Chapter 10 Landmarks of the Face and Oral Cavity

anterior faucial pillar

Anterior arch of the soft palate

Buccal vestibule

Area between the cheeks and the teeth or alveolar ridge

Frenum

Band of tissue that passes from the facial oral mucosa at the midline of the arch to the midline of the inner surface of the lip

Labial frenum

Band of tissue that passes from the facial oral mucosa at the midline of the arch to the midline of the inner surface of the lip

Mucobuccal fold

Base of the vestibule where the buccal mucosa meets the alveolar mucosa

Of the four primary tastes, only______ is the most easily distinguished

Bitter

The fold of tissue at the corner of the eyelid is:

Canthus

Tragus

Cartilaginous projection anterior to the external opening of the ear

The term buccal refers to:

Cheek

Vermilion border

Darker-colored border around the lips

The face is:

Defined as the part of the head that is visible from a frontal view, anterior to the ears, all that lies between the hairline and the chin

Mucogingival junction

Distinct line of color change in the tissue where the alveolar membrane meets with attached gingivae

Root

Facial landmark commonly called the "bridge" of the nose

canthus

Fold of tissue at the corner of the eyelids

The _______ is a narrow band of tissue that one to two structures

Frenum

A patient comes in with inflammation and cracking at their commissures. This condition is commonly associated with

HIV, Herpes, Vitamin B Deficency.

Angular cheilosis

Inflammation at the corners of the mouth that may be caused by nutritional deficiency of the B complex vitamins, but most commonly is a fungal condition.

What is the correct term for the gum tissue that normally extends between the teeth?

Interdental gingiva or interdental papilla

The soft palate

Is movable posterior third of the palate, posterior to the hard palate, is supported by fauces, ends with the uvula

fungiform papillae

Knoblike projections on the tongue

The common term for labia are:

Lips

gingiva

Masticatory mucosa that covers the alveolar processes of the jaws and surrounds the necks of the teeth

Nasion

Midpoint between the eyes just below the eyebrows

Linea alba

Normal variation noted on the buccal mucosa

Fordyce's spots

Normal variations that may appear on the buccal mucosa

Where are the taste buds located?

On the fungiform papillae and in the trough of the vallate papillae

The area inside of the dental arches is considered to be the:

Oral cavity

Mental protuberance

Part of the mandible that forms the chin

mental protuberance

Part of the mandible that forms the chin

Incisive papilla

Pear-shaped pad of tissue that covers the incisive foramen

Uvula

Pear-shaped projection at the end of the soft palate

Posterior faucial pillar

Posterior arch of the soft palate

Philtrum

Rectangular area from under the nose to the midline of the upper lip

The common name for the pallet is:

Roof of the mouth

Parotid papilla

Small elevation of tissue located on the inner surface of the cheek

Glabella

Smooth surface of the frontal bone; also, the anatomic part directly above the root of the nose

vestibule

Space between the teeth and the inner mucosal lining of the lips and cheeks

Functions of the tongue include

Speaking, cleansing oral cavity, positioning food while eating

The functions of the taste buds include:

Tasting food and warning when food is too hot

Labial commissure

The angle at the corner of the mouth where the upper and lower lips join

Zygomatic arch

The arch formed when the temporal process of the zygomatic bone articulates with the zygomatic process of the temporal bone

Normal gingiva has which of the following characteristics?

The color of normal gingiva varies according to the individuals pigmentation

Nasolabial sulcus

The groove extending upward between the labial commissure and the nasal ala

vallate papillae

The largest papillae on the tongue, arranged in the form of a V

angle of mandible

The lower posterior of the ramus

Anterior naris (NAY-ris)

The nostril

Isthmus of fauces

The opening between the two arches of the soft palate

Oral cavity proper

The space on the tongue side within the upper and lower dental arches

Lingual frenum

The thin fold of mucous membrane that extends from the floor of the mouth to the underside of the tongue

filiform papillae

Threadlike elevations that cover most of the tongue

Septum

Tissue that divides the nasal cavity into two nasal fossae. Dental dam material located between the holes of the punched dam.

The _______ is the space between the teeth and the innermucosal lining of the lips and cheeks

Vestibule

Ala

Winglike tip of the outer side of each nostril

Teeth sit in bony sockets called:

alveoli

The gingiva that extends from the base of the sulcus to the mucogingival junction is the:

attached gingiva

unattached gingiva consists of the tissues from the top of the gingival margin to the

base of the gingival sulcus

Which of the following provide the sense of touch for the tongue?

filiform papillae

The area of the mouth that is bordered by the soft palate on the top, posterior of the tongue on the bottom, and the anterior and posterior fauces is the:

gag reflex

The space between the gum and the tooth before the bone starts, where popcorn husks become lodged, is the:

gingival sulcus

The __________ is the pear shaped pad of tissue located behind the maxillary central incisors

incisive papilla

The angle at the corner of the mouth is called:

labial commissure

The ________ is the white ridge of raised tissue on the buccal mucosa, which extends horizontally at the level where the maxillary and mandibular teeth come together

linea alba

The frenum passes from the floor of the mouth to the midline of the ventral border of the tongue

lingual

The tongue is attached to the floor of the mouth by the:

lingual frenum

labia

lips

The ______ of the mandible forms the chin.

mental protuberance

The bottom of the vestibule where the buccal mucosa meets the alveolar mucosa is the:

mucobuccal fold

The line where the tissue of the alveolar membrane meets the attached gingivae is the:

mucogingival junction

The groove that extends upward between each labial commissure and the nasal ala is the:

nasolabial sulcus

Tiny projections called _____ are located on the dorsum of the tongue.

papillae

The opening of the Stensen's duct of the parotid gland located in the buccal mucosa of the cheek is the:

parotid papilla

The rectangular area between the two ridges running under the nose to the midline of the upper lip is the:

philtrum

The nasal surfaces of the hard palate are covered with _____, and the oral surfaces are covered with _____.

respiratory mucosa; oral mucosa

The irregular ridges of masticatory mucosa that are located behind the maxillary central incisors are called:

rugae

The primary tastes that create all flavors of food are:

salty, sweet, sour, bitter

Two small papillae are located on either side of the lingual frenum under the tongue that serve as openings for the ______ salivary glands

submandibular

The cartilaginous projection of the ear that is anterior to the external opening is the:

tragus

The anterior _____ of the tongue is called the body.

two-thirds

The U-shaped projection of tissue at the posterior area of the soft palate is the:

uvula