Modul 20 pt 1

Question 1

This zone is the site of gas exchange including respiratory bronchioles, alveolar ducts and alveoli

Answer 1

Respiratory Zone

Question 2

This zone brings things to the gas exchange

Answer 2

Conducting Zone

Question 3

What is the main respiratory muscle? It is attached to the lungs?

Answer 3

Diaphragm

Question 4

This provides way for airway respiration, it moistens and warms entering air

Answer 4

The nose

Question 5

This is part of the external nose, it is a shallow vertical groove inferior to the apex

Answer 5

Philtrum

Question 6

This is the muscular tube that connects to the nasal cavity superiorly, has three parts

Answer 6

Pharynx

Question 7

This is the airway posterior to the nasal cavity, has tubes that open to the lateral walls, a passage for air only

Answer 7

Nasopharynx

Question 8

This is a passageway for food and air from the level of the soft palate to the epiglottis

Answer 8

Oropharynx

Question 9

This is another name for the opening of the mouth

Answer 9

Isthmus of fauces

Question 10

This is a pathway for food and air, extends to the larynx

Answer 10

Laryngopharynx

Question 11

This attaches to the hyoid bone and opens the laryngopharynx, provides airway, routes air and food town different tubes, also voice production happens here

Answer 11

Larynx

Question 12

This is made of elastic cartilage covers the laryngeal inlet during swallowing

Answer 12

Epiglottis

Question 13

This is the windpipe that runs form the larynx into the mediastinum

Answer 13

Trachea

Question 14

This is the inner most layer of the trachea, its ciliated with goblet cells

Answer 14

Mucosa

Question 15

This is the middle layer of the trachea, its made of connective tissue and has glands

Answer 15

Submucosa

Question 16

This is the outermost part of the trachea, it is made of connective tissue that encases the cartilage rings

Answer 16

Adventitia

Question 17

This is the last tracheal cartilage

Answer 17

Canna

Question 18

Which lung is bigger and why

Answer 18

Right because the heart is towards the left

Question 19

This is made up of alveolar and capillary walls and their fused basement membrane

Answer 19

Respiratory membrane

Question 20

These are surrounded by fine elastic fibers, they allow air pressure throughout the lungs to be equalized

Answer 20

Alveoli

Question 21

This is on the mediastinal surface, which is the site for attachment of the blood vessels, bronchi, lymphatic vessels and nerves

Answer 21

Hilum

Question 22

This delievers blood from the heart to the lungs and back, oxygenated blood is in the veins

Answer 22

Pulmonary circulation

Question 23

This is the blood system that delivers blood supply to the lungs through bronchial arteries

Answer 23

Systemic circulation

Question 24

This is a thin, double layer serosa that is on the lungs

Answer 24

Pleura

Question 25

The outer most layer of the lungs is called

Answer 25

Parietal layer

Question 26

The inner layer of the lungs is called

Answer 26

Visceral Layer

Question 27

This is the process of breathing in

Answer 27

Inspiration

Question 28

This is the process of breathing out

Answer 28

Expiration

Question 29

This is the pressure of air exerted by the air surrounding the body, 760 at sea level

Answer 29

Atmospheric pressure

Question 30

These are always described relative to the atmospheric pressure

Answer 30

Respiratory pressure

Question 31

This is the pressure in the alveoli, it rises and falls with pressure

Answer 31

Intrapulmonary pressure

Question 32

This pressure is always negative, helps the lungs from collapsing

Answer 32

Instrapleural pressure

Question 33

What does pulmonary pressure minus intrapleural pressure equal?

Answer 33

transpulmonary pressure

Question 34

If intrapulmonary pressure equals pulmonary pressure, what happens?

Answer 34

Lungs collapse

Question 35

Atelectasis is always known as _____ and is due to plugged bronchioles

Answer 35

lung collapse

Question 36

This is the relationship of pressure and gas, P is directly inversely related to V

Answer 36

Boyles law

Question 37

Is Inspiration an active or passive process?

Answer 37

Active

Question 38

Is expiration an active or passive process?

Answer 38

Passive

Question 39

Inspiration takes energy because it has to come over three things

Answer 39

Airway resistance Alveolar surface tension Lung compliance

Question 40

What is the major nonelastic source of resistance gas?

Answer 40

Friction

Question 41

What is the relationship between flow, pressure and resistance

Answer 41

Flow=Pressure/Resistance

Question 42

This is when liquid molecule is drawn closer together and it reduces their contact with gas molecules, and resists any force that tends to increase surface area of a liquid

Answer 42

Alveolar surface tension

Question 43

What reduces surface tension and prevents alveoli from collapsing

Answer 43

Surfactant

Question 44

This is a condition peculiar to premature babies who dont have fully developed lungs yet, they dont have surfactant in their bodies and are at a high chance of their lungs collapsing

Answer 44

Infant respiratory distress syndrome

Question 45

This is the stretchyness of the lungs, is is determined by distendibility of the lungs and the alveolar surface tension

Answer 45

Lung compliance

Question 46

The amount of air inhaled or exhaled with each breath under resting conditions

Answer 46

Tidal Volume (TV)

Question 47

The volume of air remaining in lungs after a normal Tidal volume expiration

Answer 47

Functional residual capacity

Question 48

TV + IRV + ERV

Answer 48

Vital Capacity

Question 49

Amount of air that can be forcefully inhaled after normal tidal volume inhalation

Answer 49

Inspiration reserve volume | IRV

Question 50

ERV + RV

Answer 50

functional residual capacity

Question 51

Amount of air that can be forcefully exhaled after a normal tidal volume exhalation

Answer 51

Expiratory reserve volume

Question 52

Amount of air remaining in the lungs after forced exhalation

Answer 52

Residual volume

Question 53

Maximum amount of air that can be inspired after a normal expiration

Answer 53

Inspiratory capacity

Question 54

Maximum amount of air that can be expired after a maximum inspiratory effort

Answer 54

Vital capacity

Question 55

Max. amount of air in the lungs after max. inspiratory effort

Answer 55

Total lung capacity

Question 56

TV+IRV+ERV+RV

Answer 56

Total lung capacity

Question 57

AVR or ________ is the flow of gases into and out of the alveoli during a particular time.

Answer 57

Alveolar ventilation rate

Question 58

What is an example of obstructive pulmonary disease

Answer 58

Bronchitis

Question 59

What is an example of a restrictive disorder?

Answer 59

Fibrosis or TB