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Anatomy > Embryology > Flashcards

Embryology Flashcards

1
Q

Who is the father of medicine?

A

Mr. hipokrat-hen eggs

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2
Q

What is decidual reaction

A

Tortuous glands with glycogen and mucous

Endometrial stromatolites being edematous and highly vascular

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3
Q

Epiblast

A

Columnar cells differentiated from embyroblast

Form amniotic cavity

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4
Q

Hypoblast

A

Cubic cells forming yolk sac

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5
Q

Exocoelemic cavity

A

Yolk sac

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6
Q

Lacuna spaces

A

Found at embryonic pole

Inter communicating network

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7
Q

Extraembryonic mesoderm

A

Cells derived from yolk sac

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8
Q

Extraembryonic somatopleuric mesoderm

A

Amnion and cytotrophoblast

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9
Q

Splanchnic

A

Yolk sac

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10
Q

Ectopic pregnancy

A

Slow rising beta gonodotrophin hormones

Extrauterune pregnancies

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11
Q

How long does the corpus luteum produce progesterone

A

20 weeks

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12
Q

Primitive streak

A

Primitive groove, primitive pit, primitive node

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13
Q

Remnant of primitive streak

A

Suppose to disappear by week 4

If not leads to sacrococcgyeal teratoma

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14
Q

Remnants of notochord

A

Chordomas

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15
Q

Neural plate

A

Ectoderm thickening

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16
Q

Neural crest cells

A

Differentiate from ectoderm

Breaks off and Form pns

17
Q

Neurulation

A

Neuroectoderm folds to form neural tube

18
Q

Neurospores

A

Anterior and posterior

Communication with amniotic cavity

19
Q

Paraxial Mesoderm form

A

Axial skeletal

Somites -extra 4 occipital and 7 coccygeal somites

20
Q

Mesoderm

A 
Blood vessels 
Blood
Heart
Walls of the gut 
Lateral body wall 
Connective tissue 
Skeletal muscles 
Limbs
Dermis 
Axial skeleton
21
Q

Type of placenta found in humans

A

Hemochromatosis

22
Q

Largest cell in spermatogenesis

A

Primary spermatocyte

23
Q

Spermiogenesis

A

Acrosome
Tail
Loss of cytoplasm
Shape change

24
Q

Non disjunction

A

Failure of chromosomes to separAte

Resulting in polyploidy

Anatomy (9 decks)

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