Germ Layer Derivatives

Question 1

Adenohypophysis (Anterior Pituitary)

Answer 1

Surface ectoderm

Question 2

Sensory epithelium

Answer 2

Surface ectoderm

Question 3

Lens of eye

Answer 3

Surface ectoderm

Question 4

Epidermis, hair, nails

Answer 4

Surface ectoderm

Question 5

Neurohypophysis (Posterior Pituitary)

Answer 5

Neuroectoderm

Question 6

CNS Neurons

Answer 6

Neuroectoderm

Question 7

Oligodendrocytes

Answer 7

Neuroectoderm

Question 8

Astroctyes

Answer 8

Neuroectoderm

Question 9

Ependymal cells (glia)

Answer 9

Neuroectoderm

Question 10

Pineal gland

Answer 10

Neuroectoderm

Question 11

ANS

Answer 11

Neural Crest

Question 12

DRG

Answer 12

Neural Crest

Question 13

Cranial Nerves

Answer 13

Neural Crest

Question 14

Melanocytes

Answer 14

Neural Crest

Question 15

Chromaffin Cells of the Adrenal Medulla

Answer 15

Neural Crest

Question 16

Enterochromaffin Cells

Answer 16

Neural Crest

Question 17

Pia and Arachnoid

Answer 17

Neural Crest

Question 18

Celiac ganglion, autonomic ganglia

Answer 18

Neural Crest

Question 19

Schwann Cells

Answer 19

Neural Crest

Question 20

Odontoblasts

Answer 20

Neural Crest

Question 21

Parafollicular C Cells

Answer 21

Neural Crest

Question 22

Laryngeal Cartilage

Answer 22

Neural Crest

Question 23

Bones of face, jaw, and ossicles of the ear

Answer 23

Neural Crest

Question 24

Bones of skull

Answer 24

Paraxial mesoderm

Question 25

Muscles

Answer 25

Paraxial mesoderm

Question 26

Vertebrae

Answer 26

Paraxial mesoderm

Question 27

Dura mater

Answer 27

Paraxial mesoderm

Question 28

Connective tissue

Answer 28

Paraxial mesoderm

Question 29

Bone

Answer 29

Paraxial mesoderm

Question 30

Urogenital system

Answer 30

Intermediate mesoderm

Question 31

Spleen

Answer 31

Intermediate mesoderm

Question 32

Serous membranes and smooth muscle and connective tissue of viscera

Answer 32

Splanchnic/visceral lateral mesoderm

Question 33

Serous membranes around body wall and limbs

Answer 33

Somatic/parietal lateral mesoderm

Question 34

Gut tube epithelium and glands

Answer 34

Endoderm

Question 35

Gut tube derivatives (lungs, liver, pancreas, thymus, parathyroid, thyroid follicle cells, gallbladder)

Answer 35

Endoderm