Respiratory Wet Room 2

Question 1

What supplies the LRT with blood?

Answer 1

Bronchial and intercostal arteries

Question 2

Where do the bronchial veins drain into?

Answer 2

Azygos veins

Question 3

Where does the trachea begin and the larynx end?

Answer 3

C6

Question 4

Where does the trachea split and into what?

Answer 4

Sternal angle - T4/5 into left and right main bronchi

Question 5

How many rings make up with trachea?

Answer 5

15-20

Question 6

What are the tracheal rings made of?

Answer 6

Hyaline cartilage

Question 7

Does the tracheal rings go all the way round?

Answer 7

No - in a C shape with the gap left posteriorly

Question 8

What is the muscle completing the tracheal rings posteriorly?

Answer 8

Trachealis muscle

Question 9

What is the tubular organ lying posterior to the trachea?

Answer 9

Oesophagus

Question 10

What are the arteries lying lateral to the trachea in the neck?

Answer 10

Common carotids

Question 11

What are the grooves lying between the trachea and oesophagus called, and what resided within them?

Answer 11

Tracheo-oesophageal grooves

Recurrent laryngeal nerve
Vagus making its way back up

Question 12

What bronchi is shorter, wider and more vertical? Why does this cause a problem?

Answer 12

Right - aspirated objects tend to get lodged here

Question 13

What are the 2 major arteries arching over the left main bronchus?

Answer 13

Superior left bronchial artery

Inferior left bronchial artery

Question 14

What bronchi branches off BEFORE it enters the lung?

Answer 14

Right

Branch is called the superior lobar bronchus/eparterial