Deck 2: Surface Anatomy

Question 1

What is the landmark located in the oral cavity that appears as a small elevation of tissue located on the inner part of the buccal mucosa, just opposite the maxillary second molar?

A) Parotid papilla
B) Maxillary tuberosity
C) Labial frenum
D) Retromolar pad

Answer 1

A

Question 2

What is the flap of cartilage located posterior to the base of the tongue and anterior to the oropharynx?

A) Fauces
B) Mental protuberance
C) Palatine tonsils
D) Epiglottis

Answer 2

D

Question 3

The superior and posterior free margin of the auricle is the helix, which ends inferiorly at the lobule. The lobule is a small flap of tissue that is the part of the auricle anterior to the external acoustic meatus.

A) Both statements are true.
B) Both statements are false.
C) The first statement is true; the second is false.
D) The first statement is false; the second is true.

Answer 3

C

Question 4

The eyeball is located in the orbital region of the head. On the eyeball is a white area with a central area of coloration. What is the term for the white area?

A) Sclera
B) Iris
C) Pupil
D) Orbit

Question 5

Where are folliate lingual papillae located in the oral cavity?

A) Dorsal tongue surface
B) Buccal mucosa
C) Anterior hard palate
D) Lateral border of tongue

Question 6

Trying to fully survey the areas of the scalp during an extraoral examination is NOT very important because lesions are easily visualized by the patient and then can be shared with the clinician.

A) Both the statement and the reason are correct and related.
B) Both the statement and the reason are correct but NOT related.
C) The statement is correct, but the reason is NOT.
D) The statement is NOT correct, but the reason is correct.
E) NEITHER the statement NOR the reason is correct.

Question 7

The buccal region of the head is composed of soft tissues of the cheek. Most of the upper cheek is fleshy, mainly formed by a mass of fat and muscle. Which is the strong muscle felt in this area when the patient clenches his or her teeth together?

A) Corrugator supercilii muscle
B) Temporalis muscle
C) Masseter muscle
D) Hyoid muscle

Question 8

The jaws are within the oral cavity and deep to the lips. Underlying the upper lip is the mandible, while the maxillae underlies the lower lip.

A) Both statement are true.
B) Both statements are false.
C) The first statement is true; and the second is false.
D) The first statement is false; and the second is true.

Question 9

Which part of the nasal region will feel flexible when palpated?

A) Root of the nose
B) Apex of the nose
C) Bridge of the nose
D) Nasion of the nose

Question 10

The regions of the head include specific anatomic structures. Which region listed below is NOT included in the regions of the head?

A) Frontal
B) Parietal
C) Orbital
D) Zygomatic
E) Submental

Question 11

The dental professional MUST be thoroughly familiar with the surface anatomy of the head and neck in order to examine patients BECAUSE features of the surface provide essential landmarks for many deeper anatomic structures.

A) Both the statement and the reason are correct and related.
B) Both the statement and the reason are correct but NOT related.
C) The statement is correct, but the reason is NOT.
D) The statement is NOT correct, but the reason is correct.
E) NEITHER the statement NOR the reason is correct.

Question 12

What is the term for the top surface of the tongue?

A) Lateral
B) Dorsal
C) Ventral
D) Root

Question 13

What is the vertical groove located at the midline superior to the upper lip that extends downward on the skin from the nasal septum?

A) Philtrum
B) Tubercle
C) Labial commissure
D) Nasolabial sulcus

Question 14

Which of the following is the CORRECT definition of the term labial?

A) Structures closest to the inner cheek
B) Structures closest to the facial surface
C) Structures closest to the lips
D) Structures closest to the palate
E) Structures closest to the tongue

Question 15

The eyes are usually near the midpoint of the vertical height of the head. The width of each eye is usually the same as the distance between the ears.

A) Both statements are true.
B) Both statements are false.
C) The first statement is true; and the second is false.
D) The first statement is false; and the second is true.

Question 16

One structure of the oral cavity is the tongue, which is known as the gateway to the oral region BECAUSE the tongue is a prominent feature of the oral cavity.

A) Both the statement and the reason are correct and related.
B) Both the statement and the reason are correct but NOT related.
C) The statement is correct, but the reason is NOT.
D) The statement is NOT correct, but the reason is correct.
E) NEITHER the statement NOR the reason is correct.

Question 17

The frontal eminence is usually MORE pronounced in males, and the supraorbital ridge is MORE prominent in females and children.

A) Both statements are true.
B) Both statements are false.
C) The first statement is true; and the second is false.
D) The first statement is false; and the second is true.

Question 18

Which muscle of the neck region divides each side of the neck diagonally into BOTH the anterior cervical triangle and the posterior cervical triangle?

A) Sternocleidomastoid muscle
B) Digastric muscle
C) Omohyoid muscle
D) Trapezius muscle

Question 19

During the extraoral examination, palpating inferior to and medial to the angles of the mandible is important BECAUSE this will allow the dental professional to effectively palpate the hyoid bone.

A) Both the statement and the reason are correct and related.
B) Both the statement and the reason are correct but NOT related.
C) The statement is correct, but the reason is NOT.
D) The statement is NOT correct, but the reason is correct.
E) NEITHER the statement NOR the reason is correct.

Question 20

The palate or roof of the mouth has two parts: an anterior part and a posterior part. The firmer whiter posterior part is the hard palate.

A) Both statements are true.
B) Both statements are false.
C) The first statement is true; and the second is false.
D) The first statement is false; and the second is true.

Question 21

Both the labial and buccal mucosa may vary in coloration, as do other regions of healthy oral mucosa, in individuals with _______ skin.

A) thinner
B) pigmented
C) thicker
D) transparent

Question 22

Loss of height in the lower third of the face, which contains the teeth and jaws, can occur in certain circumstances such as with normal growth and excellent orthodontic therapy.

A) Both the statement and the reason are correct and related.
B) Both the statement and the reason are correct but NOT related.
C) The statement is correct, but the reason is NOT.
D) The statement is NOT correct, but the reason is correct.
E) NEITHER the statement NOR the reason is correct.

Question 23

From the following list of structures, select which structures are NOT located in the temporal region of the face.

A) Alae
B) Antitragus
C) Nasion
D) Vermilion border
E) Philtrum

Question 24

From the following list of structures, select which structures are located in the buccal region of the face.

A) Masseter muscle
B) Angle of mandible
C) Alae
D) Antitragus
E) Nasion

Question 25

The yellower and looser posterior part of the palate is the hard palate; it is the larger part of the palate since it comprises 85% of the total surface.

A) Both statements are true.
B) Both statements are false.
C) The first statement is true; and the second is false.
D) The first statement is false; and the second is true.

Question 26

What is the dense pad of tissue just posterior to the most distal tooth of the mandible?

A) Pterygomandibular fold
B) Maxillary tuberosity
C) Parotid papilla
D) Retromolar pad

Question 27

From the following list of structures, select which structures are located in the nasal region of the face.

A) Masseter muscle
B) Angle of mandible
C) Alae
D) Antitragus
E) Nasion

Question 28

From the following list of structures, select which structures are considered part of the eyeball.

A) Sclera
B) Iris
C) Conjuctiva
D) Orbit
E) Lacrimal gland

Question 29

From the following list of structures, select which structures are located in the oral region of the face.

A) Alae
B) Antitragus
C) Nasion
D) Vermilion border
E) Philtrum

Question 30

The line of demarcation between the firmer and pinker attached gingiva and the movable and redder alveolar mucosa is the

A) interdental gingiva.
B) gingival sulcus.
C) mucogingival junction.
D) vestibular fornix.