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Flashcards in Respiratory System Deck (42):
1

What are the functions of the respiratory system?

Gas exchange
Regulate Blood pH
Contains smell receptors
Filters inspired air
Produces sounds
Rids body of water/heat in expired air

2

The cardiovascular system and the respiratory system cooperate to supply ____ and eliminate ____

O2
CO2

3

What are the components of the respiratory system?

Nose
Pharynx (throat)
Larynx (voice box)
Trachea (wind pipe)
Bronchi
Lungs

4

The upper respiratory system is composed of what parts?

Nose
Pharynx
Associated structures

5

The lower respiratory system is composed of what parts?

Larynx
Trachea
Bronchii
Lungs

6

What are the two functional divisions of the respiratory system?

Conduction portion
Respiratory portion

7

What are the functions of the two functional divisions of the respiratory system?

Conducting portion - filter, warm, moisten air and conduct it into lungs. Nose, pharynx, larynx, trachea, bronchi, bronchioles, terminal bronchioles

Respiratory portion - tissues w/in lungs where gas exchange occurs. Respiratory bronchioles, alveolar ducts, alveolar sacs, alveoli

8

What is Otorhinolaryngology?

Diagnosis and treatment of ears, nose and throat

9

What is pulmonology?

Diagnosis and treatment of disease of the lungs

10

The external nose is composed of __________ and _________ covered with muscle, skin and lined with a ___________

bony framework
hyaline cartilage
mucous membrane

11

The internal nose lies _______ to the nasal bone and ________ to the mouth

inferior
superior

12

The space within the internal nose is the ____.

nasal cavity

13

The anterior portion just inside the nostrils is called the ________.

vestibule

14

The _________ divides the nasal cavity into right and left sides

nasal septum

15

The _______ divide the nasal septum into groove-like passageways called the superior, middle and inferior meatuses.

conchae

16

The _________ line the superior nasal conchae and adjacent septum.

olfactory receptors

17

Mucous secreted by __________ moistens the air entering the nose and traps dust particles

goblet cells

18

____ move the mucous and trapped particles towards the pharynx to be swallowed or spit out

Cilia

19

The functions of the pharynx are ________

passageway for air and food
resonating chamber for speech sounds
houses the tonsils

20

The anatomical regions of the pharynx are _______

nasopharynx
oropharynx
laryngopharynx

21

The ________ is the superior portion of the pharynx.

nasopharynx

22

Pharyngeal tonsils are located in the ________.

nasopharynx

23

Palatine and lingual tonsils are located in the __________.

Oropharynx

24

The larynx is ________

a short passageway that connects the laryngopharynx with the trachea

25

During swallowing, the _______ closes off the glottis (vocal cords) and prevents food from entering the larynx and airways inferior to it.

epiglottis

26

What is cricoid cartilage?

A ring of cartilage that forms the inferior wall of the larynx

27

The mucous membrane of the larynx forms two pairs of folds- ________ and ________

ventricular folds
vocal folds

28

The _______ is anterior to the esophagus and extends from the larynx to the superior border of the 5th thoracic vertebra where it branches to form bronchi.

Trachea

29

What are the layers of the trachea?

Mucosa
Submucosa
Hyaline cartilage
Adventitia

30

A tracheostomy is _______

an operation to make an opening into the trachea

31

The bronchi are _____

air passageways connecting the trachea to the lungs

32

The ridge where the trachea branches into the right and left bronchi is the _________

carina

33

Bronchi branch into tertiary bronchi and eventually _____

bronchioles

34

The two layers of the pleural membrane of the lung are _______ and ________

Visceral pleura
Parietal pleura

35

The pleural cavity is filled with ________

Serous fluid

36

________ or _________ is an inflammation of the pleural membrane

Pleurisy
Pleuritis

37

The lungs are divided into lobes by _______

fissures

38

The right lung has __ lobes while the left lung has ___ lobes

3
2

39

Terminal bronchioles are called __________, which are subdivided into ___________.

respiratory bronchioles
alveolar ducts

40

An _______ is a cup-shaped outpouching lined by simple squamous epithelium

alveolus

41

Type I alveolar cells provide ________ while Type II alveolar cells ________.

structure
secrete surfactant to lower suface tension of alveolar fluid

42

The alveolar walls and capillary walls form the ________

respiratory membrane