Respiratory anatomy

Question 1

What is part of the upper respiratory tract

Answer 1

Nose, nasal cavity, pharynx, paranasal sinus

Question 2

What is part of the lower respiratory tract

Answer 2

Larynx, trachea, bronchi, lungs

Question 3

What are the functions of the respiratory system (5)

Answer 3

1) Supplies O2
2) Removes CO2
3) Produces sound
4) Circulates air for smell
5) Protects and defends against pathogens (… I’m not sure how? but it said this :-/ )

Question 4

What is another name for the respiratory mucosa

Answer 4

Respiratory epithelium

Question 5

What is the mucus elevator

Answer 5

Mucus traps debris, cilia sweet toward the pharynx and it is expelled

Question 6

What is the repiratory mucosa lined with ?

Answer 6

pseudo stratified ciliated columnar

Question 7

What are external nares

Answer 7

Nostrils

Question 8

What is the function of the nostrils

Answer 8

moisten and warms air, provides airway into nasal cavity

Question 9

what are vibrissae

Answer 9

nose hairs

Question 10

what is vibrissae’s function

Answer 10

filter air

Question 11

Explain olfaction

Answer 11

Chemoreceptors in olfactory epithelium bind odour molecules

Question 12

What bone are the nasal conchae on

Answer 12

ethmoid

Question 13

what dot he nasal conchae do

Answer 13

swirl air, facilitate olfaction & filtering

Question 14

What do serous cells do

Answer 14

secrete watery serous fluid

Question 15

what do goblet cells do

Answer 15

secret mucus

Question 16

what is anosmia

Answer 16

loss of smell

Question 17

What is another name for the pharynx

Answer 17

the throat

Question 18

what happens in the nasopharynx

Answer 18

• drains the nasal cavity and auditory tube

* Has uvula * pharyngeal tonsil

Question 19

What does the uvula do

Answer 19

prevent food from entering the nasal cavity

Question 20

what is the orthopharynx

Answer 20

a common passage for food & air

has lingual & palatine tonsils

Question 21

What is in the laryngopharynx

Answer 21

opening to the esophagus

opening to the larynx

Question 22

what is another name for the larynx

Answer 22

voice box

Question 23

what does the larynx house?

Answer 23

The vocal folds

Question 24

Which larynx structures are made out of hyaline cartilage

Answer 24

Thyroid cartilage, cricoid cartilage,

Question 25

What structures are made out of elastic cartilage

Answer 25

epiglottis

Question 26

What does the epiglottis do

Answer 26

``` blocks glottis (entrance to airway) prevents food from entering trachea when u swallow ```

Question 27

what are the vocal folds made of

Answer 27

ligaments (elastic tissue)

Question 28

what do the vocal folds do

Answer 28

Vibrate to produce sound

Question 29

what is the glottis

Answer 29

opening of the trachea

Question 30

what are the vestibular folds

Answer 30

false vocal chords they don't rly do much

Question 31

what causes loudness

Answer 31

force that the air passes over the vocal folds

Question 32

what causes pitch

Answer 32

the diameter/ tension of the vocal cords

Question 33

what are a part of the resonating chamber

Answer 33

pharynx, nasal sinus, paranasal sinus

Question 34

Explain structure of trachea

Answer 34

c chawed hyaline cartilage linked by membrane and smooth muscle

Question 35

what is the bronchial tree

Answer 35

the branches are the bronchi

Question 36

How many primary bronchus

Answer 36

1 in each lung

Question 37

how many secondary bronchus

Answer 37

1 in each lobe

Question 38

how many tertiary bronchus

Answer 38

1 in each lung segment

Question 39

structure & function of bronchioles

Answer 39

smallest branch, no cartilage, smooth muscle | they regulate airflow

Question 40

what does the sympathetic system do to bronchioles

Answer 40

relaxes them increases diameter (bronchodilator)

Question 41

What does the parasympathetic system do to bronchioles

Answer 41

contracts them, decreases diameter, bronchoconstriction

Question 42

Explain the path the air would go through starting @ trachea

Answer 42

1) trachea 2) 1 bronchus 3) 2 bronchus 4) 4 bronchus 5) bronchioles 6) terminal bronchioles 7) Respiratory bronchioles 8) Alveoli & alveolar ducts

Question 43

what is a lobule

Answer 43

alveoli & alveolar ducts

Question 44

What is a lung alveoli made of

Answer 44

- simple squamous | - covered in capillaries

Question 45

What is the cardiac notch

Answer 45

The left lung is smaller bc heart

Question 46

Where is the parietal pleura

Answer 46

outer membrane

Question 47

visceral pleura?

Answer 47

inner membrane