Refer to the figure showing a 9-day chick embryo. Based on the figure, which statement is true?
A) The structure at point 6 is the last extraembryonic membrane to form.
B) The structure at point 7 includes contributions from ectoderm and mesoderm.
C) The structure at point 6 functions in gas exchange.
D) The structure at point 3 includes contributions from endoderm and mesoderm.
E) Blood vessels line the outer surface of the structure at point 6.

Question

Refer to the figure showing a 9-day chick embryo.  Based on the figure, which statement is true?
A) The structure at point 6 is the last extraembryonic membrane to form. 
B) The structure at point 7 includes contributions from ectoderm and mesoderm. 
C) The structure at point 6 functions in gas exchange. 
D) The structure at point 3 includes contributions from endoderm and mesoderm. 
E) Blood vessels line the outer surface of the structure at point 6.

Quizplus · Accepted Answer

The Answer of Refer to the figure showing a 9-day chick embryo.  Based on the figure, which statement is true?
A) The structure at point 6 is the last extraembryonic membrane to form. 
B) The structure at point 7 includes contributions from ectoderm and mesoderm. 
C) The structure at point 6 functions in gas exchange. 
D) The structure at point 3 includes contributions from endoderm and mesoderm. 
E) Blood vessels line the outer surface of the structure at point 6.

Refer to the Figure Showing a 9-Day Chick Embryo