Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
66 Cards in this Set
- Front
- Back
branchial clefts formed of?
|
ectoderm
|
|
branchial arches formed of?
|
mesoderm and neural crest (ea w/ own artery, n, cartilage)
|
|
branchial pouches formed of
|
endoderm
|
|
1st branchial pouch derivative
|
middle ear cavity, eustachian tube, mastoid air cells
|
|
what derivative 1st cleft
|
ext auditory meatus
|
|
2nd branchial pouch derivative
|
tonsil
|
|
3rd branchial pouch derivative
|
dorsal=inferior parathyroid, ventral=thymus
|
|
4th branchial pouch derivative
|
dorsal=superior parathyroid, ventral=calcitonin
|
|
generally 1st arch
|
jaw
|
|
generally 1st pouch
|
ear
|
|
generally 2nd arch
|
face
|
|
generally 2nd pouch
|
tonsil
|
|
generally 3 arch
|
tongue
|
|
generally 3 pouch
|
inferior parathyroid, thymus
|
|
generally 4/6 arch
|
larynx
|
|
generally 4/6 pouch
|
superior parathyroid, calcitonin
|
|
bones of arch 1
|
dorsal=maxillary (maxilla, zyg, temporal), ventral=mandibular (mandible, middle ear)
|
|
bones arch 2
|
stapes, styloiod, upper hyoid
|
|
bones arch 3
|
lower hyoid
|
|
bones arch 4
|
cartilage-thyroid, cricoid, arythroid, corniculate, cunneiform
|
|
muscles arch 1
|
mastication (temporalis, masseter, pterygoid), A digastric, mylohyoid, 2T (tensor tympani and tensor palatini)
|
|
nerve arch 1
|
5 (trigeminal V3)
|
|
muscles arch 2
|
stylohyoid, stapedius, P digastric, auricular, mscl facial expression
|
|
nerve arch 2
|
7
|
|
muscles arch 4
|
cricothyroid, levator palatino, constrictors of pharynx
|
|
nerve of arch 4
|
S laryngeal (10)
|
|
muscles of arch 6
|
intrinsic larynx EXCEPT cricothyroid
|
|
nerve of arch 6
|
recurrent laryngeal
|
|
derivatives of arch 5
|
none
|
|
bones of arch 6
|
none
|
|
derivatives of aortic arch 1
|
part maxillary artery
|
|
derivatives of aortic arch 2
|
stapedial, hyoid artery
|
|
derivatives of aortic arch 3
|
common carotid a and proximal internal carotid
|
|
derivatives of aortic arch 4
|
L=aortic arch, R=prox R subclavian
|
|
derivatives of aortic arch 5
|
none
|
|
derivatives of aortic arch 6
|
pulmonary artery and ductus arteriosus
|
|
p pit
|
neural ectoderm
|
|
CNS neurons
|
neural ectoderm
|
|
oligodendro
|
neural ectoderm
|
|
astrocytes
|
neural ectoderm
|
|
pineal gland
|
neural ectoderm
|
|
ANS
|
neural crest
|
|
DRG
|
neural crest
|
|
celiac ganglion
|
neural crest
|
|
schwann
|
neural crest
|
|
pia
|
neural crest
|
|
dura
|
mesoderm
|
|
chromaffin
|
neural crest
|
|
enterochromaffin
|
neural crest
|
|
melanocytes
|
neural crest
|
|
parafollicular
|
neural crest
|
|
odontoblasts
|
neural crest
|
|
laryngeal cartilage
|
neural crest
|
|
adrenal cortex
|
mesoderm
|
|
paraxial mesoderm
|
axial skel, vol mscls, dermis
|
|
IM mesoderm
|
urinary, genital
|
|
lateral mesoderm
|
mesothelial covering of visceral organs, inner lining body wall, limbs
|
|
spleen
|
mesoderm
|
|
thyroid
|
endoderm
|
|
thymus
|
endoderm
|
|
pancreas
|
endoderm
|
|
deriv of notochord
|
nucleus pulposus
|
|
ureteric bud forms
|
renal pelvis, calices, CD, ureter
|
|
metanephric meso becomes
|
glomerulus and capsule, PCT thru DCT
|
|
role mesonephros
|
fxnl for a short while and then completely regresses exc for Mesonephric Duct (Wolffian)
|
|
role pronephros
|
non-fxnl, completely regresses
|