Histology 1

Question 1

cell with a true nucleus

Answer 1

eukaryotic

Question 2

nasal cavity provides an extensive area for

Answer 2

warming
moistening
filtering

Question 3

which bones are involved in warming in the nasal cavity

Answer 3

turbinate bones

Question 4

epithelium type in roof of nasal cavity

Answer 4

olfactory epithelium

Question 5

epithelium type in vestibule

Answer 5

keratinised stratified squamous epithelium

Question 6

epithelium type lining conducting zone

Answer 6

pseudostratified ciliated columnar epithelium (respiratory epithelium)

Question 7

does keratin decrease or increase down the respiratory system

Answer 7

decrease

Question 8

stratified definition

Answer 8

2 or more layers of epithelia

Question 9

pseudostratified definition

Answer 9

appears to be stratified but in fact all layers are in contact with the basal lamina

Question 10

respiratory epithelium content

Answer 10

pseudostratified ciliated columnar epithelium
goblet cells
basal cells

Question 11

oropharynx and epiglottis epithelial lining type

Answer 11

non-keratinised stratified squamous epithelium (protective)

Question 12

larynx epithelial lining type

Answer 12

walls are made up of cartilage and muscles with respiratory epithelium lining its surfaces
except vocal chords

Question 13

vocal folds epithelial lining type

Answer 13

stratified squamous epithelium

Question 14

how many C shaped cartilages in trachea

Answer 14

15-20

Question 15

open side of C cartilage in trachea is spanned by

Answer 15

fibroelastic tissue and smooth muscle

Question 16

trachea epithelial lining type

Answer 16

respiratory epithelium
basal lamina
lamina propria
submucosa - includes seromucous glands

Question 17

what is hyaline cartilage in the trachea replaced by in the bronchi

Answer 17

irregularly shaped cartilage plates

Question 18

bronchi epithelial lining type

Answer 18

respiratory epithelium

Question 19

terminal bronchioles epithelial lining type

Answer 19

cuboidal epithelium including ciliated cells and non ciliated club cells (Clara cells)

Question 20

respiratory bronchioles lining

Answer 20

discontinuous squamous type I alveolar cells

Question 21

Clara cell roles

Answer 21

stem cells
detoxification
immune modulation
surfactant production

Question 22

alveoli epithelium lining type

Answer 22

Type I and Type II alveolar cells

Question 23

other name for alveolar cells

Answer 23

pneumocytes

Question 24

Type I cells permeable to

Answer 24

gases

Question 25

Type II cells shape

Answer 25

polygonal

Question 26

how is surfactant released from Type II cells

Answer 26

exocytosis