MDA Chapter 10 Landmarks of the face and oral cavity

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root

"bridge" of the nose.

Name and identify the landmarks of the face

1. Forehead 2. Temples 3. Orbital area 4. Nose 5. Zygomatic area 6. Mouth and lips 7. Cheeks 8. Chin 9. Ear

The winglike tip of the outer side of each nostril is the

Ala

is also referred to as the nostril.

Anterior naris

What is the fold of tissue at the corner of the eyelids.

Canthus

are normal variations that sometimes appear on the buccal mucosa.

Fordyce's spots

What region of the face extends from the eyebrows to the hairline?

Forehead

What is another term for unattached gingiva?

Free gingiva

The masticatory mucosa that covers the alveolar processes of the jaws and surrounds the necks of the teeth is the

Gingiva

What is the proper term for the "gums"?

Gingiva

What is the smooth surface of the frontal bone directly above the root of the nose

Glabella

Describe the area of the oral cavity proper.

Hard palate, soft palate, tongue, taste bubs and teeth.

What is the name of the pear-shaped behind the maxillary incisors? pad of tissue

Incisive papilla

What is another term for interdental gingiva?

Interdental papilla

Name and identify the landmarks of the oral cavity.

Is lined with mucous membrane tissue have two areas: vestibule and oral cavity proper

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

Labial commissure

What is a 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

Describe the characteristics of normal gingival tissue.

Like a collar and self-cleansing, firm and resistant and tightly adapte, surfaces stippled and resemble the rind of an orange and the color varies.

The part of the mandible that forms the chin is the

Mental protuberance

What is the midpoint between the eyes, just below the eyebrows.

Nasion

What is the rectangular area from under the nose to the midline of the upper lip.

Philtrum

The tissue that divides the nasal cavity into two nasal fossae is the

Septum

Describe the functions of the taste buds.

Touch and taste

What is the cartilage projection anterior to the external opening of the ear

Tragus

What is the name of the hanging pear-shaped projection of tissue at the border of the soft palate?

Uvula

is the darker-colored border around the lips.

Vermilion border

Besides the oral cavity proper, name the other region of the oral cavity

Vestibule

The space between the teeth and the inner mucosa lining of the lips and cheeks is the

Vestibule

Describe the structures found in the vestibular region of the oral cavity.

Vestibules, labial and other frenula, gingiva (unattached gingiva, interdental gingiva, gingiva groove and attached gingiva.

mental protuberance

chin.

What is the correct term for the upper surface of the tongue?

dorsum

The structure that passes from the oral mucosa to the facial midline of the mandibular arch is the

frenum

nasion

is the midpoint between the eyes just below the eyebrows. On the skull, this is the point where the two nasal bones and the frontal bone join.

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

lingual frenum

What type of tissue covers the oral cavity?

mucous membrane

anterior naris

nostril.

zygomatic arch

prominence of the cheek.

tragus

the cartilaginous projection anterior to the external opening of the ear.

inner canthus

the fold of tissue at the inner corner of the eyelids.

outer canthus

the fold of tissue at the outer corner of the eyelids.

angle of the mandible

the lower posterior of the ramus

philtrum

the rectangular area between the two ridges running from under the nose to the midline of the upper lip.

glabella

the smooth surface of the frontal bone; also, the anatomical area directly above the root of the nose.

septum

tissue that divides the nasal cavity into two nasal fossae.

The line that marks a color change from your face to your lips is referred to as the

vermilion border

ala

winglike tip on the outer side of each nostril.


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