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pharyngeal arches > derivatives > Flashcards

derivatives Flashcards

1
Q

What are the primary structures derived from the first pharyngeal arch?

A

Maxilla, mandible, zygomatic bone, and part of the temporal bone.

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2
Q

True or False: The second pharyngeal arch contributes to the formation of the hyoid bone.

A

True.

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3
Q

Fill in the blank: The muscles of mastication are derived from the _____ pharyngeal arch.

A

first.

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4
Q

What nerve is associated with the first pharyngeal arch?

A

Trigeminal nerve (CN V).

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5
Q

Which pharyngeal arch is responsible for the development of the stapes in the middle ear?

A

Second pharyngeal arch.

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6
Q

Multiple Choice: Which of the following structures is NOT derived from the third pharyngeal arch? A) Greater horn of the hyoid B) Stylopharyngeus muscle C) Mandible D) Pharyngeal constrictor muscles

A

C) Mandible.

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7
Q

True or False: The fourth pharyngeal arch contributes to the formation of the laryngeal cartilages.

A

True.

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8
Q

What is the primary derivative of the sixth pharyngeal arch?

A

Intrinsic muscles of the larynx.

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9
Q

Fill in the blank: The _____ nerve innervates the muscles derived from the fourth pharyngeal arch.

A

Vagus nerve (CN X).

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10
Q

Short Answer: Name one structure derived from the fifth pharyngeal arch.

A

The fifth pharyngeal arch is considered rudimentary and does not typically contribute significant structures.

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11
Q

What is the fate of the first pharyngeal cleft?

A

It forms the external auditory meatus.

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12
Q

Multiple Choice: Which pharyngeal arch is associated with the formation of the thyroid cartilage? A) First B) Second C) Third D) Fourth

A

D) Fourth.

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13
Q

True or False: The second pharyngeal arch is also known as the hyoid arch.

A

True.

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14
Q

Short Answer: What is the primary muscle derived from the third pharyngeal arch?

A

Stylopharyngeus muscle.

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15
Q

Fill in the blank: The _____ arch contributes to the formation of the palatine tonsils.

A

Second.

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16
Q

What is the main artery associated with the second pharyngeal arch?

A

Stapedial artery.

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17
Q

Multiple Choice: Which of the following is derived from the first pharyngeal pouch? A) Eustachian tube B) Thymus C) Parathyroid glands D) Palatine tonsils

A

A) Eustachian tube.

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18
Q

True or False: The third pharyngeal pouch gives rise to the thymus and inferior parathyroid glands.

A

True.

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19
Q

Short Answer: What does the fourth pharyngeal pouch develop into?

A

Superior parathyroid glands and ultimobranchial body.

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20
Q

Fill in the blank: The _____ arch is associated with the development of the cricothyroid muscle.

A

Fourth.

21
Q

What is the embryological origin of the palatoglossus muscle?

A

Fourth pharyngeal arch.

22
Q

Multiple Choice: Which nerve innervates the muscles derived from the sixth pharyngeal arch? A) Facial nerve B) Vagus nerve C) Accessory nerve D) Trigeminal nerve

A

B) Vagus nerve.

23
Q

True or False: The first pharyngeal arch is primarily responsible for the formation of the face.

A

True.

24
Q

Short Answer: Which structures are derived from the mesoderm of the pharyngeal arches?

A

Muscles and bones of the face and neck.

25
Q

What are the primary structures derived from the first pharyngeal arch?

A

Maxilla, mandible, zygomatic bone, and part of the temporal bone.

26
Q

True or False: The second pharyngeal arch contributes to the formation of the hyoid bone.

A

True.

27
Q

Fill in the blank: The muscles of mastication are derived from the _____ pharyngeal arch.

A

first.

28
Q

What nerve is associated with the first pharyngeal arch?

A

Trigeminal nerve (CN V).

29
Q

Which pharyngeal arch is responsible for the development of the stapes in the middle ear?

A

Second pharyngeal arch.

30
Q

Multiple Choice: Which of the following structures is NOT derived from the third pharyngeal arch? A) Greater horn of the hyoid B) Stylopharyngeus muscle C) Mandible D) Pharyngeal constrictor muscles

A

C) Mandible.

31
Q

True or False: The fourth pharyngeal arch contributes to the formation of the laryngeal cartilages.

A

True.

32
Q

What is the primary derivative of the sixth pharyngeal arch?

A

Intrinsic muscles of the larynx.

33
Q

Fill in the blank: The _____ nerve innervates the muscles derived from the fourth pharyngeal arch.

A

Vagus nerve (CN X).

34
Q

Short Answer: Name one structure derived from the fifth pharyngeal arch.

A

The fifth pharyngeal arch is considered rudimentary and does not typically contribute significant structures.

35
Q

What is the fate of the first pharyngeal cleft?

A

It forms the external auditory meatus.

36
Q

Multiple Choice: Which pharyngeal arch is associated with the formation of the thyroid cartilage? A) First B) Second C) Third D) Fourth

A

D) Fourth.

37
Q

True or False: The second pharyngeal arch is also known as the hyoid arch.

A

True.

38
Q

Short Answer: What is the primary muscle derived from the third pharyngeal arch?

A

Stylopharyngeus muscle.

39
Q

Fill in the blank: The _____ arch contributes to the formation of the palatine tonsils.

A

Second.

40
Q

What is the main artery associated with the second pharyngeal arch?

A

Stapedial artery.

41
Q

Multiple Choice: Which of the following is derived from the first pharyngeal pouch? A) Eustachian tube B) Thymus C) Parathyroid glands D) Palatine tonsils

A

A) Eustachian tube.

42
Q

True or False: The third pharyngeal pouch gives rise to the thymus and inferior parathyroid glands.

A

True.

43
Q

Short Answer: What does the fourth pharyngeal pouch develop into?

A

Superior parathyroid glands and ultimobranchial body.

44
Q

Fill in the blank: The _____ arch is associated with the development of the cricothyroid muscle.

A

Fourth.

45
Q

What is the embryological origin of the palatoglossus muscle?

A

Fourth pharyngeal arch.

46
Q

Multiple Choice: Which nerve innervates the muscles derived from the sixth pharyngeal arch? A) Facial nerve B) Vagus nerve C) Accessory nerve D) Trigeminal nerve

A

B) Vagus nerve.

47
Q

True or False: The first pharyngeal arch is primarily responsible for the formation of the face.

A

True.

48
Q

Short Answer: Which structures are derived from the mesoderm of the pharyngeal arches?

A

Muscles and bones of the face and neck.

pharyngeal arches (1 decks)

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