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Questions and Answers
Name and identify the landmarks of the face.
Name and identify the landmarks of the face.
Forehead, Temples, Orbital area, Nose, Zygomatic area, Mouth and lips, Cheeks, Chin, Ear.
Name and identify the landmarks of the oral cavity.
Name and identify the landmarks of the oral cavity.
Lined with mucous membrane tissue, has two areas: vestibule and oral cavity proper.
Describe the structures found in the vestibular region of the oral cavity.
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).
Describe the area of the oral cavity proper.
Describe the area of the oral cavity proper.
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Describe the characteristics of normal gingival tissue.
Describe the characteristics of normal gingival tissue.
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Describe the functions of the taste buds.
Describe the functions of the taste buds.
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What is the fold of tissue at the corner of the eyelids?
What is the fold of tissue at the corner of the eyelids?
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The winglike tip of the outer side of each nostril is the?
The winglike tip of the outer side of each nostril is the?
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What is the rectangular area from under the nose to the midline of the upper lip?
What is the rectangular area from under the nose to the midline of the upper lip?
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What is the cartilage projection anterior to the external opening of the ear?
What is the cartilage projection anterior to the external opening of the ear?
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What is the midpoint between the eyes, just below the eyebrows?
What is the midpoint between the eyes, just below the eyebrows?
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What is the smooth surface of the frontal bone directly above the root of the nose?
What is the smooth surface of the frontal bone directly above the root of the nose?
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The tissue that divides the nasal cavity into two nasal fossae is the?
The tissue that divides the nasal cavity into two nasal fossae is the?
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What is also referred to as the nostril?
What is also referred to as the nostril?
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The part of the mandible that forms the chin is the?
The part of the mandible that forms the chin is the?
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What is the darker-colored border around the lips?
What is the darker-colored border around the lips?
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What is the angle at the corner of the mouth where the upper and lower lips join?
What is the angle at the corner of the mouth where the upper and lower lips join?
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The space between the teeth and the inner mucosa lining of the lips and cheeks is the?
The space between the teeth and the inner mucosa lining of the lips and cheeks is the?
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What are normal variations that sometimes appear on the buccal mucosa?
What are normal variations that sometimes appear on the buccal mucosa?
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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?
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?
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The masticatory mucosa that covers the alveolar processes of the jaws and surrounds the necks of the teeth is the?
The masticatory mucosa that covers the alveolar processes of the jaws and surrounds the necks of the teeth is the?
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What region of the face extends from the eyebrows to the hairline?
What region of the face extends from the eyebrows to the hairline?
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The line that marks a color change from your face to your lips is referred to as the?
The line that marks a color change from your face to your lips is referred to as the?
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What type of tissue covers the oral cavity?
What type of tissue covers the oral cavity?
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Besides the oral cavity proper, name the other region of the oral cavity.
Besides the oral cavity proper, name the other region of the oral cavity.
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The structure that passes from the oral mucosa to the facial midline of the mandibular arch is the?
The structure that passes from the oral mucosa to the facial midline of the mandibular arch is the?
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What is the proper term for the 'gums'?
What is the proper term for the 'gums'?
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What is another term for unattached gingiva?
What is another term for unattached gingiva?
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What is another term for interdental gingiva?
What is another term for interdental gingiva?
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What is the name of the pear-shaped pad of tissue behind the maxillary incisors?
What is the name of the pear-shaped pad of tissue behind the maxillary incisors?
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What is the name of the hanging pear-shaped projection of tissue at the border of the soft palate?
What is the name of the hanging pear-shaped projection of tissue at the border of the soft palate?
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What is the correct term for the upper surface of the tongue?
What is the correct term for the upper surface of the tongue?
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The thin fold of mucous membrane that extends from the floor of the mouth to the underside of the tongue is the?
The thin fold of mucous membrane that extends from the floor of the mouth to the underside of the tongue is the?
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What is the fold of tissue at the outer corner of the eyelids?
What is the fold of tissue at the outer corner of the eyelids?
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What is the fold of tissue at the inner corner of the eyelids?
What is the fold of tissue at the inner corner of the eyelids?
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What is the winglike tip on the outer side of each nostril?
What is the winglike tip on the outer side of each nostril?
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What is the rectangular area between the two ridges running from under the nose to the midline of the upper lip?
What is the rectangular area between the two ridges running from under the nose to the midline of the upper lip?
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What is the cartilaginous projection anterior to the external opening of the ear?
What is the cartilaginous projection anterior to the external opening of the ear?
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What is the midpoint between the eyes just below the eyebrows?
What is the midpoint between the eyes just below the eyebrows?
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What is the smooth surface of the frontal bone directly above the root of the nose?
What is the smooth surface of the frontal bone directly above the root of the nose?
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What is the 'bridge' of the nose?
What is the 'bridge' of the nose?
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What is the tissue that divides the nasal cavity into two nasal fossae?
What is the tissue that divides the nasal cavity into two nasal fossae?
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What is another term for the nostril?
What is another term for the nostril?
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What is the chin?
What is the chin?
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What is the angle of the mandible?
What is the angle of the mandible?
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What is the prominence of the cheek?
What is the prominence of the cheek?
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Study Notes
Facial Landmarks
- Forehead: The area extending from the eyebrows to the hairline.
- Temples: Regions located on the lateral sides of the head, above the ears.
- Orbital area: The area surrounding the eyes.
- Nose: Central facial feature above the mouth.
- Zygomatic area: Prominence of the cheek, known as the zygomatic arch.
- Mouth and lips: Central opening for ingestion and speech.
- Cheeks: Lateral structures of the face, contributing to facial contour.
- Chin: The protruding part of the lower jaw.
- Ear: Lateral structures for hearing, located on each side of the head.
Oral Cavity Landmarks
- Lined by mucous membrane tissue, comprised of two areas: vestibule and oral cavity proper.
- Vestibule: The space between the lips, cheeks, and the gums and teeth.
- Oral cavity proper: Enclosed area containing the hard palate, soft palate, tongue, taste buds, and teeth.
Vestibular Region Structures
- Vestibules: Open spaces in the oral cavity.
- Frenula: Labial and other connective tissues aiding in oral function.
- Gingiva: Two types distinguished as unattached and attached gingiva, which includes interdental gingiva.
Oral Cavity Proper Characteristics
- Hard palate: Bony anterior part of the roof of the mouth.
- Soft palate: Muscular posterior part of the roof of the mouth.
- Tongue: Muscular organ with various functions including taste.
- Taste buds: Structures responsible for the sense of taste.
- Teeth: Hard structures aiding in mastication.
Gingival Tissue Characteristics
- Resembles a collar: Firm and resistant, tightly adapted to surroundings.
- Stippling: Surface texture that resembles the rind of an orange.
- Color variation: Normal gingiva may appear in various shades.
Taste Bud Functions
- Responsible for the sensations of taste and touch.
Anatomy Related Terms
- Canthus: Fold of tissue at the corners of the eyelids (inner and outer).
- Ala: Winglike tips at the outer sides of each nostril.
- Philtrum: Rectangular area from under the nose to the midline of the upper lip.
- Tragus: Cartilage projection at the entrance of the ear.
- Nasion: Midpoint between the eyes, proximate to the eyebrows.
- Glabella: Smooth surface of the frontal bone above the root of the nose.
- Septum: Tissue dividing the nasal cavity into two fossae.
- Anterior naris: Another term for nostril.
- Mental protuberance: The part of the mandible that forms the chin.
Additional Anatomical Features
- Vermilion border: The darker-colored border of the lips.
- Labial commissure: Angle at the corner of the mouth where the lips meet.
- Vestibule: Area between the teeth and the inner lining of lips and cheeks.
- Fordyce's spots: Normal variations that appear on the buccal mucosa.
- Labial frenum: A band of tissue connecting the lip and the inner oral surface.
- Gingiva: Refers to gums, serving to protect teeth.
- Free gingiva: Another term for unattached gingiva.
- Interdental papilla: Term for interdental gingiva.
- Incisive papilla: Pear-shaped pad of tissue located behind the maxillary incisors.
- Uvula: Hanging projection of tissue at the soft palate's border.
- Dorsum: Upper surface of the tongue.
- Lingual frenum: Fold of tissue extending from the floor of the mouth to the tongue.
Miscellaneous Landmarks
- Angle of the mandible: Lower posterior part of the jaw.
- Zygomatic arch: Prominence of the cheekbones.
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Description
This quiz focuses on the key landmarks of the face and oral cavity as outlined in MDA Chapter 10. You will learn to name and identify the various structures, including those found in the vestibule and oral cavity proper. Perfect for dental and medical students seeking to enhance their anatomical knowledge.
