1.7 The Thyroid Gland

Question 1

What is the Thyroid Gland?

What Type of Gland is it and where does it sit?

Answer 1

An Endocrine Gland sitting in the front of the Neck

Question 2

What are the anatomical parts of the Thyroid Gland?

Answer 2

1. The Right Lobe
2. The Left Lobe
3. The Isthmus

Question 3

What is the relation of the Isthmus of the Thyroid Gland to the Trachea?

Answer 3

The Isthmus lies Deep to the Trachea, around the 2nd/3rd Tracheal Ring (At Vertebral Level C7/T1)

Question 4

The Thyroid Gland is found in which of the 4 compartments of the neck?

Answer 4

The Visceral compartment

Question 5

Name the Arteries supplying the Thyroid Gland:

Answer 5

1. Superior Thyroid Artery (From the External Carotid Artery)
2. Inferior Thyroid Artery (From the Thyrocervical Trunk - A branch of the Subclavian Artery)

Question 6

Name the Vein draining the Thyroid Gland:

Answer 6

1. Superior Thyroid Vein (Drains into the Internal Jugular Vein)
2. Middle Thyroid Vein (Drains into the Internal Jugular Vein)
3. Inferior Thyroid Vein (Drains into the Brachiocephalic Vein)