Respiratory System - Wet Room St. 3 and 4

Question 1

Identify labels

Answer 1

1. Larynx (thyroid cartilage)
2. Trachea
3. Apex
4. Costal surface
5. Carina
6. Superior lobe
7. Transverse fissure
8. Oblique fissure
9. Cardiac notch
10. Middle Lobe
11. Lower lobe
12. Inferior border of right lung base
13. Lingula

Question 2

Study

Question 3

On which lung surface is the hilum found?

Answer 3

Mediastinal

Question 4

What is the hilum of the lung?

Answer 4

The area on the medial surface of the lung through which structures enter or leave the lung

Question 5

What is the root of the lung?

Answer 5

The structures which enter and leave the lung are collectively know as the root

Question 6

What 4 structures constitute the root of the lung?

Answer 6

• Airways
• Vessels
• Nerves
• Lymphatics

Question 7

What fascial membrance covers the apex of the lung?

Answer 7

Supraplueral membrane

Question 8

Which lung is shorter and broader and why?

Answer 8

• Right lung due to the liver

Question 9

What are the structures that pass through the hilums (both left and right)?

Answer 9

• Bronchus posterior in both
• Pulmonary veins anterior and inferior
• Pulmonary artery superior on left
• Pulmonary artery central and superior on right
• Right has eparterial bronchus

Question 11

What is the pleura?

Answer 11

• Double layer of serous membranes surrounding the lungs

Question 12

Outer _____ membrane?

Answer 12

• Parietal

Question 13

Inner _____ membrane?

Answer 13

• Visceral

Question 14

What is the visceral pleura adhered to?

Answer 14

• The lung

Question 15

What is the parietal pleura adherent to?

Answer 15

• The inner surface of the ribs, sternum and mediastinum

Question 16

Where in the lung are the two areas continuous with eachother?

Answer 16

The root of the lung

Question 17

What structures does the mediastinal pluera line?

Answer 17

• Structures situated between the two pleural cavities

Question 18

What is the apical pleura?

Answer 18

• The pleura that lines the apex of the lungs in the root of the neck

Question 19

What is a pleural reflection?

Answer 19

• Areas where the parietal pluera lining one surface in the chest changes it’s direction to line another surface

Question 20

What is the relationship between the parietal and the visceral pleura at pleural reflections?

Answer 20

• The parietal is further apart from the visceral at reflections than at other points

Question 21

What does the increased distance create?

Answer 21

• A pleural recess (space)

Question 22

Identify and name the pleural recesses on the diagram?

Answer 22

• Superior arrow = costomediastinal reflex (THIS IS ON THE OTHER LUNG)
• Inferior arrow = costodiaphramatic recess

Question 23

Which pleura is sensitive to pain?

Answer 23

• Parietal

Question 24

What nerve supplies the mediastinal and diaphragmatic pleura?

Answer 24

• Phrenic

Question 25

What nerves supply the rest of the pleura?

Answer 25

• Intercostal nerves