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Anatomy of the Thoracic Duct

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Anatomy of the Thoracic Duct

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Questions and Answers

What is the location of the beginning of the Thoracic Duct?

In the posterior mediastinum
At the root of the neck
At the lower border of the L2 (correct)
In the abdominal cavity

What is the direction of the Thoracic Duct as it traverses the thorax?

From the root of the neck to the abdomen
From the abdomen to the root of the neck (correct)
From the posterior mediastinum to the superior mediastinum
From the superior mediastinum to the posterior mediastinum

What group of lymph nodes drains the posterior thoracic wall?

Anterior intercostal nodes
Posterior intercostal nodes (correct)
Posterior mediastinal nodes
Anterior mediastinal nodes

Where does the Thoracic Duct enter the venous system?

<p>At the angle between the left subclavian and left internal jugular veins (D)</p> Signup and view all the answers

What is the name of the dilated sac at the beginning of the Thoracic Duct?

<p>Cisterna chyli (C)</p> Signup and view all the answers

What is the length of the thoracic duct?

<p>45 cm (B)</p> Signup and view all the answers

How long is the thoracic duct in comparison to other lymphatic vessels?

<p>One of the longest (C)</p> Signup and view all the answers

What is a characteristic of the thoracic duct?

<p>Long and narrow (C)</p> Signup and view all the answers

What is a relevant measurement of the thoracic duct?

<p>Length (C)</p> Signup and view all the answers

What is an important aspect of the thoracic duct's anatomy?

<p>Its length and narrow structure (B)</p> Signup and view all the answers

Flashcards

Where does the Thoracic Duct begin?

The point where the Thoracic Duct begins, located at the lower border of the second lumbar vertebra (L2).

What is the direction of the Thoracic Duct?

The Thoracic Duct travels upwards from the abdomen, reaching the root of the neck.

Which nodes drain the posterior thoracic wall?

The Posterior Intercostal nodes are responsible for draining lymph from the back part of the chest.

Where does the Thoracic Duct enter the venous system?

The junction of the left subclavian vein and left internal jugular vein is where the Thoracic Duct connects to the venous system.

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What is the name of the dilated sac at the beginning of the Thoracic Duct?

The Cisterna Chyli is a dilated sac-like structure, marking the start of the Thoracic Duct.

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How long is the Thoracic Duct?

The Thoracic Duct, one of the longest lymphatic vessels, measures around 45 cm in length.

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How long is the Thoracic Duct compared to other lymphatic vessels?

Compared to other lymphatic vessels, the Thoracic Duct stands out as one of the longest.

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What is a characteristic of the Thoracic Duct?

The Thoracic Duct exhibits a long, narrow structure.

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What is a relevant measurement of the Thoracic Duct?

A defining feature of the Thoracic Duct is its length.

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What is an important aspect of the Thoracic Duct's anatomy?

Its extended length and narrow structure are important aspects of its formation and function.

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