Respiratory

Question 1

What is part of the upper respiratory system?

Answer 1

Nose, Pharynx (consists of nasopharynx, oropharynx, laryngopharynx), larynx

Question 2

What is part of the lower respiratory airway?

Answer 2

Trachea, bifurcates at the Carina(T4), left and right bronchus, lobar bronchi, segmental bronchi, terminal bronchioles, respiratory bronchioles, alveolar ducts, alveolar sacs

Question 3

Where does the trachea bifurcate?

Answer 3

At T4

Question 4

What is the conducting part of the respiratory tract?

Answer 4

Nose, pharynx, larynx, trachea, left and right bronchus, lobar bronchi, segmental bronchi, terminal bronchioles

Question 5

What is the respiratory region of the resp tract?

Answer 5

Respiratory bronchioles, alveolar duct, alveolar sacs

Question 6

Where does the carotid artery bifurcate?

Answer 6

At C4, into the internal & external carotid arteries

Question 7

What is the membrane covering the lungs called & what is it?

Answer 7

Pleura - specialised mesothelium

Question 8

What are the layers of the lungs?

Answer 8

Alveoli
Visceral-lung surface, autonomic innervation
Intra Pleural space-pleural fluid, prevent friction
Parietal-outer-internal chest- has pain sensation via phrenic

Question 9

How thick is each layer of the pleura?

Answer 9

Each is a single layer of cells

Question 10

What is respiratory epithelium?

Answer 10

Pseudo-stratified, ciliated, columnar epithelium with interspersed goblet cells