Respiratory Flashcards
What are the functions of the upper airways?
Modify or regulate flow of air Serve as olfactory receptors Facilitate water and heat exchange Make phonation possible
List the components of the upper respiratory system. briefly describe each
nasal cavity & conchae - warm & moisten air, & remove foreign material from it pharynx - passage for respiratory & digestive systems larynx - guards tracheal entrance; functions in vocalisation, regulates inspiration & expiration
Fixed bony case of the external nose does not consist of: a. incisive bone b. maxillae c. mandibular ridge d. paired nasal bone
c. mandibular ridge - made that shit up
Which is not a part of the cartiages of external nose? a. nasal septum b. olfactory cartilage c. dorsolateral nasal cartilage d. ventrolateral nasal cartilage e. accessory cartilage
b. made that shit up too!

(from top to bottom)
nasal septum (cartilainous septum) - green
Dorsolateral nasal cartilage - red
Ventrolateral nasal cartilage - purple
Accessory Cartilage - yellow
Which is not correct? The nasal cavity contains
a. bony structures
b. cartilaginous septum
c. maxillary septum
d. membraneous septum
e. olfactory & respiratory region
c. maxillary septum - made up also
Which structure is not part of the nasal conchae?
a. Cartilaginous or slightly ossified scrolls
b. nasal mucosa
c. dorsal conchae
d. ventral conchae
e. ethmoidal conchae
f. all of the above
f. yep, all of ‘em
Tha common nasal meatus is what?
a. cribriform plate of the ethmoid bone allows egress of olfactory nerves
b. Olfactory epithelium in caudal part of nasal cavity
c. Longitudinal, narrow space either side of nasal septum
d. opening to the nose
c. Longitudinal, narrow space either side of nasal septum
How many nasal meatuses are there?
a. 3
b. 4
c. 5
d. 6
c. 5
Dorsal nasal meatus
Middle nasal meatus
Ventral nasal meatus
Common nasal meatus
Nasopharyngeal meatus
The thoracic wall contains all of these components, exept?
a. ribs
b. sternebrae
c. costal & diaphragmatic muscles
d. vertebrae
e. pleura
f. all are correct
f. all are in there
of the 13 ribs, how many articulate with the sternum?
a. 7
b. 8
c. 9
d. 10
c. 9 (first 9)
Main role of rib articulations?
allow movement for respiration
Most thoracic muscles are involved with ___?
a. inspiration
b. expiration
c. enlarging thoracic cavity
d. a & c
d. a & c
Diaphragm is what? shape?
musculotendinous division between thoracic & abdominal cavities
convex cranially
The 3 openings of the diaphragm include
a. Aortic hiatus, Oesophageal hiatus, Caval foramen
b. Aortic hiatus, Pleura, Caval foramen
c. Aortic hiatus, Oesophageal hiatus, Pleura
d. Oesophageal hiatus, Pleura, Sternebrae
a. Aortic hiatus, Oesophageal hiatus, Caval foramen
Respiratory action most evident in which 2 structures?
a. caudal ribs & thorax
b. caudal ribs and abdomen
c. cranial ribs & abdomen
d. cranial ribs & thorax
b. caudal ribs and abdomen
Approx __% breathing diaphragm movements?
a. 60
b. 65
c. 70
d. 75
c. 70%
Re. breathing, which of these statements is incorrect?
a. Diaphragm contraction compresses abdominal contents
b. Last ribs pulled outwards
c. Others pulled forward and out
d. Overall effect widens and shortens cavity
b. Last ribs pulled outwards
Which statement is incorrect?
a. Expiration mainly passive
b. Elastic recoil of lungs expires air
c. no muscle contractions assist
d. all statements are correct
c. no muscle contractions assist
Diaphragm loss function leads to?
phrenic nerve breathing
herniation
identify points: A, B, D, F, G, H & 20

Viseral (Pulmonary)
Pleural cupulae
Costodiaphragmatic recess
Costal, Diaphragmatic, Mediastinal
Pleural cavities
Costal (F)
• Diaphragmatic (H) • Mediastinal (G)
- Viseral (Pulmonary) (D)
- Mediastinum
- Pleural cupulae (A)
- Costodiaphragmatic recess (20)
Pleural cavities (B)
Label: Cranial •Middle •Caudal & Accessory lobes


Label: Cranial •Middle •Caudal lobes

- caudal lobe
- middle lobe
- cranial lobe
Identify structures of the left lung: Cranial lobes (cranial part, caudal part) and Caudal lobe

- cranial lobe
- cranial part
- caudal part
- caudal lobe
Identify structures of the left lung: Cranial lobes (cranial part, caudal part) and Caudal lobe

- cranial lobe
- cranial part
- caudal part
- caudal lobe