Embryology Flashcards Preview

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Flashcards in Embryology Deck (45):
1

Which aortic arch? Maxillary artery

1st

2

Which aortic arch? Carotid Artery

3rd

3

Which aortic arch? Aortic arch

4th

4

Which aortic arch? Stapedial and Hyoidal arteries

2nd

5

Which aortic arch? Pulmonary arteries

6th

6

Which aortic arch? Proximal right subclavian artery

4th

7

Which aortic arch? Ductus arteriosus

6th

8

Which germ tissue? Branchial clefts

Ectoderm

9

Which germ tissue? Branchial arches

Mesoderm

10

Which germ tissue? Branchial pouches

Endoderm

11

Which branchial structure? external auditory meatus

1st cleft

12

Which branchial structure? Muscles of Mastication

1st arch

13

Which branchial structure? CN IX

3rd arch

14

Which branchial structure? CN V2 and V3

1st arch

15

Which branchial structure? Stapes

2nd arch

16

Which branchial structure? Lesser horn of hyoid

2nd arch

17

Which branchial structure? Greater horn of hyoid

3rd arch

18

Which branchial structure? CN VII

2nd arch

19

Which branchial structure? Tensor tympani

1st arch

20

Which branchial structure? Stapedius

2nd arch

21

Which branchial structure? CN X

4th/6th arches

22

Which branchial structure? Styloid process

2nd arch

23

Which branchial structure? Pharyngeal constrictors

4th arch

24

Which branchial structure? Thyroid and cricoid cartilage

4th/6th arches

25

Which branchial structure? Platysma

2rd arch

26

Which branchial structure? Stylopharyngeus

3rd arch

27

Which branchial structure? Muscles of facial expression

2nd arch

28

Which branchial structure? Intrinsic muscle of larynx (exc. cricothyroid)

6th arch

29

Which branchial structure? Eustachian tube

1st pouch

30

Which branchial structure? inferior parathyroid glands

Dorsal 3rd pouch

31

Which branchial structure? Mastoid air cells

1st pouch

32

Which branchial structure? Tonsils

2nd pouch

33

Which branchial structure? Thymus

Ventral 3rd pouch

34

Which branchial structure? Superior parathyroid glands

Dorsal 4th pouch

35

Which genital precursor? glans penis

Genital tubercle

36

Which genital precursor? Ventral shaft of penis

Urogenital folds

37

Which genital precursor? Prostate gland

Urogenital sinus

38

Which genital precursor? Corpus cavernosum and spongiosum

Genital tubercle

39

Which genital precursor? Bulbourethral glands

Urogenital sinus

40

Which genital precursor? Labia minora

Urogenital folds

41

Which genital precursor? glans clitoris

Genital tubercle

42

Which genital precursor? Vestibular bulbs

Genital tubercle

43

Which genital precursor? Bartholin and Skene glands

Urogenital sinus

44

____spadias: failure of _____ to fuse

hypo; urethral folds

45

____spadias: abnormal opening due to faulty positioning of _______

epi; genital tubercle