Ch 18 Pharynx

Question 1

The pharynx is part of the _ and _ system and is found _ to the nasal cavity, larynx, and oral cavity.

Answer 1

digestive, respiratory, posterior

Question 2

The pharynx is about _ cm long

Answer 2

12

Question 3

The pharynx extends from the _ of the skull inferiorly to the _ cartilage below which lies at CV _ then is continuous with the _.

Answer 3

base, cricoid cartilage, CV 6, espohagus

Question 4

The pharynx is _ shaped.

Answer 4

funnel

Question 5

The widest part of the pharynx is just below the _

Answer 5

below the skull

Question 6

The narrowest part of the pharynx is the _.

Answer 6

esophagus

Question 7

The pharynx has openings to let it communicate with these 7 cavities:-

Answer 7

-nasal cavities (2)
-tympanic cavities (2)
-oral cavity
-larynx
-esophagus

Question 8

The pharynx has 3 main parts:

Answer 8

-nasopharynx
-oropharynx
-laryngopharynx

Question 9

True or false: the pharynx is anterior to the cavities of its components

Answer 9

FALSE not anterior
sits posteriorly to cavities of its components

Question 10

The nasopharynx opens to the nasal cavity at the _ which is a bony aperture found at the junction of the nasal cavity and nasopharynx

Answer 10

CHOANAE not CONCHAE

Question 11

The roof and posterior wall of the nasopharynx form a continuous sloping surface that lies under the body of the _ bone and _ _ of the occipital bone

Answer 11

sphenoid, basilar part

Question 12

The mass of lymphoid tissue found in the mucous membrane of the nasopharynx is called the _ _ AKA _.

Answer 12

pharyngeal tonsil AKA adenoids

Question 13

pharyngeal tonsil is AKA

Answer 13

adenoids
-think adenoidectomy

Question 14

If the adenoids AKA pharyngeal tonsils become too enlarged they can cause _ _

Answer 14

respiratory obstruction

Question 15

The lateral wall of the nasopharynx is noted by the pharyngeal opening of the _ _

Answer 15

pharyngeal opening of the auditory tube

Question 16

The Pharyngeal opening of the auditory tube is _cm posterior of the inferior nasal conchae

Answer 16

1.5cm posterior

Question 17

The auditory tube = EustACHian tube =

Answer 17

Pharyngotympanic tube

Question 18

Pharyngotympanic tube = EustACHian tube =

Answer 18

auditory tube

Question 19

The auditory tube (know its 2 other names *) is _cm long and connects the _ cavity of the _ ear with the pharynx

Answer 19

3.5 cm long, tympanic cavity of the middle ear

Question 20

The _-lateral 2/3 of the Eustachian tube (know its 2 other names*) is made of _ cartilage and relates to the pharynx

Answer 20

antero-lateral, elastic

Question 21

The _-lateral 1/3 of the Eustachian tube (know its other 2 names*) relates to the middle ear and is _.

Answer 21

postero-lateral, bony

Question 22

The cartilaginous part of the pharyngotympanic tube (know its other 2 names*) usually remains _ due to _ tissue.

Answer 22

collapsed, elastic tissue

Question 23

The cartilaginous part of the pharyngotympanic tube (know other names*) opens with a small click during (3 items):

Answer 23

-swallowing
-yawning
-pressure changes within tympanic cavity and atmosphere

Question 24

The pharyngotympanic tube has a medial end that is cartilaginous and projects into the nasopharynx on the lateral wall just _ to the auditory tube opening called the _ _.

Answer 24

superior to the tube opening, torus tubarius

Question 25

torus=

Answer 25

swelling

Question 25

The torus tubarius of the pharyngotympanic tube is made of 3 mucous membrane folds:

Answer 25

-salpingopalatine fold -salpingopharyngeal fold -torus levatorius

Question 25

The salpingopalatine fold of the torus tubarius extends from the _ to the _ _.

Answer 25

torus, soft palate

Question 26

The salpingopharyngeal fold of the torus tubarius extends from the _ to the _ wall of the pharynx.

Answer 26

torus to the lateral wall

Question 27

The torus levatorius of the torus tubarius sits _ the 2 other folds and extends from the mouth of the tube to the _ _.

Answer 27

between, soft palate

Question 28

Each fold of the torus tubarius exists because of the presence of a _ housed by the fold.

Answer 28

muscle

Question 29

The part of the nasopharynx that is posterior to the torus tubarius and salpingopharyngeal fold is the _ _

Answer 29

pharyngeal recess

Question 30

There is sometimes lymph tissue found in the pharyngeal recess which is called _ _

Answer 30

tubal tonsil

Question 31

The nasopharynx communicates with the oropharynx via the _ _.

Answer 31

pharyngeal isthmus

Question 32

The pharyngeal isthmus is bounded by the soft palate _ and the wall of the pharynx _.

Answer 32

anteriorly, posteriorly

Question 33

The part of the pharynx posterior to the oral cavity is the _.

Answer 33

oropharynx

Question 34

The oropharynx is continuous with the oral cavity via the _ _.

Answer 34

oropharyngeal isthmus

Question 35

The superior border of the oropharyngeal isthmus is the _ _.

Answer 35

soft palate

Question 36

The inferior border of the oropharyngeal isthmus is the _

Answer 36

tongue

Question 37

The pillars of the fauces are the _ border of the oropharyngeal isthmus

Answer 37

lateral

Question 38

The anterior pillar of the fauces is AKA =

Answer 38

palatoglossal arch

Question 39

The palatoglossal arch AKA the anterior pillar of the fauces is a mucous membrane fold extending from the _ to the side of the _.

Answer 39

palate, side of tongue

Question 40

The anterior pillar of the fauces AKA palatoglossal arch contains the _ muscle.

Answer 40

palatoglossal muscle

Question 41

The posterior pillar of the fauces is AKA

Answer 41

palatopharyngeal arch

Question 42

The palatopharyngeal arch AKA posterior pillar of the fauces extends from the _ _ to the _ side of the pharynx

Answer 42

soft palate, lateral side

Question 43

The palatopharyngeal arch AKA posterior pillar of the fauces contain the _ muscle

Answer 43

palatopharyngeal

Question 44

The tonsillar bed sits _ the anterior and posterior pillars of the fauces

Answer 44

between

Question 45

The tonsillar bed contains the _ _.

Answer 45

palatine tonsil

Question 46

Each palatine tonsil is a collection of _ tissue under t he mucous membrane of the _.

Answer 46

lymphoid, oropharynx

Question 47

The laryngopharynx is AKA

Answer 47

hypopharynx

Question 48

The laryngopharynx AKA hypopharynx extends from the _ _ of the epiglottis to the cricoid cartilage where it becomes continuous with the _.

Answer 48

upper border, esophagus

Question 49

The laryngopharynx AKA hypopharynx lies _ to the larynx

Answer 49

posterior

Question 50

The piriform recess lies on both sides of the _.

Answer 50

larynx

Question 51

During swallowing a bolus of food is usually deviated _ by the epiglottis into one or two food channels called the _ _.

Answer 51

laterally, piriform recesses

Question 52

The internal branch of the _ _ nerve AKA the _ _ nerve and superior _ artery course under the mucous membrane in each piriform recess.

Answer 52

superior laryngeal nerve AKA internal laryngeal nerve, laryngeal

Question 53

The wall of the pharynx consists of layers of these (4 items)

Answer 53

-mucous membrane -muscular layer -fibrous layer -fascial layer

Question 54

The mucous membrane lining the internal surface of the pharynx is continuous with the mucous membrane lining which 4 structures:

Answer 54

-nasal cavity -oral cavity -auditory tube -larynx