Deck 3: Formation of Germ Layers and Early Tissue and Organ Differentiation

Question 1

________ Gives rise to the brain and spinal cord

A)Allantois
B)Primitive streak
C)Notochord
D)Blood island
E)Neural plate

Answer 1

Neural plate

Question 2

________ Neural groove

A)A
B)B
C)C
D)D
E)E

Answer 2

A

Question 3

________ Derived from notochordal process

A)A
B)B
C)C
D)D
E)E

Answer 3

E

Question 4

________ Embryonic ectoderm

A)A
B)B
C)C
D)D
E)E

Question 5

________ Gives rise to an adult body cavity

A)A
B)B
C)C
D)D
E)E

Question 6

________ Appears on extraembryonic membranes

A)Allantois
B)Primitive streak
C)Notochord
D)Blood island
E)Neural plate

Question 7

________ Diverticulum of umbilical vesicle (yolk sac)

A)Allantois
B)Primitive streak
C)Notochord
D)Blood island
E)Neural plate

Question 8

________ Derived from primitive streak

A)A
B)B
C)C
D)D
E)E

Question 9

________ Derived from paraxial mesoderm

A)A
B)B
C)C
D)D
E)E

Question 10

________ Notochordal process

A)A
B)B
C)C
D)D
E)E

Question 11

________ Wall of amniotic sac

A)A
B)B
C)C
D)D
E)E

Question 12

________ Fusing to form neural tube

A)A
B)B
C)C
D)D
E)E

Question 13

________ Source of mesenchyme

A)Allantois
B)Primitive streak
C)Notochord
D)Blood island
E)Neural plate

Question 14

________ Aggregation of angioblasts

A)Allantois
B)Primitive streak
C)Notochord
D)Blood island
E)Neural plate

Question 15

________ Gives rise to most of the embryonic mesoderm

A)A
B)B
C)C
D)D
E)E

Question 16

________ Primitive pit

Question 17

________ Splanchnopleure

A)A
B)B
C)C
D)D
E)E

Question 18

________ Site of the prechordal plate

A)A
B)B
C)C
D)D
E)E

Question 19

________ Umbilical artery

A)A
B)B
C)C
D)D
E)E

Question 20

________ Forms the basis of the axial skeleton

A)Allantois
B)Primitive streak
C)Notochord
D)Blood island
E)Neural plate

Question 21

________ Tertiary chorionic villus

A)A
B)B
C)C
D)D
E)E

Question 22

________ Contains umbilical vessels

A)A
B)B
C)C
D)D
E)E

Question 23

________ Sinus venosus

A)A
B)B
C)C
D)D
E)E

Question 24

________ Vitelline artery

A)A
B)B
C)C
D)D
E)E