Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
76 Cards in this Set
- Front
- Back
What are the lips also known as? |
Labia |
|
The lips are outlined by this. |
Vermilion border |
|
The angle at the corner of the mouth where the upper and lower lips join.
|
Labial commissure |
|
The groove extending upward between each labial commissure and the ala of the nose. |
Nasolabial sulcus |
|
Which are the three types of mucous membrane tissue found in the oral cavity? |
Specialized, lining, and masticatory |
|
What two areas is the oral cavity divided into? |
The oral cavity proper and the vestibule |
|
The space between the teeth and the inner mucosal lining of the lips and cheeks. |
Vestibule |
|
The space contained within the upper and lower dental arches. |
Oral Cavity Proper |
|
A narrow band of tissue that connects two structures. |
Frenum |
|
This frenum passes from the midline of the maxillary or mandibular arch to the midline of the inner surface of the lip. |
Labial frenum |
|
This frenum passes from the oral mucosa near the maxillary or mandibular first molars to the inner surface of the cheek. |
Buccal frenum
|
|
Masticatory mucosae that cover the alveolar processes of the jaws and surround the neck of the teeth. |
Gingivae (gums) |
|
Describe some characteristics of normal ginigvae
|
Surround the tooth in collarlike fashion and are self cleansing, firm and resistant, tightly adapted to the teeth and bone, attached gingivae and interdental papillae are stippled (similar to an orange rind), surface color will vary according to individual pigmentation |
|
The border of gingivae surrounding the teeth in a collarlike fashion.
|
Unattached gingivae |
|
What other names is unattached gingivae sometimes referred to as? |
marginal or free gingivae
|
|
Where is unattached gingivae located?
|
tissue from the top of the ginigival margin to the base of the gingival sulcus |
|
Another name for interdental gingiva |
gingival papillae |
|
A shallow groove that runs parallel to the margin of the unattached gingiva and marks the beginning of the attached gingivae. |
Gingival groove |
|
Where is the attached gingivae? |
Base of the sulcus to the mucogingival junction |
|
What links the vestibule and the oral cavity proper? |
Space behind the last molar.
|
|
Separates the nasal cavity from the oral cavity below. |
Hard palate |
|
Which kind of mucosa covers the nasal cavity?
|
Respiratory mucosa |
|
Which kind of mucosa covers the oral surfaces? |
Oral mucosa |
|
Pear shaped pad of tissue that covers the incisive foramen.
|
Incisive papilla |
|
irregular ridges of masticatory mucosa extending laterally from the incisive papilla |
palatal rugae |
|
this runs posteriorly from the incisive papilla at the midline |
palatine raphe |
|
numerous small glands that open into the palatal mucosa as small pits |
palatal glands |
|
The movable posterior third of the palate |
soft palate |
|
The soft palate ends posteriorly as a free edge with a hanging projection called what? |
the uvula |
|
what are the two arches that support the soft palate called? |
the fauces |
|
name the anterior supporting arch of the soft palate, runs from the soft palate down to the lateral aspects of the tongue |
palatoglossal arch |
|
name the posterior supporting arch of the soft palate, the free posterior border of the soft palate |
palatopharyngeal arch |
|
What is the opening between the two arches of the soft palate called and what is contained there?
|
Isthmus and the palatine tonsil |
|
protective mechanism that occurs in the posterior of the mouth |
gag reflex
|
|
Which areas are part of the gag reflex?
|
posterior portion of the tongue, soft palate, fauces |
|
What happens when membranes associated with the gag reflex are touched?
|
Gagging, retching, vomiting |
|
List functions of the tongue |
Speech, manipulation and positioning of food, sense of taste, swallowing, cleansing of the oral cavity |
|
anterior two thirds of the tongue |
body |
|
posterior portion of the tongue that turns downward towards the pharynx |
root |
|
upper and posterior roughened surface of the tongue |
dorsum |
|
part of the tongue covered with smooth trans parent mucosa |
sublingual surface |
|
a thin fold of mucous membrane that extends from the floor of the mouth to the underside of the tongue |
lingual frenulum |
|
part of the head that is visible in a frontal view and is anterior tot he ears and all that lies between the hairline and the chin |
the face |
|
Name the nine areas of the facial region
|
forehead (eyebrows to the hairline), temples (temporal area posterior to eyes), orbital area (the eye and covered by the eyelids), external nose, zygomatic (malar area, prominence of the cheek), mouth and lips, cheeks, chin, external ear |
|
fold of tissue at the outer corner of the eyelids
|
outer canthus |
|
fold of tissue at the inner corner of the eyelids |
inner canthus |
|
winglike tip on the outer side of each nostril |
ala |
|
rectangular area between the two ridges running from under the nose to the midline of the upper lip |
philtrum |
|
cartilaginous projection anterior to the external opening of the ear |
tragus |
|
midpoint between the eyes just below the eyebrows (point on the skull where the two nasal bones and frontal bone join)
|
nasion |
|
smooth surface of the frontal bone; also the anatomical area directly above the root of the nose
|
glabella |
|
commonly called the bridge of the nose |
root |
|
tissue that divides the nasal cavity into two nasal fossae |
septum |
|
the nostril
|
anterior naris |
|
forms the chin
|
mental protuberance |
|
lower posterior of the ramus |
angle of the mandible |
|
prominence of the cheek |
zygomatic arch |
|
which two papillae on the tongue are responsible for taste? |
fungiform and vallate |
|
Which type of papilla are responsible for touch? |
Filliform |
|
Which papilla are responsible for tasting bitter? |
Vallate |
|
What is the function of the saliva produced by the salivary glands? |
Lubricate and cleanse the oral cavity, aid in digestion helps remineralize the teeth |
|
Which processes does saliva contribute to that negatively affect the oral cavity? |
Plaque formation and the formation of suprgagingival calculus. |
|
saliva that is watery and mainly protein fluid |
serous saliva |
|
saliva that is very thick and mainly carbohydrate fluid |
mucous saliva |
|
how are salivary glands classified? |
by size, major or minor
|
|
Which salivary gland is associated with the cirumvallate lingual papillae on the tongue? Is it major or minor?
|
Von Ebner's salivary gland, minor |
|
What are the three large salivary glands?
|
parotid, submandibular, and sublingual |
|
The largest major salivary gland, but provides only 25 percent of saliva, located below and infront of the ear |
parotid |
|
how does saliva pass from the parotid gland into the mouth? |
parotid duct or Stenson's duct |
|
second largest gland, size of a walnut, provides 60-65 percent of the total saliva
|
submandibular gland |
|
where does the submandibular gland lie? |
in the submandibular fossa posterior to the sublingual salivary gland |
|
how does saliva pass from the submandibular gland into the oral cavity?
|
submandibular duct or Wharton's duct (ends in the sublingual caruncles) |
|
smallest of the three major salivary glands, provides ten percent of the total saliva
|
sublingual salivary land |
|
how does the sublingual gland release saliva into the oral cavity? |
sublingual duct or Bartholin's duct |
|
a stone that may block a salivary gland opening |
sialolith |
|
Where are minor glands located? |
Scattered in the tissues of the Buccal, labial, and lingual mucosa; the soft palate; the lateral portions of the hard palate; floor of the mouth |