Respiratory System

Question 1

complete exchange of oxygen and carbon dioxide is coined as

Answer 1

respiration

Question 2

functions of the respiratory system

Answer 2

regulation of blood pH
production of chemical mediators
voice production
olfaction
protection

Question 3

main structures of the respiratory system

Answer 3

nose, pharynx, larynx, trachea, bronchi, lungs

larynx above is upper; trachea below is lower

Question 3

zone that is exclusive for air movement from the nose to the bronchioles

Answer 3

conducting zone

Question 3

zone that is exclusive for air movement from the nose to the bronchioles

Answer 3

conducting zone

Question 4

zone wherein gas exchange takes place

Answer 4

respiratory zone

lung & alveoli

Question 5

zone wherein gas exchange takes place

Answer 5

respiratory zone

lung & alveoli

Question 6

open chamber inside the nose where air first enters the respi system

Answer 6

nasal cavity

Question 7

nasal cavity is divided into two by a partition called

Answer 7

nasal septum

Question 8

the sensory organ of smell is what and where it is located

Answer 8

olfactory epithelium and located in the most superior part of the nasal cavity

Question 9

the common opening of both digestive and respiratory systems

Answer 9

pharynx

Question 10

posterior to the nasal cavity

Answer 10

nasopharynx

Question 11

nasopharynx is continuous with what? it is also the middle portion of pharynx

Answer 11

oropharynx

Question 12

what joins the oral cavity and the oropharynx?

Answer 12

fauces

Question 13

the inferior part of the pharynx is called? it is also above the larynx

Answer 13

laryngopharynx

Question 14

commonly known as the voicebox

Answer 14

larynx

Question 15

how many cartilages are single in the larynx?

Answer 15

3 are unpaired, 6 of 9 are paired

Question 16

largest cartilage of the larynx

Answer 16

thyroid cartilage (adam’s apple)

Question 17

the base of the larynx is formed by what cartilage

Answer 17

cricoid cartilage

Question 18

the single cartilage of the larynx that is composed of elastic instead of hyaline cartilage. and is the flap that prevents food from entering the respi system & vice versa

Answer 18

epiglottis

Question 19

also known as false vocal chords

Answer 19

vestibular folds

Question 20

true vocal cords are also called

Answer 20

vocal folds

Question 21

also known as the windpipe

Answer 21

trachea

Question 22

what muscle regulates the diameter of the trachea?

Answer 22

trachealis

Question 23

2 divisions of the trachea

Answer 23

bronchi or main bronchi or primary bronchi

Question 24

the tree that consists of the trachea and all other respiratory passageways in the lungs

Answer 24

tracheobronchial tree

Question 25

further divisions of the primary bronchi

Answer 25

lobar bronchi & segmental bronchi

Question 25

further divisions of the primary bronchi

Answer 25

lobar bronchi & segmental bronchi

Question 26

segmental bronchi divides into

Answer 26

bronchioles | they divide further to form terminal bronchioles

Question 26

segmental bronchi divides into

Answer 26

bronchioles | they divide further to form terminal bronchioles

Question 27

type of bronchioles where has exchange takes place

Answer 27

respiratory bronchioles

Question 28

principal organs of respiration

Answer 28

lungs

Question 29

region that separates two pleural cavities of the lungs

Answer 29

mediastinum

Question 30

two lymphatic supplies of the lungs

Answer 30

superficial & deep lymphatic vessels | superficial are deep to the visceral; deep follow bronchi

Question 31

this molecule reduces the surface tension in the alveoli

Answer 31

surfactant

Question 32

____ is a measure of the ease with which the lungs and thorax expand.

Answer 32

Compliance

Question 33

____ is the normal volume of air inspired and expired with each breath. At rest, quiet breathing results in a tidal volume of approximately 500 mL.

Answer 33

Tidal volume

Question 34

____ is the amount of air that can be inspired forcefully after a normal inspiration (approximately 3000 mL at rest).

Answer 34

Inspiratory reserve volume

Question 35

____ is the amount of air that can be forcefully expired after a normal expiration (approximately 1100 mL at rest).

Answer 35

Expiratory reserve volume

Question 36

____ is the volume of air still remaining in the respiratory passages and lungs after the most forceful expiration (approximately 1200 mL

Answer 36

Residual volume

Question 37

____ are the sum of two or more pulmonary volumes

Answer 37

Pulmonary capacities | Inspiratory capacity Functional residual capacity Vital Total lung

Question 38

____ is the tidal volume plus the inspiratory reserve volume. It is the amount of air a person can inspire maximally after a normal expiration (approximately 3500 mL at rest).

Answer 38

Inspiratory capacity

Question 39

____ he expiratory reserve volume plus the residual volume. It is the amount of air remaining in the lungs at the end of a normal expiration (approx. 2300 mL at rest).

Answer 39

Functional residual capacity

Question 40

____ is the sum of the inspiratory reserve volume, the tidal volume, and the expiratory reserve volume. It is the maximum volume of air a person can expel from the respiratory tract after a maximum inspiration (approximately 4600 mL).

Answer 40

Vital capacity

Question 41

____ is the sum of the inspiratory and expiratory reserve volumes plus the tidal volume and the residual volume (approximately 5800 mL).

Answer 41

Total lung capacity