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Multiple Choice
Which of the following veins is responsible for draining blood from the brain and superficial parts of the face and neck?
A
Subclavian vein
B
Cephalic vein
C
Internal jugular vein
D
Basilic vein
Verified step by step guidance
1
Understand the anatomy of the venous system: Veins are responsible for returning deoxygenated blood to the heart. The internal jugular vein is a major vein that drains blood from the brain, face, and neck.
Identify the location and function of the internal jugular vein: It runs alongside the carotid artery and collects blood from the dural venous sinuses in the brain, as well as superficial veins of the face and neck.
Compare the internal jugular vein to the other options: The subclavian vein primarily drains blood from the upper limbs and thoracic region, the cephalic vein is a superficial vein of the arm, and the basilic vein is another superficial vein of the arm. None of these are responsible for draining blood from the brain and superficial parts of the face and neck.
Recognize the importance of the internal jugular vein in systemic circulation: It plays a critical role in returning blood from the head and neck to the heart via the superior vena cava.
Conclude that the internal jugular vein is the correct answer based on its anatomical function and location, as it specifically drains blood from the brain and superficial parts of the face and neck.