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Flashcards in Remnants/ derivatives Deck (71):
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Gubernaculum

Round ligament

1

Urachus

Median umbilical ligament

2

Ductus venosum

Ligamentum venosum

3

Ductus arteriosus

Ligamentum arteriosum

4

Umbilical vein

Ligamentum teres

5

Umbilical artery

Medial umbilical ligament

6

Ductus venosus

Ligamentum venosum

7

Foramen ovale

Fossa ovalis

8

Penis

Phallus

9

Corpora cavernosa

Phallus

10

Corpora spongiosum

Phallus

11

Ventral aspect of penis

Urogenital fold

12

Spongy urethra

Urogenital folds

13

Scrotum

Labioscrotal swellings

14

Labia minira

Unfused urogenital folds

15

Frenulum

Fused urogenital folds

16

Labia majorw

Unfused labioscrotal swelling

17

Labial commisures and mons pubis

Fused labioscrotal swelling

18

Skeletal muscles

Paraxial mesoderm/ somites

19

Limb muscles

Mesoderm

20

Cardiac muscles

Visceral/ splanchnic mesoder

21

Visceral/ splanchnic mesoderm

Smooth muscles

22

Blood vessels of body wall

Somatic mesoderm

23

Smooth muscle of the iris and myoepithelial glands

Ectoderm

24

Primitive atrium

Left atrium

25

Sinus venosus

Right atrium

26

Left horn of sinus venosus

Coronary sinus

27

Primitive ventricle

All of left ventricle

28

Bulboscordis

Right ventricle

29

Truncus arteriosus

Root of the aorta and pulmonary trunk

30

Maxillary arteries; part of external carotid

First aortic arch

31

Stapedial arteries

Second aortic arch

32

Common carotid arteries

Proximal parts of the third aortic arch

33

Internal carotid arteries

Distal third aortic arch

34

Arch of aorta

Left , fourth aortic arch

35

Proximal part of subclavian artery

Right fourth aortic arch

36

Left pulmonary artery

Left proximal, sixth

37

Ductue arteriosus

Left,distal, sixth aortic arch

38

Right pulmonary artery

Proximal, right, sixth aortic arch

39

Telencephalon

Cerebrum

40

Diencephalon

Thalamus

41

Mesencephalon

Midbrain

42

Metencephalon

Pons, cerebellum

43

Myelencephalon

Medulla

44

Neural tube

CNS

45

Neural crest

Cells that form PNS and ANS, cranial, spinal and autonomic ganglia

46

Epimere

Intrinsic back muscles

47

Hypomere

Ventral body wall muscles

48

What form the pharyngeal arches

Somitomeres

49

Ventral condensations of mesoderm

Flexor muscles

50

Dorsal condensations of mesoderm

Extensor muscles

51

Paraxial mesoderm

Skeletal muscles

52

Visceral/ splanchinic mesoderm

Cardiac muscles

53

Somatic mesoderm

Blood vessels of body wall

54

Ectoderm

Smooth muscles of iris and myoepithelial cells of glands

55

Septum transversum

Central tendon (diaphragm)

56

Pleuroperitoneal membrane

Bulk of muscular part of diaphragm

57

Body wall mesenchyme

Peripheral muscular part of diaphragm

58

Dorsal mesentery

Diaphragmatic crura

59

Median endodermal thickening in the floor of the primordial pharynx- thyroid diverticulum

Thyroid gland

60

1st endocrine gland to develop

Thyroid (24 days after fertilization)

61

Visceral mesoderm (lungs)

Visceral pleura

62

Somatic mesoderm (lungs)

Parietal pleura

63

Metanephrod

Permanent kidneys

64

Ueteric bud

Ureter, renal pelvis, renal calices, collecting tubules

65

Metanephric tubule

Nepron

66

Metanephric mass of mesoderm

Nephron

67

Metanephric diverticulum

Collecting tubule

68

UG, vesical part

Urinary bladder

69

UG, pelvic part

Urethra

70

UG, phallic part

Genital tubercle