A Researcher Wants to Study the Effects of Head Injury

question 22

Multiple Choice

A researcher wants to study the effects of head injury in children under the age of 5 years on mothers' decisions to work outside of the home.Which of the following factors negatively affects the feasibility of this study?

• A) The local region has a high percentage of single-parent families.
• B) Head injuries in children under age 5 represented less than 1% of hospital admissions during the year previous to the study.
• C) Children under the age of 5 years are not able to read, write, or give direct informed consent to participate in this study.
• D) A comprehensive review of the literature shows no studies that examined this question were conducted during the past 15 years.

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Definitions:

Acetaldehyde

A volatile, flammable, and colorless liquid compound that is an intermediate in the production of acid and alcohol metabolism.

Endergonic

Describes a reaction that requires a net input of free energy.

Protein Synthesis

The process by which cells build proteins based on the genetic information carried in DNA and transported by RNA.

Digestion

Breakdown of food into its chemical components.