APPLIED RADIOLOGICAL ANATOMY

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ANATOMY

LYMPHATIC SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
There are two lymphatic ducts. The ____ takes lymph from the right upper body to the heart via the internal jugular vein. The ____ takes lymph from everywhere else to the heart via the subclavian vein.
A
right lymphatic duct, thoracic duct
B
thoracic duct, right lymphatic duct
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -The lymphatic vessels drain into collecting ducts, which empty their contents into the two subclavian veins, located under the collarbones. These veins join to form the superior vena cava, the large vein that drains blood from the upper body into the heart.

Detailed explanation-2: -The right lymphatic duct drains lymph from the right upper limb, right side of thorax and right halves of head and neck. The thoracic duct drains lymph into the circulatory system at the left brachiocephalic vein between the left subclavian and left internal jugular veins.

Detailed explanation-3: -The right lymphatic duct: It collects lymph from the right side of the neck, chest, and arm, and empties into a large vein near the right side of the neck.

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