Respiratory System

Question 1

Major components of the respiratory system cross the head and neck

Answer 1

Nose
Paranasal sinuses
Larynx
Trachea

Question 2

The nose consists of__ and. __

Answer 2

External nose
Nasal cavity

Question 3

Division of nasal septum

Answer 3

Right and left halves

Question 4

Attached to the forehead by the root (bridge) of the nose.

Answer 4

External nose

Question 5

Two elliptical, external orifices are called the ___ which are separated from each other by the nasal septum.

Answer 5

Nostrils

Question 6

Peripheral bony elements of the external nose

Answer 6

Nasal bone
Frontal process of the maxillae
Nasal part of the frontal

Question 7

____. Completes the framework of the external nose. They are plates of hyaline cartilage that made up the majority of the external nose

Answer 7

Nasal cartilages

Question 8

Primary muscles of the external nose

Answer 8

Nasalis (compressor naris)
Dilator naris
Levator labii superioris alaque nasi

Question 9

Supplies the skim and the external nose

Answer 9

Ophthalmic and maxillary A

Question 10

Supplies the skin of the ala and the lower part of the septum

Answer 10

Facial A

Question 11

Innervates the bridge and crest of nose. Supplies the side of the nose

Answer 11

Infratrochlear & external nasa of CN V1
Infraorbital branch CN V2

Question 12

The nasal cavity extends from the ___ in front of the ___

Answer 12

Nostrils , choanae

Question 13

The nasal ______ is the area of the nasal cavity lying just inside the nostril

Answer 13

Vestibule

Question 14

The _____ is the entrance to the middle meatus and sits just superior to the vestibule. The nasal septum divides the cavity into ___ and ___ halves.

Answer 14

Atrium , right and left

Question 15

Components of the floor of the nasal cavity

Answer 15

Palatine process of the maxilla and
the horizontal plate of the palatine bone

Question 16

Three projections of the lateral wall

Answer 16

Superior, middle and inferior nasal conchae

Question 17

Superior and middle conchae are parts of the ___ whereas the inferior concha is an ___

Answer 17

Ethmoid bone , individual bone

Question 18

Space below the concha

Answer 18

Meatus

Question 19

____ is a small area above the superior concha. It receives the opening of the ____

Answer 19

Sphenoethmoidal recess , sphenoid air sinus

Question 20

___ lies below the superior concha. Receives the openings of the _____

Answer 20

Superior meatus , posterior ethmoid sinuses

Question 21

__ lies below the middle concha. It has a rounded swelling called the ___ that is formed by the ____ which open on its upper border

Answer 21

Middle meatus , bulla ethmoidalis , middle ethmoidal air sinus

Question 22

Curved opening that lies just below the bulla

Answer 22

Hiatus semilunaris

Question 23

The anterior end of the hiatus leads into a funnel-shaped channel called the _____, which is continuous with the _____

Answer 23

Infundibulum , frontal sinus

Question 24

The ______ lies below the inferior concha and receives the opening of the lower end of the ______

Answer 24

Inferior meatus , nasolacrimal duct

Question 25

Medial wall Upper portion: Lower part: Anterior part: Rarely line in the midline :

Answer 25

Vertical (perpendicular) plate of the ethmoid Vomer Septal cartilage Septum

Question 26

Lined with modified skin and has coarse hairs

Answer 26

Vestibule

Question 27

A small olfactory region above the superior concha is lined with olfactory mucous membrane and contains nerve endings sensitive to the?

Answer 27

Reception of smell

Question 28

Roof of the nasal cavity

Answer 28

Sphenoethmoidal recess Superior surface of the superior concha Superior edge of the nasal septum

Question 29

The presence of warm blood in the venous plexuses serves to warm the ____ as it enters the respiratory system.

Answer 29

Inspired air

Question 30

The presence of mucus on the surfaces of the conchae moistens the area and traps foreign particles and organisms in the inspired air, which are then swallowed and destroyed by ___

Answer 30

Gastric acid

Question 31

Nerves of general sensation are branches of the

Answer 31

Ophthalmic division and the maxillary division of CN V

Question 32

Nasal cavity blood supply

Answer 32

Maxillary A Important branch: Sphenopalatine A — anastomose with the septal branch of the superior labial branch of the facial A

Question 33

Nasal cavity lymph drainage

Answer 33

Vestibule - submandibular nodes Remainder of nasal cavity - upper deep cervical nodes

Question 34

paranasal sinuses are cavities in the interior of the

Answer 34

Maxilla Fromal Sphenoid Ethmoid

Question 35

Paranasal sinuses are lined with mucoperiosteum and filled with air; they communicate with the nasal cavity through relatively ?

Answer 35

Small apertures

Question 36

Middle meatus through hiatus semilunaris what sinus

Answer 36

Maxillary sinus

Question 37

Middle meatus via infundibulum

Answer 37

Frontal sinus

Question 38

Sphenoethmoidal recess

Answer 38

Sphenoid sinus

Question 39

Infundibulum and into the middle meatus

Answer 39

Anterior group of ethmoid sinus

Question 40

Middle meatus on or above bulla ethmoidalis

Answer 40

Middle group of ethmoid sinus

Question 41

Superior meatus

Answer 41

Posterior group of ethmoidal sinus

Question 42

Paranasal sinuses function to decrease the weight of the skull by ___ and give resonance to the voice.

Answer 42

7 to 20%

Question 43

T or F: The quality of the voice is markedly changed when the apertures of the sinuses are blocked or they become filled with fluid.

Answer 43

True

Question 44

The mucus produced by the mucous membrane is moved into the nose by

Answer 44

Ciliary action of the columnar cells

Question 45

Drainage of the mucus is also achieved by the siphon action created during the

Answer 45

Blowing of the nose

Question 46

Maxillary and sphenoid sinuses are present in a rudimentary from at birth; they enlarge appreciably after ?

Answer 46

8th year and achieve full form in adolescence.

Question 47

Expansion of the ______ is one of the factors responsible for the significant postnatal growth of the facial skeleton.

Answer 47

Paranasal sinus

Question 48

Is pyramidal in shape and located within the body of the maxilla behind the skin of the cheek. The floor of the orbit forms the roof, and the floor is related to the roots of the premolars and molar teeth.

Answer 48

Maxillary sinus

Question 49

contains the two frontal sinuses. They are separated from each other by a bony septum. Each sinus is roughly triangular, extending upward above the medial end of the eyebrow and backward into the medial part of the roof of the orbit.

Answer 49

Frontal sinuses

Question 50

lie within the body of the sphenoid bone. A thin bony septum separates the sinuses.

Answer 50

Sphenoid sinus

Question 51

Three pairs of ethmoid sinus __ , __ ,__ between the nose and the orbit. They are separated from the orbit by an extremely thin plate of bone, and infection can readily spread from the sinuses into the orbit.

Answer 51

Anterior, middle and posterior