Trachea

Question 1

How long is the trachea

Answer 1

10cm

Question 2

At what vertebra does the trachea begin

Answer 2

C6

Question 3

What lies posterior to the trachea

Answer 3

Esophagus

Question 4

What lies anterior to the trachea

Answer 4

Sternum, Thymus, Branchio-cephalic vessels, Sterno-hyoid Muscle, Sterno-thyroid Muscle, Inferior Thyroid Vessels

Question 5

What is the diameter of the trachea

Answer 5

2cm

Question 6

Of what type of cartilage is the trachea made of

Answer 6

Hyaline

Question 7

At what vertebra does the trachea bifuricate

Answer 7

T5

Question 8

Through which mediastinum does the trachea travel

Answer 8

Anterior

Question 9

What is the name of the exit into which the trachea bifuricates

Answer 9

Carina

Question 10

Nerve supply for the trachea is provided by which arm of the ANS: sympathetic or parasympathetic

Answer 10

Sympathetic

Question 11

Venous drainage of the trachea takes place via?

Answer 11

Bronchio-cephalic Vein, Inferior Thyroid Vein

Question 12

Lymphatic drainage of the trachea is done through?

Answer 12

Paratracheal Nodes, Pretracheal Nodes

Question 13

What arteries supply blood to the trachea

Answer 13

Inferior Thyroid Artery, Internal Thoracic Artery

Question 14

The trachea is supplied by what nerves?

Answer 14

C7-T5

Question 15

A child’s trachea is how many mm long?

Answer 15

30mm (3cm)

Question 16

How many cm longer does the trachea grow each year?

Answer 16

1cm