Gen Anatomy respiratory system 8% Flashcards
What are the sinuses?
Frontal
Ethmoid
Sphenoid
Maxillary
What is the roof of the nasal cavity?
cribriform plate
What does the larynx consist of?
pharynx –> trachea
What cartilages are located in the larynx?
- thyroid
- cricoid
- epiglottis
- arytenoid
- corniculate
- cuneiform
What ligaments are located in the larynx?
- vocal
- vestibular
- conus elasticus
What controls the stream of air?
Vocal folds (true vocal cords)
What muslces close the nasopharynx during swallowing?
mylohyoid & digastric muscles
what innervates the palatolossus?
CN X
What acts as a sphincter for food passage?
Esophagus
What type of muscle does the esophagus have?
a. smooth
b. skeletal
c. cardiac
d. respiratory
a. smooth
b. skeletal
How many cartilaginous rings are there in the trachea?
16-20
Where does the trachea travel from and to?
cricoid to bronchi (T4-T5 disc level)
What marks the division of trachea into primary bronchi?
Carina
Where does the cough reflex originate?
Carina
Which bronchi is shorter?
Right
Which bronchi is narrower?
Left
The right bronchi is: (pick three)
a. Shorter
b. Narrower
c. Wider
d. horizontal
e. vertical
f. longer
a. shorter
c. wider
e. vertical
The left bronchi is: (pick three)
a. Shorter
b. Narrower
c. Wider
d. horizontal
e. vertical
f. longer
b. narrower
d. horizontal
f. longer
Which bronchi is MC to develop pnemonea?
Right bronchi
Which bronchi do things MC get stuck in?
Right
Which lung has 3 lobes?
Right (superior, middle, and inferior)
What are the superior and middle lobes of the right lung seperated by?
horizontal fissure
What are the middle and inferior lobes of the right lung seperated by?
Oblique fissure
How many lobes does the left lung have?
2 (superior and inferior)