Week 8 - Picture Cards - Differentiation/Signalin

Question 1

What does each letter stand for?

Answer 1

Anterior, Posterior, Dorsal Ventral

Question 2

The intraembryonic mesoderm differentiates into these 3 portions, define by color:

Answer 2

red: lateral plate
green: intermediate
yellow: paraxial

Question 3

define each section by color

Answer 3

green: mesenchyme (from lat plate mesoderm)
purple: ectoderm

Question 4

Name these parts:

Answer 4

A: Ras-activating protein

B: activated Ras protein

C: activated receptor tyrosine kinase

D.

Question 5

What do the colors signify?

Answer 5

Red: Tbx4

Blue: Tbx5

Question 6

Name the labels:

Answer 6

A: FGF10

B: FGF8

C: AER

Question 7

What is the purple area?

Answer 7

Apical ectodermal ridge

Question 8

What signal is this chart about?

Answer 8

Shh (sonic hedge hog)

Question 9

Name the labels:

Answer 9

A. ectoderm

B. mesoderm

C. endoderm

D. yolk sac

E. amniotic cavity

Question 10

Name the labels:

Answer 10

A. Epidermis

B. Animal

C. Dorsal

D. Ventral

E. Notochord

F. Endoderm

Question 11

Name the labels:

Answer 11

A. Vegetal Pole

B. Animal Pole

C. Wnt11 mRNA

D. Plasma membrane

E. sperm entry point

F. Ventral

G. Dorsal

Question 12

This process is part of what type of differentiation?

Answer 12

Dorsal / Ventral