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Trachea divides at the level of :...

Trachea divides at the level of :

A

`7^(th)` Cervical vertebrae

B

`5^(th)` Lumbar vertebrae

C

`5^(th)` Thoracic vertebrae

D

`7^(th)` Thoracic vertebrae

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The correct Answer is:
To determine the level at which the trachea divides, follow these steps: 1. **Understand the Anatomy of the Trachea**: The trachea, commonly known as the windpipe, is a tube that connects the larynx to the bronchi of the lungs. It serves as a passage for air to enter and exit the lungs. 2. **Identify the Division Point**: The trachea divides into two primary bronchi (the left and right bronchi) at a specific anatomical landmark. This division is crucial for directing air into each lung. 3. **Locate the Sternal Angle**: The trachea typically divides at the level of the sternal angle, which is an important reference point in anatomy. The sternal angle corresponds to the junction of the manubrium and the body of the sternum. 4. **Relate the Sternal Angle to Vertebrae**: The sternal angle is located at the level of the 5th thoracic vertebra (T5). This means that the trachea divides at approximately the same level as the 5th thoracic vertebra. 5. **Consider Variability**: It’s important to note that the exact level of division can vary slightly depending on individual anatomy and breathing patterns, but it generally remains around the 5th thoracic vertebra. 6. **Select the Correct Answer**: Based on the information gathered, the correct answer to the question is that the trachea divides at the level of the 5th thoracic vertebra.
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