Respiratory

Question 1

Four functional events of respiration

Answer 1

Air conduction
Air filtration
Gas exchange

Minor:
Speech
Smell
Endocrine
Immune regulation

Question 2

Conducting portion

Answer 2

Nose
Pharynx
Larynx
Trachea
Bronchi

Question 3

Respiratory

Answer 3

Resp bronchiole
Alveolar duct
Alveolar sac
Alveoli

Question 4

Bronchial tree

Answer 4

Internal bronchi and the bronchioles

Question 5

Conditioning occurs in______

and includes the

Answer 5

Conducting portion

Warming, moistening, and removal of particulate matter

Question 6

Boundaries of the nasal cavity

Answer 6

Communicates with the external environment
A: anterior nares
P: nasopharynx choanae
L: paranasal sinuses and nasolacrimal duct

Question 7

Nasal chambers are divided into:

Answer 7

Nasal vestibule - lined by skin
Respiratory region - largest, lined bu resp mucosa
Olfactory region - apex or upper one third, lined by spec olfactorymucosa

Question 8

Lined by strat squam non ker
LP: dense CT with vibrissae

Contains sweat and sebaceous glands

Answer 8

Nasa vestibule

Question 9

Epith: pseudostrat columnar ciliated w/ goblet cells (pccw/gc)
LP: mixed glands s/m with rich vascular network
Mucosa: Schneiderian membrane

Answer 9

Respiratory Area

Question 10

Conchae dual role

Answer 10

Increase SA

Turbulence in air flow

Question 11

Cell types in resp area

Answer 11

Ciliated cells
Goblet cells
Bruch cells
Small granule cells
Basal cells

Question 12

Resemble basal cells but contain Secretory granules. Endocrine cells of the diffused neuroendocrine system (DNES)

Answer 12

Small granule cells (Kulchitsky cells)

Question 13

E: pseudostrat columnar plain
LP: directly contiguous with the periosteum of the underlying bone

Answer 13

Olfactory region

Question 14

Olfactory cell types:

Answer 14

Olfactory receptor cells
Supporting or sustentacular cells
Basal cells
Brush cells

Question 15

Similar to neuroglia providing mech and metabolic support to the olfactory receptor cells
Synthesize and secrete odorant-binding protein

Answer 15

Supporting or sustentacular cells

Question 16

Bipolar olfactory neurons that span the thickness of the epithelium and enter the CNS

Answer 16

Olfactory receptor cells

Question 17

Possess lipofucsin granules, adhering jxns

Gap and tight jxns are absent

Answer 17

Supporting cells

Question 18

Columnar cells specialized for transduction of general sensation

Answer 18

Brush cells

Question 19

Progenitors of the other mature cell types

Answer 19

Basal cells

Question 20

Branched tuboloalveolar serous glands that delver their proteinaceous rsecretions via ducts onto the surface

Answer 20

Bowman’s glands

Question 21

Structure in LP from Axon that penetrates the ethmoid bone

Answer 21

Fila olfactoria (1st cranial nerve)

Question 22

Olfactory vesicle are dendrites that extend up to the surface terminating bulb like swelling

T/F

Answer 22

True

Question 23

4 pairs of paranasal sinuses

Answer 23

Ethmoidal
Frontal
Sphenoid
Maxillary

Question 24

The mucosal surfaces of the sinuses is a

Answer 24

Thin ciliated pseudostrat columnar with gc

Question 25

T. Mucosa is cont. with mucous membranes of nasal cavity LP: few mucous glands, cont. with the periosteum of underlying bone Air-filled cavities w/in bone

Answer 25

Para nasal sinuses

Question 26

Fxnal significance of paranasal sinuses

Answer 26

Lightens the skull | Acts as a resonance chamber for speech

Question 27

Stratified squamous epithelium in the resp system

Answer 27

Oropharynx Laryngopharynx Larynx Vestibule

Question 28

Simple columnar ciliated with goblet cells

Answer 28

Intrapulmonary bronchi

Question 29

Cuboidal epithelium

Answer 29

Alveolar duct

Question 30

Pseudostrat columnar ciliated with goblet cells

Answer 30

``` Paranasal sinuses Nasopharynx Trachea Resp area of nasal cavity Extrapulmonary bronchi ```

Question 31

Pseudostrat columnar plain

Answer 31

Olfactory

Question 32

Bet the oropharynx and the trachea is a complex tubular region formed by irregularly shaped plates of hyaline and elastic cartilage

Answer 32

Larnyx

Question 33

Two folds of mucosa that project into the lumen of the larynx

Answer 33

Vocal folds or cords

Question 34

The lateral boundaries of the opening of the larynx

Answer 34

Rima glottidis

Question 35

They join the adjacent cartilaginous pkates and are responsible for generating tension in the vocal folds and for opening and closing the glottis

Answer 35

Ligaments and | intrinsic laryngeal muscles

Question 36

Insert on cartilages of the larynx but originates in extra laryngeal structures and move the larynx during deglutition

Answer 36

Extrinsic laryngeal muscles

Question 37

Above the vocal folds is an elongated recess called

Answer 37

Ventricle

Question 38

Above the ventricle is another pair of mucosal folds (upper) resp for respiration

Answer 38

False vocal cords

Question 39

The CT of the larynx contains mixed mucoserous glands that

Answer 39

Secrete through ducts onto the laryngeal surface

Question 40

PRINCIPAL PROTEINS of extracellular matrix of developing enamel

Answer 40

,...

Question 41

....

Answer 41

Amelogenins,ameloblastins, enamelins,tuftelins

Question 42

Enamel tufts , enamel spindles

Answer 42

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