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--Step Shit-- > Embryological Tissue Derivatives > Flashcards

Embryological Tissue Derivatives Flashcards

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1
Q

What are the 3 Main Cell layers

A
  • Ectoderm
  • Mesoderm
  • Endoderm
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2
Q

Sublingual glands

A

Endoderm Origin

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3
Q

Kidneys

A

Mesoderm Origin

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4
Q

Mammary glands

A

Surface Ectoderm Origin

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5
Q

Olfactory Epithelium

A

Surface Ectoderm Origin

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6
Q

Sweat glands

A

Surface Ectoderm Origin

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7
Q

Enamel of teeth

A

Surface Ectoderm Origin

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8
Q

Heart

A

Mesoderm Origin

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9
Q

Retina

A

Neural Tube Origin

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10
Q

What 2 parts are included as Neuroectoderm

A
  • Neural crest

* Neural tube

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11
Q

Oligodendrocytes

A

Neural Tube Origin

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12
Q

Urethral epithelium

A

Endoderm Origin

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13
Q

Melanocytes

A

Neural Crest Origin

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14
Q

Blood cells

A

Mesoderm Origin

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15
Q

Liver

A

Endoderm Origin

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16
Q

Aorticopulmonary Septum

A

Neural Crest Origin

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17
Q

Blood vessels

A

Mesoderm Origin

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18
Q

Chromaffin cells

A

Neural Crest Origin

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19
Q

What are the derivatives of mesoderm cells (12)

A
  • Muscle
  • Bone
  • Bone marrow
  • Blood cells
  • Heart
  • Blood vessels
  • Lymphatics
  • UPPER vagina
  • Kidneys
  • Adrenal cortex
  • Gonads
  • Dermis
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20
Q

Thymus

A

Endoderm Origin

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21
Q

Bone marrow

A

Mesoderm Origin

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22
Q

Ganglia (autonomic, dorsal root, enteric)

A

Neural Crest Origin

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23
Q

Parotid glands

A

Surface Ectoderm Origin

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24
Q

Odontoblasts

A

Neural Crest Origin

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25
Lens
Surface Ectoderm Origin
26
What are the derivatives of surface ectoderm cells (11)
* Lens * Olfactory Epithelium * Inner Ear * Ant Pituitary * Oral Epithelium * Parotid glands * Enamel of teeth * Epidermis * Sweat glands * Mammary glands * Distal anal canal
27
What are the derivatives of Neural Tube Cells (7)
CNS * Neurons * Oligodendrocytes * Astrocytes * Ependymal cells * Pineal gland * Posterior pituitary * Retina
28
Sclera
Neural Crest Origin
29
Gonads
Mesoderm Origin
30
Dermis
Mesoderm Origin
31
Bladder epithelium
Endoderm Origin
32
Distal anal canal
Surface Ectoderm Origin
33
Pineal gland
Neural Tube Origin
34
Adrenal cortex
Mesoderm Origin
35
Cranial nerves
Neural Crest Origin
36
Oral epithelium
Surface Ectoderm Origin
37
What are the derivatives of Neural Crest Cells (10)
MAGIC COPS * Melanocytes * Aorticopulmonary septum * Ganglia (autonomic, dorsal root, enteric) * Iris stroma * Chromaffin cells * Cranial nerves * Odontoblasts * Ossicles * Parafollicular (C) cells * Sclera
38
Ossicles
Neural Crest Origin
39
Posterior Pituitary
Neural Tube Origin
40
Anterior pituitary
Surface Ectoderm Origin
41
Lungs
Endoderm Origin
42
Bone
Mesoderm Origin
43
Inner Ear
Surface Ectoderm Origin
44
What forms the 3 cell layers
Trilaminar Epiblast at week 3
45
Submandibular glands
Endoderm Origin
46
Astrocytes
Neural Tube Origin
47
What is the blastocyst composed of and what does each become
Trophoblast: * Placenta/embryonic membranes Inner Cell Mass (epi and hypoblast): * Fetus
48
What are the derivatives of endoderm cells (12)
* GI tract * Submandibular glands * Liver * Gallbladder * Pancreas * Lungs * Thymus * Thyroid follicular cells * LOWER vagina * Bladder epithelium * Urethral epithelium
49
Pancreas
Endoderm Origin
50
Lower Vagina
Endoderm Origin
51
Lymphatics
Mesoderm Origin
52
Parafollicular (C) cells
Neural Crest Origin
53
Upper Vagina
Mesoderm Origin
54
What 2 parts are included as ectoderm
* Neuroectoderm | * Surface ectoderm
55
Muscle
Mesoderm Origin
56
Iris stroma
Neural Crest Origin
57
Gallbladder
Endoderm Origin
58
GI tract
Endoderm Origin
59
Ependymal cells
Neural Tube Origin
60
Neurons
Neural Tube Origin
61
Epidermis
Surface Ectoderm Origin
62
Thyroid follicular cells
Endoderm Origin

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