Quiz 2 Flashcards

(73 cards)

1
Q

primordia associated w/ surface ectoderm

A

special sense placodes

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2
Q

CN associated with surface ectoderm

A

1, 2, 8

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3
Q

primordia associated w/ neuroectoderm

A

ectomesenchyme

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4
Q

CN associated with neuroectoderm

A

5

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5
Q

CN associated with surface mesoderm

A

3,4,5(3), 6, 7, 9, 10, 11, 12

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6
Q

CN1 is which nerve and is associated with which placode?

A

olfactory/ nasal

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7
Q

CN2 is which nerve and is associated with which placode?

A

optic/ lens

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8
Q

CN8 is which nerve and is associated with which placode?

A

vestibulocochlear / otic

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9
Q

ectomesenchyme is derived from

A

neural crest cells

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10
Q

the anterior portion of the face is innervated by what?

A

CN5 trigeminal nerve

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11
Q

Calvaria forms by which kind of ossification and from which bones

A

intramembranous

frontal/ectomesenchyme or paraxial (parietal and occipital bones)

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12
Q

pharyngeal arches are formed by what 3 germ layers

A

ectoderm, lateral plate mesoderm, inner layer of endoderm

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13
Q

each pharyngeal arch contains what 4 structures

A

cartilage
muscle
cranial nerve
aortic arch from lateral plate mesoderm

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14
Q

cartialge from 1-3 arches develop from __ __

cartilage from 4-6 develop from

A

ectomesenchyme

lateral plate meso

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15
Q

somitomeres in 1st arch give rise to which muscles

A

mastication

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16
Q

somitomeres in 2nd arch give rise to which muscles

A

facial expression

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17
Q

somitomeres in 3rd arch give rise to which muscles

A

stylopharyngeus

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18
Q

somitomeres in 4-6 arch give rise to which muscles

A

laryngeal

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19
Q

pretrematic branches

A

CNV1- ophthalmic division of trigeminal
CNVII- Chorda Typani– taste fibers for 2/3 of tongue

CNXI -Typanic Branch of glossopharyngeal nerve provides sensory innervation to the middle ear and auditory tube
CNX- Internal laryngeal branch of vagus nerve –sensory innervation to the vocal cords

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20
Q

pretrematic CNV1 is what

A

ophthalmic division of trigeminal

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21
Q

pretrematic CNVII is what

A

Chorda Typani– taste fibers for 2/3 of tongue

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22
Q

pretrematic CNXI is what

A

Typanic Branch of glossopharyngeal nerve provides sensory innervation to the middle ear and auditory tube

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23
Q

pretrematicCNX is what

A

Internal laryngeal branch of vagus nerve –sensory innervation to the vocal cords

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24
Q

1st arch forms what

A

small part of maxillary artery, but mostly disappears

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25
2nd arch forms what
mostly disappears
26
3rd arch forms what
common carotid, proximal internal carotid
27
4th arch forms what
aortic arch, right subclavian
28
6th arch forms what
pulmonary arteries, ductus arteriosus
29
cranial nerve of fist arch
5
30
carnial nerve of 2nd arch
7
31
cranial nerve of 3rd arch
9
32
cranial nerve of 4-6 arch
10
33
cartilage derivatives of 1st arch
mandible inus, malleus, greater wing of sphenoid, pterygoid plates, phenomadibular ligament,
34
cartilage derivatives of 2nd arch
stapes, styloid process, tylohyoid ligament, lesser horn and upper body of hyoid bone
35
cartilage derivatives of 3rd arch
greater horn and lower body of hyoid
36
cartilage derivatives of 4-6 arch
thyroid cartilage cricoid cart arytenoid cart
37
name for future mouth
stomodeum
38
basicranium forms by which kind of ossification
endocondral
39
viscerocranium forms by which kind of ossification and from which arches
Intramembranous | 1,2,3
40
3 superficial neck muscles
Platysma, Trapezius, Sternocleidomatoid
41
3 cervical fascias
investing, Visceral, Prevertebral
42
Cartoid sheath contains waht 4 structures?
Carotid Artery internal Jugular vein Vagus nerve deep cervical lymph node
43
4 Infrahyoid muscles
Omohyoid sternohyoid sternothyroid thyrohoid
44
4 supra hyoid
Ant. digastric Posterior digastric stylohyoid mylohyoid
45
3/4 infrahyoid muscles are innervated by _______. Which muscle is not
ansa cervicalis | thyrohoid
46
borders of anterior triangle
mandible, midline, SCM
47
borders of submental triangle
anterior digastric
48
what does the submental triangle contain
submental lymp nodes
49
borders of submandibular triangle
anterior and posterior digastric
50
Submandibular/digastric triangle contains what 5 tings
``` submandibular/ parotid gland/duct fascial vessels hypglossa CN 12 branch from V3 lymp nodes ```
51
borders of carotid body
``` Common carotid+ bifurcation internal jugular vagus deep cervical carotid body/sinus hypoglossal CN 12 cervical plexus ansa cervicalis ```
52
Which, CCA right/left comes off of aortic arch
left
53
External carotid Branches
``` Superior Thyroid Anterior pharyngeal lingual Facial occipital Posterior Auricular Superficial Temporal Maxillary ```
54
borders of muscular triangle
hyoid bone superior belly of omohyoid anterior SCM midline
55
borders of posterior triangle
``` Anterior- posterior border of sC Posterior-trapezius Inferior- Mid Clavicle Roof- Cervical FAscia Floor- prevertebral fascia ```
56
boundary of root of neck
manubrium 1st rib, t1
57
Branches of subclavian
``` vertebral internal thoracic thyrocervical trunk costocervical dorsal cervical ```
58
branches of thyrocervical trunk
inferior thyroid suprascapular transverse cervical
59
thoracic duct is on left/right
left
60
hyoid bone is derived from which arch
2nd (lesser) and 3rd (greater)
61
parathyroid glands are dervied fromwhich PA
superior- 4th | inferior 3rd
62
usually IJV caths are placed on which side
right
63
which muscle surround eye
orbicularis oculi
64
which muscle surrounds mouth
orbicularis oris
65
which is the smile muscle
zygomaticus major
66
which helps w/ chewing
buccinator
67
5 branches of V1
``` supraorbital supratemporta lacrimal infratrochlear external nasal ```
68
3 branches of v2
infraorbital zygomaticofacial zygomaticotemportal
69
3 branches of V3
mental buccal auriculotemporal
70
3 branches of facial artery
sup labial inf labial angular
71
branches of facial nerve
``` temporal zygomatic buccal mandibular cervical two zebras bit my cervix ```
72
posterior scalp is innervated by what
cervical spinal nerves 2/3
73
Which fontanelle closes first
posterior