21. MORPHOLOGY OF THE TRACHEA AND THE LUNG. PLEURA.

Question 1

Mediastinal position of trachea

Answer 1

superior mediastinum

Question 2

Trachea located superiorly with larynx at the level of __

Answer 2

C6

Question 3

Trachea ends at the level of ___

=> continuous as the ____ and the rest of the ___ in lungs

Answer 3

T5
Main bronchi
Bronchial tree

Question 4

Functions of trachea

Answer 4

Transports air in and out of the lungs during ventilation

Warms and moistens the inhaled air in order to protect the respiratory tract

Aids in the act of coughing through the trachealis muscle

Question 5

3 structures posterior to trachea

Answer 5

(1) Esophagus
(2) Descending aorta
(3) Vertebral column

Question 6

What are the 3 surfaces of the lung?

Answer 6

Costal surface
Diaphragmatic surface
Mediastinal surface

Question 7

Identify the structure

Answer 7

Pulmonary ligament

Question 8

What structures that medial surface of the right lung is adjacent too?

Answer 8

Heart
Inferior vena cava
Superior vena cava
Azygos vein
Esophagus

Question 9

What structures that medial surface of the left lung is adjacent too?

Answer 9

Heart
Aortic arch
Thoracic aorta
Esophagus

Question 10

Answer 10

Cardiac notch of left lung

Question 11

Identify the structure

Answer 11

main bronchus (primary bronchus)

Question 12

Identify the structure

Answer 12

lobar bronchi (secondary)

Question 13

Identify the structure

Answer 13

segmental bronchi (tertiary)

Question 14

Identify the structure

Answer 14

bronchioles

Question 15

Identify the structure

Answer 15

terminal bronchiole.

Question 16

What does respiratory division of bronchial tree consist of?

Answer 16

respiratory bronchioles, alveolar ducts and the pulmonary alveoli

Question 17

Identify these bronchioles

Answer 17

Respiratory bronchioles
(alveoli appear
at this level )

Question 18

Identify the structure 1

Answer 18

Alveolar ducts