Deep Cervical Fascia: Pretracheal Fascia

Question 1

Pretracheal fascia

Answer 1

Deep fascia lying in front and on sides of trachea, it splits to invest thyroid gland connects it to larynx cartilages (thyroid and circoid)
That is why thyroid glands moves up and down with larynx during swallowing

Question 2

Lateral

Answer 2

It blends with carotid sheath while inferior it invest inferior thyroid veins to become continuous with fibrous pericardium inside thoracic cavity