomechanics

• The structure of the trachea allows for flexibility and movement during activities like talking and swallowing.
• Air passages supporting the trachea benefit from smooth muscle that can constrict or dilate based on airflow needs.
• In medicine, understanding tracheal mechanics helps in designing better ventilators for patients in respiratory distress.

With rank #19,049, this word belongs to specialized vocabulary. While not common in everyday speech, it enriches your ability to express complex ideas.

• ...
• 19046 complimented
• 19047 reptile
• 19048 spying
• 19049 tracheal
• 19050 inshore
• 19051 upturned
• 19052 ism
• ...