Saliva/ oral anatomy

Question 1

What is the technical term for the mouth?

Answer 1

Oral cavity

Question 2

What are the 2 parts which the mouth is split into?

Answer 2

The inner vestibule- inside the teeth where the tongue sits

Buccal sulcus- between the outside of the teeth and the cheeks

Question 3

What is the oral cavity lined with?

Answer 3

Moist tissue called the oral mucosa

Question 4

What is the two different names of the gingivae within the mouth?

Answer 4

The attached gingivae

The gingival crevice

Question 5

Where is the gingival crevice?

Answer 5

The gym around each tooth

Question 6

Where is the attached gingivae?

Answer 6

Gum fastener to the alveolar bone

Question 7

What is the hard palate covered in?

Answer 7

Ridged tissue called the rugae which helps when sucking and talking

Question 8

What does the soft palate do?

Answer 8

Prevents food from entering the nose during swallowing which has a small projection of tissue in the centre called the uvula

Question 9

Where is the retro-molar triangle?

Answer 9

On the bone behind the lower third molar

Question 10

What tissue covers the retro molar triangle?

Answer 10

The molar pad

Question 11

What bit of tissue can become inflammed during eruption causing peritonitis?

Answer 11

The molar pad

Question 12

What are tonsils?

Answer 12

Large lymph glands

Question 13

When infection is present in the tonsils what do they fill up with?

Answer 13

White blood cells called lymphocytes

Question 14

What do white blood cells try to do?

Answer 14

Stop infection from spreading

Question 15

What is the name of the strands of tissue which attach to the underlying bone?

Answer 15

Fraenums e.g. under the lip

Question 16

What is the name for the gap in between the central incisors?

Answer 16

The mid line diastema

Question 17

What is the name of a small taste bud?

Answer 17

Filliform papillae

Question 18

What is the name of a medium taste bud?

Answer 18

Fungiform papillae

Question 19

What is the name of large taste buds?

Answer 19

Circumvallate papillae

Question 20

Which bit of tissue can cause a tongue to to be tied?

Answer 20

The lingual fraenum

Question 21

Which part of the tongue can be given drugs for easy absorption?

Answer 21

The underneath (sublingually)

Question 22

What is the name of the flap of tissue which protects the top of the larynx (airway) from good going down the wrong way?

Answer 22

The epiglottis

Question 23

What is the name for the swelling of the tongue?

Answer 23

Glossitis

Question 24

What are signs of oral cancer which can be spotted during an exam?

Answer 24

White patches, lump, persistent ulcers

Question 25

What is the names of the three main salivary glands?

Answer 25

Parotid Sublingual Submandibular

Question 26

What duct does the parotid gland secrete from?

Answer 26

The stensons duct

Question 27

What percentage of saliva does the parotid gland secrete?

Answer 27

25%

Question 28

Where is the parotid gland?

Answer 28

In front of the ear, around the outer army’s if the mandible

Question 29

Where is the sublingual gland found?

Answer 29

Under the floor of the mouth behind the lower incisors In the sublingual fossa on the inner body of the mandible

Question 30

What type of saliva does the parotid duct secrete?

Answer 30

Thin ‘serous’ saliva

Question 31

Where is the stensons duct?

Answer 31

Opposite the upper molar teeth

Question 32

What type of saliva does the sublingual gland secrete?

Answer 32

Thick ‘mucus’ saliva through 10-20 sublingual ducts under the tongue

Question 33

Where is the submandibular gland found?

Answer 33

Inside the angle of the mandible in the submandibular fossa

Question 34

What type of saliva does the submandibular gland produce?

Answer 34

A medium ‘muco-serous’ saliva

Question 35

What duct does the submandibular gland secrete from?

Answer 35

The Wharton’s duct

Question 36

Where is the Wharton’s duct?

Answer 36

Behind the lower incisors

Question 37

What is saliva made up from?

Answer 37

``` 99% water plus Proteins enzymes waste products Inorganic ion- minerals e.g. calcium Gases- co2, oxygen and phosphate Extras- bacteria, food, white blood cells ```

Question 38

What is the name for reduced saliva flow?

Answer 38

Xerostomia

Question 39

Why may a patient have reduced saliva flow?

Answer 39

- radiotherapy - immune deficiency - blocked salivary glands - drugs, like statins - fear and emotions - alcohol - dehydration - pre end drugs, like atropine

Question 40

How may saliva flow be increased?

Answer 40

- Thought, site or smell of food - stimulation of the glands - nausea - sour foods - food poisoning - yawning

Question 41

What are the functions of saliva?

Answer 41

- digestion - cleansing - buffet - remineralisation - moistening - lubrication - sticking - excretion - fluid balance

Question 42

what are the problems with saliva?

Answer 42

- indigestion - bacterial overgrowth - increased caries - discomfort - speech difficulty - difficultly swallowing - build up of waste - thirst

Question 43

Why just saliva be controlled during dental treatments?

Answer 43

- allow visibility - protect patient airways - prevent aerosol and spatter - prevent contamination - ensure patient is comfortable

Question 44

During dental treatment how can you control saliva?

Answer 44

- suction - rubber dam - absorptions e.g. cotton roll - rinsing brakes - air syringe

Question 45

What is the most common type of oral cancer?

Answer 45

Invasive squamous carcinoma which is painless

Question 46

What test can be used to used to test for oral cancer?

Answer 46

Ora test | Using orascreen tolonium Chloride blue dye

Question 47

What are the two main types of Tumors?

Answer 47

Benign- localised found in one area and doesn’t spread elsewhere Malignant- this tumor consists of cancer cells which have the ability to spread beyond the original sight

Question 48

What is oral candidosis caused by?

Answer 48

Candida albicans

Question 49

What does oral thrush look like?

Answer 49

A white film and sore patches occurs on the tongue and roof of the mouth

Question 50

How do you treat oral thrush?

Answer 50

Antifungal gel, lozenges etc

Question 51

What is the name for oral candidosis under a denture?

Answer 51

Denture stomatitis

Question 52

What is the name for oral candidosis around the corners of the lips?

Answer 52

Angular Chelitis

Question 53

Where does herpes simplex lay?

Answer 53

In the trigeminal nerve

Question 54

How do you treat herpes simplex?

Answer 54

By using aciclovir or zovirax