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First Aid Reproductive > Aortic Arches > Flashcards

Aortic Arches Flashcards

(65 cards)

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1
Q

Part of maxillary artery (branch of external carotid artery)

A

1st aortic arch

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2
Q

Stapedial artery and hyoid artery

A

2nd aortic arch

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3
Q

Common carotid artery and proximal part of internal carotid artery

A

3rd aortic arch

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4
Q

On left, aortic arch; On right, proximal part Rt subclavian artery

A

4th aortic arch

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5
Q

Proximal part of pulmonary arteries; Left only - ductus arteriosus

A

6th aortic arch

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6
Q

Where right recurrent laryngeal artery loops

A

right common carotid and right subclavian artery

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7
Q

where left recurrent laryngeal artery gets caught

A

ductus arteriosus which turns into ligamentum arteriosum after birth ( loops around aortic arch)

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8
Q

Brachial Cleft (groove)

A

Ectoderm

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9
Q

Brachial Arch

A

Mesoderm

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10
Q

Brachial Pouch

A

Mesoderm

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11
Q

external Auditory meatus

A

1st brachial cleft

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12
Q

temporary cervical sinuses, obliterated by proliferation of 2nd arch mesenchyme

A

2-4 brachial clefts

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13
Q

Persistent cervical sinus

A

Brachial cleft cyst within lateral neck

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14
Q

Meckel cartilage

A

Mandible, malleus, incus, sphenomandibular ligament - all from 1st brachial arch

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15
Q

nerves associated with 1st brachial arch

A

CN V2 and V3

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16
Q

Nerve associated with 2nd brachial arch

A

CN VII

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17
Q

nerve associated with 3rd brachial arch

A

CN IX

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18
Q

Nerve associated with 4th brachial acrh

A

CN X, superior laryngeal br to swallow

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19
Q

Nerve associated with 4th brachial arch

A

CN X, superior laryngeal br to swallow

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20
Q

Nerve associated with 6th brachial arch

A

CN X, recurrent larngeal cr to speak

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21
Q

reichert cartilage

A

stapes, styloid process, lesser horn of hyoid, stylohyoid ligament - 2nd brachial arch

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22
Q

Muscles of mastication

A

temporalis, masseter, lateral and medial pterygoids

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23
Q

Treacher collins

A

Failure of 1st arch neural crest to migrate; mandibular hypoplasia, facial abnormalities

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24
Q

Muscles of Facial Expression

A

2nd Brachial arch

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25
myelohyoid, anterior belly of digastric, tensor tympani, tensor veli palatini
More muscles assocaited with 1st brachial arch
26
Stapedius, Stylohyoid, platysma, posterior belly of digastric
2nd brachial arch
27
Congenital pharngocutaneous fistula
persistence of cleft or pouch resulting in a fistula between tonsillar area and lateral neck (2nd arch abnormalitiy)
28
Cartilage of greater horn of hyoid
3rd brachial arch
29
Stylopharyngeus
3rd brachial arch; associated with glossoPHARYNGEAL nerve
30
Thyroid, cricoid, arytenoid, corniculate and cuneiform cartilages
4-6th brachial arches
31
most pharyngeal constrictors; cricothyroid; levator veli palatini
4th brachial arch
32
all intrinsic muscle of larynx except cricothyroid
6th brachial arch
33
Branchial Cleft (groove)
Ectoderm
34
Branchial Arch
Mesoderm
35
Branchial Pouch
Mesoderm
36
external Auditory meatus
1st branchial cleft
37
temporary cervical sinuses, obliterated by proliferation of 2nd arch mesenchyme
2-4 branchial clefts
38
Persistent cervical sinus
Branchial cleft cyst within lateral neck
39
Meckel cartilage
Mandible, malleus, incus, sphenomandibular ligament - all from 1st branchial arch
40
nerves associated with 1st branchial arch
CN V2 and V3
41
Nerve associated with 2nd branchial arch
CN VII
42
nerve associated with 3rd branchial arch
CN IX
43
Nerve associated with 4th branchial arch
CN X, superior laryngeal br to swallow
44
Nerve associated with 6th branchial arch
CN X, recurrent larngeal br to speak
45
reichert cartilage
stapes, styloid process, lesser horn of hyoid, stylohyoid ligament - 2nd branchial arch
46
myelohyoid, anterior belly of digastric, tensor tympani, tensor veli palatini
More muscles assocaited with 1st branchial arch
47
Stapedius, Stylohyoid, platysma, posterior belly of digastric
2nd branchial arch
48
Cartilage of greater horn of hyoid
3rd branchial arch
49
Stylopharyngeus
3rd branchial arch; associated with glossoPHARYNGEAL nerve
50
Thyroid, cricoid, arytenoid, corniculate and cuneiform cartilages
4-6th branchial arches
51
most pharyngeal constrictors; cricothyroid; levator veli palatini
4th branchial arch
52
all intrinsic muscle of larynx except cricothyroid
6th branchial arch
53
Arch that make posterior 1/3 of tongue
3rd and 4th branchial arches
54
Develops into middle ear cavity; eustachian tube and mastoid air cells
1st branchial pouch
55
Endoderm-lined structures of ear
1st branchial pouch
56
Develops into epithelial lining of palatine tonsil
2nd branchial pouch
57
Dorsal wings or 3rd branchial pouch
inferior parathyroids (which is weird because superior parathyroids are from the 4th)
58
Ventral wings of 3rd branchial pouch
thymus
59
Dorsal wings of 4th branchial pouch
superior parathyroids
60
Aberrant development of 3rd and 4th pouches
DiGeorge Syndrome
61
T cell deficiency (thymic aplasia), hypocalcemia (failure of PTH to develop) and conotruncal anomalies
DiGeorge Syndrome
62
Mutation of germline RET (neural crest cells)
MEN2A
63
Affected organs in MEN2A
``` Adrenal medulla (pheochromocytoma) Parathyroid tumor (3rd/4th pharyngeal pouches) Parafollicular cells (medullary thyroid) from neural crest cells derived from 4th/5th pouches ```
64
Failure of fusion of maxillary and medial nasal processes; fail to form primary palate
Cleft Lip
65
Failure of fusion of the two lateral palatine processes of failure of fusion of lateral palatine with nasal septum and or median palatine process; fail to form secondary palate
Cleft palate

First Aid Reproductive (15 decks)

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