Upper Airway I

Question 1

how is the nasal cavity kept patent

Answer 1

by its bony and cartilaginous framework

Question 2

waht does each cavity of the nasal cavity consist of

Answer 2

roof,
floor,
medial wall,
lateral wall

Question 3

what are the three regions of the nasal cavities

Answer 3

1) nasal vestibule
2) respiratory region
3) olfactory region

Question 4

what organs does the oral cavity contain

Answer 4

lips
tongue
teeth
salivary glands

Question 5

what are the specific functions of the oral cavity

Answer 5

ingestion, sensory reception (taste), mechanical processing (tongue, teeth, cheeks), lubrication (mucosa + salivary glands), digestion, protection (tonsils)

Question 6

important structures within the oral cavity

Answer 6

tongue
lips
hard + soft palate
uvula
geniohyoid mylohyoid
cheeks
glands

Question 7

the oral mucosa is a ________________ epithelium that protects against abrasive actions resulting from mechanical processing and bulk transport

Answer 7

stratified squamous epithelium

Question 8

similarly to the skin, ____________ is extra protection on dorsum of tongue and hard palate

Answer 8

keratinized
- stratified simple squamous

Question 9

what are the different types of glands (3)

Answer 9

1) parotid
2) submandibular
3) sublingual

Question 10

• produce serous secretion containing salivary enzyme to start carb digestion

Answer 10

parotid glands

Question 11

secretes buffer, mucins, and lysozymes
lies along inner surface of manible
ducts empty on either side of tongue

Answer 11

submandibular glands

Question 12

secretes buffer, mucins, and lysozymes
lies in flood of mouth (under tongue)
ducts empty on either side of tongue

Answer 12

sublingual

Question 13

what are the functions of saliva

Answer 13

lubricate oral surfaces, moisten food, dissolve chemicals to stimulate taste buds, start digestion of carbs, pH buffering, lysozymes, neuronal control in meduall (CNV mastication), CN VII, IX, X (taste buds), CN I (smell), CN 2 (vision), parasympathetic stimulation increases output

Question 14

primary teeth appear around ____ months of age

Answer 14

6 months

Question 15

secondary teeth appear around ____ years of age

Answer 15

4

Question 16

where are teeth embedded into

Answer 16

alveolar sockets of maxilarry and mandibular bones

Question 17

what joint cartilage is holding teeth in place

Answer 17

periodontal ligament

Question 18

normal adult teeth (32)

Answer 18

central incisors, lateral incisors, canines, 1st-2nd premolars, 1st-3rd molars [wisdom teeth]

Question 19

what are the three parts to a tooth

Answer 19

crown
neck
root

Question 20

what is the dentin

Answer 20

the inner bulk of the crown, neck, and root

Question 21

______ refers to the relationship formed by mandible, maxilla, and dentition

Answer 21

occlusion

Question 22

enamel continues over root surface as _____

Answer 22

cementum

Question 23

total root surface ensures stability in the _______ socket

Answer 23

alveolar

Question 24

T/F occlusions affect speech production

Answer 24

true

Question 25

normal occlusion

Answer 25

neutroclusion

Question 26

overbite

Answer 26

distoclusion

Question 27

underbite

Answer 27

mesoclusion

Question 28

swallowing requires _______ and _________ movements of both intrinsic and extrinsic muscles

Answer 28

coordinated and reflexive

Question 29

https://quizlet.com/108277391/unit-4-intrinsic-and-extrinsic-muscles-of-the-tongue-and-anatomy-of-the-tongue-flash-cards/

Answer 29

intrinsic + extrinsic muscles of tongue

Question 30

tonsils are a circle of immune defense at the opening to the __________

Answer 30

pharyngeal tube

Question 31

(Adenoids) roof of nasopharynx

Answer 31

pharyngeal tonsils

Question 32

(tonsils) lateral position between pillars on each side of oral cavity

Answer 32

palatine tonsils

Question 33

midline location

Answer 33

lingual tongue

Question 34

near opening of eustachian tube

Answer 34

tubal tonsils

Question 35

lymphatic system: robust immune defense - what are the lymphatic rings

Answer 35

Waldeyer’s Ring

Question 36

paranasal sinuses resonating to affect phonation

Answer 36

hollow spaces in 4 of our facial/cranial bones all lined with mucous (continuous with pharyngeal spaces) drain into pharyngeal spaces via narrow ducts = become blocked with inflammation

Question 37

what are the 4 paranasal sinuses

Answer 37

frontal, ethmoid, maxillary, sphenoid

Question 38

what is the soft palate

Answer 38

boundary between oral & nasal cavity prevents reflux of food/water into nasopharynx during swallowing prevents reflux of air into nasal cavity during phonation

Question 39

what are the muscles of the soft palate

Answer 39

tensor veli palatini muscle levator veli palatini muscle palatopharyngeus muscle

Question 40

what is the pharynx shared with

Answer 40

respiratory and digestive systems

Question 41

what are the 4 constrictor muscles capable of peristaltic contraction [in the pharynx]

Answer 41

superior middle inferior cricopharyngeus

Question 42

where is the pharynx suspended from

Answer 42

based of skull, mandible and hyoid bone - pharynx lifts during swallowing to help close epiglottis

Question 43

what are the division of the pharynx

Answer 43

nasopharynx oropharynx laryngopharynx

Question 44

what is the insertion of the muscles of the pharynx

Answer 44

median raphe

Question 45

what are the accessory muscles of the pharynx

Answer 45

1) stylopharyngeus 2) salpingopharyngeus

Question 46

what does the stylopharyngeus do

Answer 46

elevates pharynx

Question 47

what does the salpingopharyngeus do

Answer 47

opens eustachian tube during swallowing

Question 48

what is peristalisis

Answer 48

bolus pushed by sequential contraction of circular fibers amount of travel assisted by shortening (cause contraction of long. fibers) - NOT the same as segmentation that occurs in intestines