Embryology Flashcards Preview

Boards Part 1 Practice questions > Embryology > Flashcards

Flashcards in Embryology Deck (20)
Loading flashcards...
1

nervous system develops from

dorsal ectoderm

2

what is the earliest indication of the nervous system?

neural plate

3

the nerual tube becomes?

brain and spinal cord

4

neural crest cells develop into:

sympathetics, meninges, schwann cells, melanocytes, branchial arches, adrenal medulla, DRGs, meissners, aurbachs plexus

5

what is the mneumonic for neural crest cells

2x SM BAD MA

6

Paraxial: skeletal muscle of trunk head and neck form from?

mesoderm

7

adenohypophysis forms from

ectoderm

8

epithelial lining of post 1/3 of tongue, floor of mouth ect. forms from

endoderm

9

epithelial lining of GI tract forms from

endoderm

10

epidermis forms from

ectoderm

11

hepatocytes and lining of biliary tree forms from

endoderm

12

all neurons of CNS forms from

ectoderm

13

acinar cells, islet cells, pancratic duct forms from

endoderm

14

intermediate: kidneys, testes, ovaries, genital ducts forms from

mesoderm

15

lateral: skeletal muscles of the limb forms from

mesoderm

16

neruohypophysis forms from

ectoderm

17

what comes from pharyngeal pouch 1

epithial lining of auditory tube and middle ear

18

what comes from pharyngeal pouch2

epithial lining of palatine crypts

19

what comes from pharyngeal pouch 3

inf parathyroid gland and thymus

20

what comes from pharyngeal pouch 4

superior parathyroid gland, parafollicular cells of thyroid