Stephens - L1

Question 1

Name the landmarks (3)

Answer 1

1. Greater cornu of the hyoid
2. Anterior scalene m
3. 6th cervical vertebra (ant arch of cricoid cartilage)

Question 2

Name the contents of the posterior lateral triangle

Answer 2

External jugular v
Spinal accessory n
Superficial cervical plexus

Question 3

What are structure associations in the inferior root of the neck?

Answer 3

• subclavian v and phrenic n are anterior to the ant scalene m
• subclavian a and brachial plexus are posterior to ant scalene m in the interscalene triangle/space
• thoracic duct on left side of root/region

Question 4

Abnormal additives to the thyroid include?

Answer 4

Pyramidal lobe (extend upwards from isthmus along midline)
Thyroglossal duct (prone to cyst formation)

Question 5

What n is located medial to Thyroid lobes between trachea and esophagus?

Answer 5

The recurrent laryngeal n (innervates larynx)

Question 6

List the 12 cranial nerves

Answer 6

1. Olfactory n
2. Optic n
3. Oculomotor n
4. Trochlear nucleus
5. Trigeminal n
6. Abducens nucleus
7. Facial n
8. Vestibular n
9. Glossopharyngeal n
10. Vagus
11. Spinal accessory n
12. Hypoglossal n

Question 7

What’s a tracheotomy?

Answer 7

Emergency airway that’s made by cutting through the tracheal rings 2-4

Question 8

What’s a cricothyrotomy?

Answer 8

A more popular emergency airway procedure that goes through the cricoid membrane

Question 9

What’s a tracheostomy?

Answer 9

A surgical procedure that’s extensive, done to open a long-term airway through the tracheal rings 2-4 for a ventilator