Deck 3: Development of the Oral Facial Region

Question 1

Which bones support the palatine shelf?

A) Maxillary
B) Temporal
C) Zygomatic
D) Mandibular

Answer 1

A

Question 2

Which defines the term synchondrosis?

A) The rod-shaped cartilage of the hyoid arch.
B) The center of all growth and function in the mandible.
C) A band of connective tissue containing osteogenic cells.
D) A union of two bones that have been separated by cartilage.

Answer 2

D

Question 3

The heart begins beating at the end of which week?

A) Second
B) Fourth
C) Sixth
D) Eighth

Answer 3

B

Question 4

Meckel's cartilage provides structure for the developing _______.

A) maxilla
B) mandible
C) temporal bone
D) zygomatic bone

Question 5

Which type of bone protects the brain?

A) Short
B) Dermal
C) Sesamoid
D) Membrane

Question 6

The ultimobranchial body is the origin of which hormone?

A) Insulin
B) Calcitonin
C) Dopamine
D) Testosterone

Question 7

The stomodeum first appears in the __________ week of prenatal development.

A) second
B) fourth
C) sixth
D) eighth

Question 8

After the fifth prenatal week,the first and fifth branchial arches grow toward each other and over other arches.This overgrowth obscures the external pharyngeal grooves.

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 9

The superior parathyroid develops from the ________ pharyngeal pouch,whereas the inferior parathyroid develops from the _______.

A) fourth;third
B) third;fourth
C) fifth;second
D) second;fifth

Question 10

Which of the following is not a muscle of mastication?

A) Masseter
B) Temporalis
C) Orbicularis oculi
D) Lateral pterygoid

Question 11

The thymus gland arises from which branchial arch?

A) I
B) II
C) III
D) IV

Question 12

In the first 20 weeks,the prenatal mandible articulates with which bone(s)?

A) Incus
B) Malleus
C) Stapes
D) Both A and B

Question 13

Which branchial arches form the hyoid bone?

A) I and II
B) II and III
C) III and IV
D) IV and V

Question 14

Blood vessels in the third pharyngeal arch form the __________.

A) dorsal aorta
B) common carotid arteries
C) pulmonary blood vessels
D) dorsal aorta,common carotid arteries,and pulmonary blood vessels

Question 15

The face develops in the ____________ prenatal weeks.

A) first to third
B) fourth to seventh
C) eighth to eleventh
D) twelfth to fourteenth

Question 16

Each of the following sutures is a facial suture EXCEPT one.Which is the EXCEPTION?

A) Frontomaxillary
B) Sagittal
C) Zygomaticomaxillary
D) Zygomaticotemporal

Question 17

Which of the following arises from the first pharyngeal arch?

A) Inferior hyoid
B) Laryngeal cartilages
C) Tissues that form the cheeks
D) Muscles of facial expression

Question 18

The cranial base is determined by drawing a line from the nasal bone (nasion)to which structure?

A) External auditory canal
B) Tragus of the ear
C) Petrous portion of the temporal bone
D) Sella turcica

Question 19

The primitive mouth is known as the _________.

A) basion
B) sella turcica
C) stomodeum
D) tympanic membrane

Question 20

The mandible is formed from which pharyngeal arch?

A) First
B) Second
C) Third
D) Fourth

Question 21

Which type of facial suture has a beveled or overlapping junction?

A) Simple
B) Serrated
C) Synchondrosis
D) Squamosal

Question 22

Facial muscles develop from the second pharyngeal arch.

Question 23

Which gland regulates the body's calcium balance?

A) Thyroid
B) Parathyroid
C) Pancreas
D) Adrenal

Question 24

The nasal capsule contains the organ of smell.

Question 25

Branchial clefts may be found along the anterior border of the trapezius muscle.

Question 26

The mandible develops from the second branchial arch.

Question 27

Meckel's cartilage acts as a framework for the developing mandible.

Question 28

Sutures are fibrous joints.

Question 29

The muscles of facial expression arise from the hyoid arch.

Question 30

The glossopharyngeal nerve (IX)provides taste sensation to the anterior two thirds of the tongue.

Question 31

A pharyngeal fistula opens to drain on the:

A) cheek.
B) buccal mucosa.
C) side of the neck and the pharynx.
D) chest.