The Cochrane Levels-Of-Evidence Model Is Used Widely in Research to Evaluate

question 4

Multiple Choice

The Cochrane levels-of-evidence model is used widely in research to evaluate:

• A) The statistical significance of a study's effect size
• B) The rigor of a study's research design
• C) The quality with which the study's article is written
• D) The efficacy of an intervention or treatment approach

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Definitions:

Trophoblast

The outer layer of a blastocyst, providing nutrients to the embryo and developing into a large part of the placenta.

Placenta

An organ that develops in the uterus during pregnancy to provide oxygen and nutrients to the growing baby, while removing waste products.

Primitive Streak

The primitive streak is a structure that forms on the surface of the early embryonic disc, marking the beginning of gastrulation and establishing body axes.

Embryonic Disc

A flat plate of cells in early embryonic development that will form the embryo.