Respiratory System Lecture

Question 1

what cell does the Bronchiole contain

Answer 1

CLARA CELLS

Question 2

Another term for Septal cells

Answer 2

Type II alveolar cells (GRANULAR PNEUMONCYTES)

Question 3

Contains pulmonary surfactant

Answer 3

ALVEOLI

Question 4

All of the following are true of the mucosa of the respiratory region except:

a. Warming of inhaled air
b. Moistens air
c. Filters inspired air
d. NOTA

Answer 4

NOTA

Question 5

Olfactory epithelium is composed of except:

a. Basal cells
b. Sustentacular cells
c. Goblet cells
d. Brush cells
e. NOTA

Answer 5

GOBLET CELLS

Question 6

Bridge the gap between the free ends of the C-shaped cartilages at the posterior border of the trachea,adjacent to the esophagus

Answer 6

SMOOTH MUSCLE

Question 7

What is the first portion of the respiratory tree that allows gas exchange?

a. Terminal Bronchiole
b. Respiratory bronchioles
c. Both
d. Neither

Answer 7

RESPIRATORY BRONCHIOLES

Question 8

the type of Macrophage that is found in the lungs

Answer 8

Alveolar or dust cells

Question 9

Not decreasing among the following choices?

a. Cilia
b. Amount of cartilage
c. Goblet cells
d. Elastic fiber
e. Smooth muscle

Answer 9

Elastic Fibers

Question 10

Which cell type is most numerous in olfactory mucosa?

a. Brush cells
b. Basal cells
c. Sustentacular cells
d. Olfactory cells

Answer 10

Sustentacular cells

Question 11

Lung which consists of 3 SECONDARY/LOBAR bronchi:

Answer 11

Right Lung

Question 12

2 portion of the Respiratory System

Answer 12

Conducting
&
Respiratory

Question 13

Portion where it serves as a passage way for air from external environment to Lungs (Nose —>Bronchioles)

Answer 13

Conducting portion

Question 14

• Portion where Exchange of gasses between air and blood

* Specifically Where?

Answer 14

Respiratory Portion

Specifically “Alveoli”

Question 15

3 Regions Of Nasal Cavity

Answer 15

Vestibule
Olfactory Region
Respiratory Region

Question 16

Vestibule is lined by what type of epithelium?

Answer 16

stratified squamous epithelium

Question 17

Pseudostratified ciliated epithelium,EXCEPT:

a. Vestibule
b. RespiratoryRegion
c. OlfactoryRegion
d. Alloftheabove

Answer 17

Vestibules

Question 18

It provides a resonating chamber for speech.

Answer 18

Pharynx

Question 19

• it is Passageway of air between the oropharynx and the trachea
• Organ Of speech

Answer 19

Larynx

Question 20

-extends from larynx to the middle of the thorax and divides into two primary bronchi

Answer 20

Trachea

Question 21

5 Types of epithelium found in the Respiratory region

Answer 21

1. Ciliated cells;
2. Goblet cells;
3. Brush cells (have short blunt microvilli);
4. Small granule cells (contain secretory granules (kulchitsky cells)
5. Basal cells (stem cells).

Question 22

True or False

The ANTERIOR Vestibule Contains Sebaceous Glands

Answer 22

TRUE
ANTERIOR PART- CONTAINS SEBACEOUS
POSTERIOR PART - DOESNT CONTAIN

Question 23

Pulmonary acina, alveolary and:

a. Terminal bronchiole
b. Respiratory bronchiole
c. Both
d. Neither

Answer 23

Both(Terminal and Respiratory Bronchiole)

Question 24

Consists of 2 PRIMARY bronchi on each lung: a.Rightlung

b. Leftlung
c. Both
d. Neither

Answer 24

Neither

Question 25

It is the Prominent characteristic feature of the olfactory region.

Answer 25

Olfactory Glands(Bowmans Gland)

Question 26

- one of the cell types in the respiratory region, they resemble basal cells but contain secretory granules. - These are endocrine cells of the diffuseneuroendocrine system (DNES)

Answer 26

Small granule cells (Kulchitsky cells)

Question 27

Which is not included a. Terminal bronchioles, b. alveolar ducts c. alveolar sacs, d. alveoli.

Answer 27

Terminal Bronchioles - part of the Respiratory Region that doesnt engage in gas exchange.

Question 28

-these are air-filled spaces in the bones of the walls of the nasal cavity. These are often subject to acute infection after viral infection of the upper respiratory tract. Severe infections may require physical drainage.

Answer 28

Paranasal Sinuses

Question 29

these are branches of segmental bronchi that are 1 mm or less in diameter and do not possess cartilage plates or glands.

Answer 29

Bronchioles

Question 30

.What layer is not found in the Olfcatory Mucosa? a.Bipolarneurons b. Supporting (Sustentacular) cells c. Basalcells d. Brushcells e. Lymphocytes

Answer 30

Lymphocytes

Question 31

Passage way for air from the external environment to lungs (nose to bronchioles)

Answer 31

Conducting portion

Question 32

Exchange of gases between air and blood. (ALVEOLI)

Answer 32

Respiratory portion

Question 33

Paired chambers separated by a bony and cartilaginous septum.

Answer 33

Nasal cavities

Question 34

A dilated space of the nasal cavity just inside the nostrils and lined by skin.

Answer 34

Nasal vestibule

Question 35

The largest part (inferior two-thirds) of the nasal cavities and lined by respiratory mucosa.

Answer 35

Respiratory region

Question 36

Located at the apex (upper one third) of each nasal cavity and lined by specialized olfactory mucosa.

Answer 36

Olfactory region

Question 37

Forms a part of the external nose.

Answer 37

Vestibule of the nasal cavity

Question 38

Communicate anteriorly with the external environment

Answer 38

Vestibule of the nasal cavity

Question 39

Vestibule of the nasal cavity is lined with:

Answer 39

Stratified squamous epithelium

Question 40

The nasal cavity contains a variable number of ________ that entrap large particulate matter before it is carried in the airstream to the rest of the cavity.

Answer 40

Vibrissae

Question 41

True or false: Sebaceous glands are present in the anterior part of the nasal cavity.

Answer 41

True (The secretions assist in the entrapment of particulate matter).

Question 42

Posteriorly where the vestibule ends, the stratified squamous epithelium becomes thinner and undergoes a transition to _____________ that characterizes the respiratory region.

Answer 42

Pseudostratified epithelium

Question 43

Posteriorly, sebaceous glands are:

Answer 43

Absent

Question 44

Constitutes most of the volume of the nasal cavities.

Answer 44

Respiratory region

Question 45

Respiratory region is lined by the _________.

Answer 45

Respiratory mucosa