AP2 CH 23
What is line C pointing to?R23-5
Alveolar ducts
This is the primary gas exchange site.
Alveolus
These are triangular pieces of mostly hyaline cartilage located at the posterior and superior border of the cricoid cartilage.
Arytenoids cartilage
The point where the trachea divides into right and left primary bronchi is a ridge called
Carina
What is line D pointing to? r23-3
Corniculate cartilage
This provides disease resistance within the lungs. r23-6
D
What is line A pointing to? R23-3
Epiglottis
What lines are pointing to tertiary bronchi? R23-4
F and L
This means the lungs and the chest wall expand easily.
High compliance
Exhalation begins when
Inspiratory muscles relax
Where is the tracheal cartilage? r23-3
J
What is line J pointing to? R23-4
Left primary bronchus
Which is a factor that does NOT affect hemoglobin's affinity for oxygen?
Respiratory rate
Where is the uvula? r23-1
S
Pitch of the voice is controlled by
Tension of the vocal chords
These are cells of the alveoli that produce surfactant.
Type II alveolar cells
Which cell secretes surfactant? R23-6
a
Where are the nasal conchae? R23-1
c
Which cells are the main sites of gas exchange? R23-6
c
Which of the below lines the inner layer of the conducting organs and serves to trap foreign particles?
ciliated pseudostratified columnar epithelium with goblet cells
This is the primary gas exchange structure. R23-5
e
What area in the figure is the sum of the tidal volume and the inspiratory reserve volume? R23-7
e
What area in the figure is the sum of the vital capacity and residual volume? R23-7
g
Where is the right bronchiole? R23-4
g
Where is the cricoid cartilage? R23-3
h
Where is the larynx? R23-1
i
What is also referred to as the Adam's Apple? R23-1
j
Where is the epiglottis? R23-1
o
Which of the following is NOT part of the upper respiratory system?
trachea
What area in the figure represents a very deep inhalation, much greater than the tidal volume? R23-7
A
Where is the terminal bronchiole? r23-5
A
Where is the soft palate? r23-1
E
This is direction of diffusion of gases at the alveoli of the lungs.
Oxygen into blood , Carbon dioxide out of blood
What is line B pointing to? R23-4
Parietal pleura
During swallowing, which structure rises?
Pharynx
Which of the following is a normal passageway for air, food and water?
Pharynx
Where are the palatine tonsils? R23-1
r
Which tonsils are found in the oropharynx? R23-1
r
Which of the below tissues forms the exchange surfaces of the alveolus?
simple squamous epithelium
This is located anterior to the esophagus and carries air to the bronchi.
trachea
