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Re: Lecture 60: Root of Neck - True False

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Posted by Alexis on December 09, 2021 at 11:39:00:

In Reply to: Lecture 60: Root of Neck - True False posted by lae2 on December 05, 2021 at 14:04:51:

Root of Neck Answers
1. The apex of the vertebral triangle is at the transverse process of C5.

- false ⇒ C6

2. A cervical rib may be present at C7.

- true

3. Compression of the contents of the interscalene triangle may occur if a cervical rib is present.

- true

4. The vertebral artery is typically the most proximal branch of the subclavian artery.

- true

5. The thyrocervical trunk is medial to the anterior scalene muscle and, thus, is in the vertebral triangle.

- true

6. The inferior thyroid artery crosses anterior to the longus colli muscle and posterior to the carotid sheath.

- true

7. The three parts of the subclavian artery are referenced to the pectoralis minor muscle.

- false ⇒ anterior scalene

8. The thyrocervical trunk and vertebral artery arise from the superior margin of the subclavian artery.

- true

9. The costocervical trunk arises from the posterior margin of the subclavian artery.

- true

10. The internal thoracic artery arises from the inferior margin of the subclavian artery.

- true

11. The vertebral artery enters the transverse process of the C7 along with the vertebral vein.

- false ⇒ C6

12. The inferior cervical ganglion is often fused with the T1 sympathetic trunk ganglion to form the stellate ganglion.

- true

13. The ansa subclavia innervates the infrahyoid muscles.

- false ⇒ ansa cervicalis

14. The internal carotid nerve enters the carotid canal to then ramify around the internal carotid artery and form the internal carotid plexus.

- true

15. The internal carotid nerve is a superior extension of the superior cervical sympathetic trunk ganglion.

- true

16. The interscalene triangle contains the brachial plexus and the subclavian artery.

- true

17. The suprapleural membrane extends superior to the level of the first rib.

- true



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