respiratory system

Question 1

tube kept open hyaline or elastic

Answer 1

epiglottis

Question 2

smaller bronchioles

a. tall cuboidal
b. simple columnar

Answer 2

a. tall cuboidal

Question 3

larger bronchioles

a. tall cuboidal
b. simple columnar

Answer 3

b. simple columnar

Question 4

long air passages

Answer 4

alveolar ducts

Question 5

epiglottis

a. elastic cartilage
b. hyaline cartilage

Answer 5

a. elastic cartilage

Question 6

lobar bronchi

Answer 6

primary bronchi

Question 7

interlobular bronchi

Answer 7

tertiary bronchi

Question 8

segmental bronchi

Answer 8

secondary bronchi

Question 9

round air spaces surrounded by clusters of alveoli

Answer 9

alveolar sacs

Question 10

[mucosal fold]

• immovable
• loose ct with seromucous glands, lymphoid elements and adipose cells

Answer 10

vestibular folds

Question 11

extrinsic and intrinsic muscles are (?)

Answer 11

all skeletal

Question 12

conducting portion:

NNLTEIPT

Answer 12

• nasal cavity
• nasopharynx
• larynx
• trachea
• extrapulmonary bronchi
• intrapulmonary bronchi
• primary bronchioles
• terminal bronchioles

Question 13

posterior portion of nasal cavity

Answer 13

• respiratory region
• olfactory region

Question 14

thyroid cartilage

a. hyaline cartilage
b. elastic cartilage

Answer 14

a. hyaline cartilage

Question 15

penetarate lobule at its apex and enter inside the lobule, branches into terminal bronchioles

Answer 15

pre-terminal bronchioles

Question 16

conditioning of the air-warming, moistening and removal of particulate materials

Answer 16

system of ducts

Question 17

anterior portion of nasal cavity

Answer 17

vestibule

Question 18

2 pairs of shelf-like mucosal folds

Answer 18

• vestibular folds
• vocal fold (cords)

Question 19

[mucosal fold]

• non-keratinized stratified squamous
• ct containing bundles of elastic fibers and skeletal muscles
• no lymphoid nodules
• no seromucous glands

Answer 19

vocal fold (cord)

Question 20

main type of cells (all touched the basement membrane)

Answer 20

• ciliated columnar cells
• goblet cells
• basal cells (stem cells)
• DNES cells (e.g. serotonin)

Question 21

[larynx]

unkeratinized stratified squamous epithelium, only found in the (?) and the (?)

Answer 21

• epiglottis
• vocal cords

Question 22

2 types of cells of the epithelium of alveoli

Answer 22

• pneumocyte (alveolocytes) type 1
• pneumocyte type 2 (surfactant secreting cells)

Question 23

conducts air to alveoli in the lungs

Answer 23

system of ducts

Question 24

[larynx]

epithelium
- pseudostratified columnar epithelium containing (?) and (?)

Answer 24

• cilia
• goblet cells

Question 25

histologically similar to trachea

Answer 25

extrapulmonary bronchi

Question 26

functional unit of the lung

Answer 26

acinus

Question 27

site of all gas exchange

Answer 27

alveoli