Hy Embryology 04 Part 2

Front 1

From which germ cell layer do hepatocytes derive?

Back 1

Endoderm

Front 2

From which germ cell layer do Acinar and islet cells of the pancreas derive?

Back 2

Endoderm

Front 3

From which germ cell layer does the epithelial lining of the GI tract derive?

Back 3

Endoderm

Front 4

From which germ cell layer does the epithelial lining of the trachea derive?

Back 4

Endoderm

Front 5

From which germ cell layer does the epithelial lining of the bronchii derive?

Back 5

Endoderm

Front 6

From which germ cell layer does the epithelial lining of the lung derive?

Back 6

Endoderm

Front 7

From which germ cell layer does the epithelial lining of the biliary apparatus derive?

Back 7

Endoderm

Front 8

From which germ cell layer does the epithelial lining of the urinary bladder derive?

Back 8

Endoderm

Front 9

From which germ cell layer does the epithelial lining of the female urethra derive?

Back 9

Endoderm

Front 10

From which germ cell layer does the epithelial lining of most of the male urethra derive?

Back 10

Endoderm

Front 11

From which germ cell layer does the epithelial lining of the inferior 2/3 of the vagina derive?

Back 11

Endoderm

Front 12

From which germ cell layer does the epithelial lining of the auditory tube and middle ear cavity derive?

Back 12

Endoderm

Front 13

From which germ cell layer do muscle cells (smooth, cardiac, skeletal) derive?

Back 13

Mesoderm

Front 14

From which germ cell layer do muscles of the tongue (occipital somites) derive?

Back 14

Mesoderm

Front 15

From which germ cell layer do pharyngeal arch muscles derive?

Back 15

These include the muscles of mastication and the muscles of facial expression
Mesoderm

Front 16

From which germ cell layer does connective tissue derive?

Back 16

Mesoderm

Front 17

From which germ cell layer does the dermis and subcutaneous layer of skin derive?

Back 17

Mesoderm

Front 18

From which germ cell layer does bone and cartilage derive?

Back 18

Mesoderm

Front 19

From which germ cell layer does the duramater derive?

Back 19

Mesoderm

Front 20

From which germ cell layer does the endothelium of blood vessels derive?

Back 20

Mesoderm

Front 21

From which germ cell layer do RBCs, WBCs, microglia, and Kupffer cells derive?

Back 21

Mesoderm

Front 22

From which germ cell layer does the kidney derive?

Back 22

Mesoderm

Front 23

From which germ cell layer does the adrenal cortex derive?

Back 23

Mesoderm

Front 24

From which germ cell layer does the epidermis derive?

Back 24

Ectoderm

Front 25

From which germ cell layer does hair derive?

Back 25

Ectoderm

Front 26

From which germ cell layer do nails derive?

Back 26

Ectoderm

Front 27

From which germ cell layer do sweat and sebaceous glands derive?

Back 27

Ectoderm

Front 28

From which germ cell layer does the adenohypophysis derive?

Back 28

Ectoderm

Front 29

From which germ cell layer does the epithelial lining of the lower anal canal derive?

Back 29

Ectoderm

Front 30

From which germ cell layer does the epithelial lining of the distal portion of the male urethra derive?

Back 30

Ectoderm

Front 31

From which germ cell layer does the epithelial lining of the external auditory meatus derive?

Back 31

Ectoderm

Front 32

From which germ cell layer do all neurons within the brain and spinal cord (CNS) develop?

Back 32

Neuroectoderm

Front 33

From which germ cell layer does the retina derive?

Back 33

Neuroectoderm

Front 34

From which germ cell layer does the optic nerve derive?

Back 34

Neuroectoderm

Front 35

From which germ cell layer do dilator and sphincter pupillae muscle derive?

Back 35

Neuroectoderm

Front 36

From which germ cell layer do astrocytes, oligodendrocytes, ependymocytes, tanycytes, and choroid plexus cells derive?

Back 36

Neuroectoderm

Front 37

From which germ cell layer does the pineal gland derive?

Back 37

Neuroectoderm

Front 38

From which germ cell layer do neurons within ganglia (dorsal root, cranial, autonomic) derive?

Back 38

Neural crest (ectoderm)

Front 39

From which germ cell layer do Schwann cells derive?

Back 39

Neural crest (ectoderm)

Front 40

From which germ cell layer do Pia and arachnoid derive?

Back 40

Neural crest (ectoderm)

Front 41

From which germ cell layer does the adrenal medulla derive?

Back 41

Neural crest (ectoderm)

Front 42

From which germ cell layer do melanocytes derive?

Back 42

Neural crest (ectoderm)

Front 43

From which germ cell layer does the aorticopulmonary septum derive?

Back 43

Neural crest (ectoderm)

Front 44

From which germ cell layer do the bones of the neurocranium derive?

Back 44

Neural crest (ectoderm)

Front 45

From which germ cell layer do the pharyngeal arch bones derive?

Back 45

Includes the maxila, mandible, maleus, and incus
Neural crest (ectoderm)