Deck 2: Surface Anatomy

Question 1

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.

Answer 1

A

Question 2

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.

Answer 2

E

Question 3

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;the second is false.
D)The first statement is false;the second is true.

Answer 3

C

Question 4

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.

Question 5

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;the second is false.
D)The first statement is false;the second is true.

Question 6

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 7

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 8

Which part of the nasal region will feel flexible when palpated during an extraoral examination by a clinician?

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

Question 9

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;the second is false.
D)The first statement is false;the second is true.

Question 10

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 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 11

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

Question 12

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 13

Where are foliate lingual papillae located within the oral cavity?

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

Question 14

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 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.

Question 15

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 16

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 17

The buccal region of the head is composed of soft tissue 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 during an extraoral examination?

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

Question 18

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

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

Question 19

One structure within 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 20

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

Question 21

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 22

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.

Question 23

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

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.

Question 24

Which of the following needs to occur in order to effectively visually inspect and bidigitally palpate the vestibular area and gingival tissue during an intraoral examination on patient? (Select all that apply. )

A)Retracting buccal mucosa
B)Placing mouth mirror on dorsal surface of tongue
C)Retracting labial mucosa
D)Having patient say "ah"

Question 25

Which of the following are palpable landmarks of the midline of the neck during an extraoral examination by a dental professional? (Select all that apply. )

A)Thyroid cartilage
B)Vocal cords or ligaments
C)Superior thyroid notch
D)Hyoid bone

Question 26

From the following list of structures,select which structures are located within the oral region of the head.(Select all that apply. )

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

Question 27

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 28

Which of the following needs to occur in order to effectively examine the dorsal surface of the tongue during an intraoral examination on a patient? (Select all that apply. )

A)Extending tongue slightly
B)Wrapping gauze around tongue
C)Grasping of tongue firmly
D)Digitally palpating surface

Question 29

From the following list of structures,select which structures are located within the nasal region of the head.(Select all that apply. )

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

Question 30

From the following list of structures,select which structures are NOT located within the temporal region of the head.(Select all that apply. )

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

Question 31

From the following list of structures,select which structures are located within the buccal region of the head.(Select all that apply. )

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

Question 32

Which of the following borders of the oral cavity are listed CORRECTLY?

A)Cheeks are the lateral borders
B)Lips are the inferior border
C)Pharynx is the anterior border
D)Floor of the mouth is the superior border

Question 33

Which of the following needs to occur in order to effectively examine the floor of the mouth during an extraoral examination on a patient? (Select all that apply. )

A)Observe salivary flow from sublingual caruncle ducts
B)Check midline lingual frenum
C)Observe salivary flow from parotid papillae ducts
D)Check midline labial frenum

Question 34

From the following list of structures,select which structures are considered part of the eyeball.(Select all that apply. )

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

Question 35

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