During the first trimester of development, the basis for organ formation is established. This process is called ________.
A) embryogenesis
B) organogenesis
C) implantation
D) gastrulation
E) None of the answers are correct.

Question

Quizplus · Accepted Answer

Organogenesis is the process of establishing the basis for organ formation during the first trimester of development. Embryogenesis is a broader term that refers to the development of the embryo from fertilization to the end of the eighth week of gestation. Implantation is the process by which the embryo attaches to the uterine lining. Gastrulation is the process by which the blastula (a hollow ball of cells) is transformed into a three-layered structure known as the gastrula.

During the First Trimester of Development, the Basis for Organ