1.5 The Neurovascular Structures in the Neck Flashcards

1
Q

What is the Common Carotid Artery a Branch of?

A

Right Side - The Braciocephalic Job

Left Side - The Aortic Arch

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2
Q

What does the Carotid Sheath contain?

A

The Common Carotid Artery
The Internal Jugular Vein
The Vagus Nerve (Cranial Nerve X)

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3
Q

At what level (in relation to the cartilaginous structures in the neck) does the Common Carotid Artery divide?

A

C4

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4
Q

What does the Common Carotid Artery divide into?

A

The Internal Carotid Artery

The External Carotid Artery

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5
Q

Which of the 2 branches of the Common Carotid Artery gives off branches in the Neck?

A

The External Carotid Artery

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6
Q

Which of the 2 branches of the Common Carotid Artery is most lateral?

A

The Internal Carotid Artery

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7
Q

What are the 2 terminal branches of the External Carotid Artery?
And within which structure are they given off?

A
  1. The Superficial Temporal Artery
  2. The Maxillary Artery
    They are given off within the Parotid Gland
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8
Q

What does the Internal Jugular Vein arise from?

A

The Jugular Venous Sinus (which drains the Brain)

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9
Q

Where does the Internal Jugular Vein emerge from?

A

The Jugular Foramen

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10
Q

Which vein does the Internal Jugular Vein merge with?

And what does this form?

A

It merges with the Subclavian Vein

To form the Brachiocephalic Vein

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11
Q

Does the External Jugular Vein run superficial or deep to the Sternocleidomastoid Muscle?

A

Superficial

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12
Q

Which vein does the External Jugular Vein drain into?

A

The Subclavian Vein

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13
Q

Where does the Vagus Nerve lie in relation to the vascular contents in the Carotid Sheath?

A

Posteriorly

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14
Q

Where does the Phrenic Nerve arise from?

A

The Cervical Plexus

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15
Q

What does the Phrenic Nerve supply?

A

The Diaphragm

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16
Q

Where does the Phrenic Nerve lie in relation to the Carotid Sheath?

A

Posteriorly - It rests on the Anterior Scalene Muscle