What Is the Source of the Cells That Colonize the Liver

question 7

Multiple Choice

What is the source of the cells that colonize the liver and engender the liver with the capacity to make myeloid and lymphoid progenitors?

• A) Extraembryonic yolk sac mesoderm
• B) Intraembryonic splanchnic mesoderm
• C) Cells associated with the dorsal aorta in the aortic, gonad, and mesonephros region
• D) Endoderm of the thymic primordia

---

Definitions:

Experimental Design

The plan for a controlled experiment, outlining how to conduct the research and ensure the validity of the results.

Solomon Four-Group

An experimental design that combines pretest-posttest control group design and posttest-only control group design to evaluate a treatment while controlling for pretesting effects.

Pretest-Posttest

A research design that measures participants on the dependent variable before and after exposure to an intervention or treatment to assess its effects.

Solomon Four-Group

An experimental design involving four groups to measure the effects of a treatment while controlling for pretesting.