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