QuestionSBA
QuestionChoice
The GI tract develops from the endoderm germ layer, alongside the liver, pancreas, lung and thyroid.
10002112
a
Endoderm
QuestionChoice
The somites are paired blocks of paraxial mesoderm that flank the neural tube and notochord. They do not partake in the development of the GI tract.
10002116
e
Somites
QuestionChoice
The notochord functions as an organising centre for neurulation and mesoderm development. It does not partake in the development of the GI tract.
10002115
d
Notochord
QuestionChoice
The GI tract does not develop from the ectoderm. However, the CNS and neural crest, skin epithelia and tooth enamel all develop from the ectoderm.
10002113
b
Ectoderm
QuestionChoice
The GI tract does not develop from the mesoderm. However, the blood, muscle and gonads all develop from the mesoderm.
10002114
c
Mesoderm
Concept
Chapter
2693
3942
Development of the foregut
Topic
171
Embryology
12969
During early foetal development, the different germ layers begin to develop into what will eventually become the organs of the body.

Which germ layer does the gastrointestinal tract develop from?
a