The endotracheal tube is put into the?

Appeared in: BCCL kharkhanda Staff Nurse - 2015

Explanation

The endotracheal tube (ETT) is specifically designed to be placed into the trachea, also known as the windpipe.
This placement creates a direct and secure pathway for air and oxygen to travel to the lungs.
The term itself provides a clue: 'endo-' means 'within,' and 'tracheal' refers to the trachea.
This is essential for patients undergoing mechanical ventilation, requiring airway protection, or needing assistance with breathing during surgery or critical illness.

Option A: The oesophagus is the tube that leads to the stomach. Placing an endotracheal tube here is a critical and life-threatening error, as it would pump air into the stomach instead of the lungs, causing hypoxia.
Option B: The stomach is part of the digestive system. Inflating the stomach with air (gastric insufflation) due to incorrect ETT placement prevents lung ventilation and can lead to vomiting and aspiration.
Option D: The nasal cavity is an entry route for a nasotracheal intubation, but it is not the final destination. The tube must pass through the nasal cavity and pharynx to reach the trachea.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Anatomical placement of an endotracheal tube as background academic context rather than a clinical decision trigger.
Confirming ETT placement is a critical, non-delegable nursing responsibility. Failure to do so can result in severe patient harm, including hypoxic brain injury and death.
Key nursing verification steps include auscultating for equal breath sounds bilaterally, observing symmetrical chest expansion, and using an end-tidal CO2 (EtCO2) detector, which provides immediate confirmation of tracheal placement.
A chest X-ray is the gold standard for confirming the final depth and position of the ETT, ensuring the tip is approximately 2-5 cm above the carina.

How to Approach the Question

Step 1: Identify the key term in the question: 'endotracheal tube'.
Step 2: Break down the term. 'Endo-' means 'within' or 'inside'. 'Tracheal' refers to the 'trachea'. Therefore, the device is meant to be placed inside the trachea.
Step 3: Recall the basic anatomy and physiology of the respiratory system. The trachea (windpipe) is the main airway that leads to the lungs.
Step 4: Evaluate the given options. The oesophagus and stomach are part of the digestive tract. The nasal cavity is an entry passage, not the final destination for an airway to the lungs.
Step 5: Conclude that the only logical and correct placement for a tube intended to assist with breathing is the trachea.

Concept Tested & Keywords

QHSjEpVm9K1KGTmToa5qxJ

E6 Nursing Fundamentals Taylor p. 734-736

E6 Nursing Fundamentals Potter Perry 12e Part 5 p. 1

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