Embryologic derivatives

Question 1

Rathke pouch

Answer 1

Surface ectoderm

Question 2

Lens and cornea

Answer 2

Surface ectoderm

Question 3

Inner ear sensory organs

Answer 3

surface ectoderm

Question 4

olfactory epithelium

Answer 4

surface ectoderm

Question 5

nasal and oral epithelial linings

Answer 5

surface ectoderm

Question 6

epidermis

Answer 6

surface ectoderm

Question 7

salivary, sweat, mammary glands

Answer 7

surface ectoderm

Question 8

brain and spinal cord

Answer 8

neural tube

Question 9

posterior pituitary

Answer 9

neural tube

Question 10

pineal gland

Answer 10

neural tube

Question 11

retina

Answer 11

neural tube

Question 12

Autonomic, sensory, and celiac ganglia

Answer 12

Neural crest

Question 13

Schwann cells

Answer 13

neural crest

Question 14

Pia and arachnoid mater

Answer 14

neural crest

Question 15

AP septum

Answer 15

Neural crest

Question 16

Endocardial cushions

Answer 16

Neural crest

Question 17

Branchial pouches

Answer 17

neural crest

Question 18

Skull bones

Answer 18

neural crest

Question 19

Melanocytes

Answer 19

neural crest

Question 20

Adrenal medulla

Answer 20

neural crest

Question 21

Muscles, CT, Bone, Cartilage, Serosa linings, CV system, Blood, lymph, spleen, internal genitalia, kidney, ureters, adrenal cortex

Answer 21

mesoderm

Question 22

GI tract, Liver, pancreas, lungs, thymus, parathyroids, thyroid follicular cells, middle ear, bladder, urethera

Answer 22

endoderm