Question 1

The thymus gland arises from which branchial arch?

Accepted Answer

A)   I
B)   II
C)   III
D)   IVE) A) and B)
F) A) and C)

Question 2

Which of the following arises from the first pharyngeal arch?

Accepted Answer

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

Question 3

Blood vessels in the third pharyngeal arch form the __________.

Accepted Answer

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

Question 4

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

Accepted Answer

A) True 
 B)False

Question 5

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

Accepted Answer

A)   fourth;third
B)   third;fourth
C)   fifth;second
D)   second;fifthE) None of the above
F) A) and B)

Question 6

The nasal capsule contains the organ of smell.

Accepted Answer

A) True 
 B)False

Question 7

Meckel's cartilage provides structure for the developing _______.

Accepted Answer

A)   maxilla
B)   mandible
C)   temporal bone
D)   zygomatic boneE) All of the above
F) None of the above

Question 8

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

Accepted Answer

A)   Incus
B)   Malleus
C)   Stapes
D)   Both A and BE) All of the above
F) B) and D) D

Question 9

Which of the following is not a muscle of mastication?

Accepted Answer

A)   Masseter
B)   Temporalis
C)   Orbicularis oculi
D)   Lateral pterygoidE) C) and D)
F) None of the above C

Question 10

The heart begins beating at the end of which week?

Accepted Answer

A)   Second
B)   Fourth
C)   Sixth
D)   EighthE) A) and D)
F) None of the above

Question 11

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

Accepted Answer

A)   second
B)   fourth
C)   sixth
D)   eighthE) A) and B)
F) A) and C)

Question 12

A pharyngeal fistula opens to drain on the:

Accepted Answer

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

Question 13

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.

Accepted Answer

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.E) B) and C)
F) None of the above

Question 14

The mandible develops from the second branchial arch.

Accepted Answer

A) True 
 B)False

Question 15

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

Accepted Answer

A) True 
 B)False  False

Question 16

Which gland regulates the body's calcium balance?

Accepted Answer

A)   Thyroid
B)   Parathyroid
C)   Pancreas
D)   AdrenalE) All of the above
F) B) and C)

Question 17

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

Accepted Answer

A)   Simple
B)   Serrated
C)   Synchondrosis
D)   SquamosalE) B) and C)
F) All of the above

Question 18

Sutures are fibrous joints.

Accepted Answer

A) True 
 B)False

Question 19

Facial muscles develop from the second pharyngeal arch.

Accepted Answer

A) True 
 B)False

Question 20

The face develops in the ____________ prenatal weeks.

Accepted Answer

A)   first to third
B)   fourth to seventh
C)   eighth to eleventh
D)   twelfth to fourteenthE) A) and B)
F) None of the above

Exam 3: Development of the Oral Facial Region

The thymus gland arises from which branchial arch?

Correct AnswerverifiedShow Answer

Which of the following arises from the first pharyngeal arch?

Correct AnswerverifiedShow Answer

Blood vessels in the third pharyngeal arch form the __________.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

The nasal capsule contains the organ of smell.

Correct AnswerverifiedShow Answer

Meckel's cartilage provides structure for the developing _______.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedD

Which of the following is not a muscle of mastication?

Correct AnswerverifiedC

The heart begins beating at the end of which week?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

A pharyngeal fistula opens to drain on the:

Correct AnswerverifiedShow Answer

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.

Correct AnswerverifiedShow Answer

The mandible develops from the second branchial arch.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedFalse

Which gland regulates the body's calcium balance?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Sutures are fibrous joints.

Correct AnswerverifiedShow Answer

Facial muscles develop from the second pharyngeal arch.

Correct AnswerverifiedShow Answer

The face develops in the ____________ prenatal weeks.

Correct AnswerverifiedShow Answer

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The superior parathyroid develops from the __ pharyngeal pouch,whereas the inferior parathyroid develops from the _.

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D

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C

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False

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