Remnants/ derivatives Flashcards

0
Q

Urachus

A

Median umbilical ligament

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1
Q

Gubernaculum

A

Round ligament

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2
Q

Ductus venosum

A

Ligamentum venosum

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3
Q

Ductus arteriosus

A

Ligamentum arteriosum

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4
Q

Umbilical vein

A

Ligamentum teres

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5
Q

Umbilical artery

A

Medial umbilical ligament

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6
Q

Ductus venosus

A

Ligamentum venosum

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7
Q

Foramen ovale

A

Fossa ovalis

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8
Q

Penis

A

Phallus

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9
Q

Corpora cavernosa

A

Phallus

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10
Q

Corpora spongiosum

A

Phallus

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11
Q

Ventral aspect of penis

A

Urogenital fold

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12
Q

Spongy urethra

A

Urogenital folds

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13
Q

Scrotum

A

Labioscrotal swellings

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14
Q

Labia minira

A

Unfused urogenital folds

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15
Q

Frenulum

A

Fused urogenital folds

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16
Q

Labia majorw

A

Unfused labioscrotal swelling

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17
Q

Labial commisures and mons pubis

A

Fused labioscrotal swelling

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18
Q

Skeletal muscles

A

Paraxial mesoderm/ somites

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19
Q

Limb muscles

A

Mesoderm

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20
Q

Cardiac muscles

A

Visceral/ splanchnic mesoder

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21
Q

Visceral/ splanchnic mesoderm

A

Smooth muscles

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22
Q

Blood vessels of body wall

A

Somatic mesoderm

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23
Q

Smooth muscle of the iris and myoepithelial glands

A

Ectoderm

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24
Q

Primitive atrium

A

Left atrium

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25
Q

Sinus venosus

A

Right atrium

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26
Q

Left horn of sinus venosus

A

Coronary sinus

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27
Q

Primitive ventricle

A

All of left ventricle

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28
Q

Bulboscordis

A

Right ventricle

29
Q

Truncus arteriosus

A

Root of the aorta and pulmonary trunk

30
Q

Maxillary arteries; part of external carotid

A

First aortic arch

31
Q

Stapedial arteries

A

Second aortic arch

32
Q

Common carotid arteries

A

Proximal parts of the third aortic arch

33
Q

Internal carotid arteries

A

Distal third aortic arch

34
Q

Arch of aorta

A

Left , fourth aortic arch

35
Q

Proximal part of subclavian artery

A

Right fourth aortic arch

36
Q

Left pulmonary artery

A

Left proximal, sixth

37
Q

Ductue arteriosus

A

Left,distal, sixth aortic arch

38
Q

Right pulmonary artery

A

Proximal, right, sixth aortic arch

39
Q

Telencephalon

A

Cerebrum

40
Q

Diencephalon

A

Thalamus

41
Q

Mesencephalon

A

Midbrain

42
Q

Metencephalon

A

Pons, cerebellum

43
Q

Myelencephalon

A

Medulla

44
Q

Neural tube

A

CNS

45
Q

Neural crest

A

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

46
Q

Epimere

A

Intrinsic back muscles

47
Q

Hypomere

A

Ventral body wall muscles

48
Q

What form the pharyngeal arches

A

Somitomeres

49
Q

Ventral condensations of mesoderm

A

Flexor muscles

50
Q

Dorsal condensations of mesoderm

A

Extensor muscles

51
Q

Paraxial mesoderm

A

Skeletal muscles

52
Q

Visceral/ splanchinic mesoderm

A

Cardiac muscles

53
Q

Somatic mesoderm

A

Blood vessels of body wall

54
Q

Ectoderm

A

Smooth muscles of iris and myoepithelial cells of glands

55
Q

Septum transversum

A

Central tendon (diaphragm)

56
Q

Pleuroperitoneal membrane

A

Bulk of muscular part of diaphragm

57
Q

Body wall mesenchyme

A

Peripheral muscular part of diaphragm

58
Q

Dorsal mesentery

A

Diaphragmatic crura

59
Q

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

A

Thyroid gland

60
Q

1st endocrine gland to develop

A

Thyroid (24 days after fertilization)

61
Q

Visceral mesoderm (lungs)

A

Visceral pleura

62
Q

Somatic mesoderm (lungs)

A

Parietal pleura

63
Q

Metanephrod

A

Permanent kidneys

64
Q

Ueteric bud

A

Ureter, renal pelvis, renal calices, collecting tubules

65
Q

Metanephric tubule

A

Nepron

66
Q

Metanephric mass of mesoderm

A

Nephron

67
Q

Metanephric diverticulum

A

Collecting tubule

68
Q

UG, vesical part

A

Urinary bladder

69
Q

UG, pelvic part

A

Urethra

70
Q

UG, phallic part

A

Genital tubercle