RESPIRATORY SYSTEM

Question 1

the visible structure that forms a prominent feature of the face

Answer 1

EXTERNAL NOSE

Question 2

the largest part of the external nose is composed of

Answer 2

HYALINE CARTILAGE PLATES

Question 3

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

Answer 3

NASAL CAVITY

Question 4

external openings of the nasal cavity

Answer 4

NARES / NOSTRILS

Question 5

the openings into the pharynx

Answer 5

CHOANAE

Question 6

the anterior portion of the roof of the mouth; it separates the nasal cavity
from the oral cavity

Answer 6

HARD PALATE

Question 7

the nasal cavity is divided into right and left halves by a partition called

Answer 7

NASAL SEPTUM

Question 8

three lateral bony ridges / helping
the air churn through the nasal cavity.

Answer 8

CONCHAE

Question 9

the air passes through tunnels beneath each concha.

Answer 9

MEATUS

Question 10

within the superior and middle meatuses are openings from the various

Answer 10

PARANASAL SINUSES

Question 11

common opening of both the digestive and the
respiratory systems.

Answer 11

PHARYNX

Question 12

three regions of the pharynx

Answer 12

• NASOPHARYNX
• OROPHARYNX
• LARYNGOPHARYNX

Question 13

it’s is located in the anterior part of the laryngopharynx and extends from the base
of the tongue to the trachea.

Answer 13

LARYNX

Question 14

largest of the cartilages

Answer 14

THYROID CARTILAGE

Question 15

an inflammation of the vocal folds

Answer 15

LARYNGITIS

Question 16

allows air to flow into the lungs

Answer 16

TRACHEA

Question 17

reinforcing the trachea

Answer 17

15–20 C-SHAPED PIECES OF HYALINE CARTILAGE

Question 18

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

Answer 18

TRACHEOBRONCHIAL TREE

Question 19

occurs when the smooth muscle relaxes, making the bronchiole diameter larger.

Answer 19

BRONCHODILATION

Question 20

occurs when the smooth muscle contracts, making the
bronchiole diameter smaller.

Answer 20

BRONCHOCONSTRICTION

Question 21

are small, air-filled chambers where the air and the blood come into
close contact with each other.

Answer 21

ALVEOLI

Question 22

are thin squamous epithelial cells that form 90%
of the alveolar surface.

Answer 22

TYPE I PNEUMOCYTES

Question 23

are round or cube-shaped secretory cells that
produce surfactant

Answer 23

TYPE II PNEUMOCYTES

Question 24

is where O2 enters the blood
and CO2 exits the blood.

Answer 24

RESPIRATORY MEMBRANE

Question 25

separating the two pleural cavities is a central region called ________

Answer 25

MEDIASTINUM

Question 26

covers the inner thoracic wall.

Answer 26

PARIETAL PLEURA

Question 27

which covers the surface of the lung

Answer 27

VISCERAL PLEURA

Question 28

acts as a lubricant, allowing the parietal and visceral pleural membranes
to slide past each other during ventilation.

Answer 28

PLEURAL CAVITY

Question 29

blood that has passed through the lungs and picked up O2

Answer 29

OXYGENATED BLOOD

Question 30

the blood that has passed through the tissues and released some of its O2

Answer 30

DEOXYGENATED BLOOD

Question 31

it is the process of
moving air into and out of the
lungs

Answer 31

VENTILATION