Once a Person Has Agreed to Participate in a Research

question 200

Multiple Choice

Once a person has agreed to participate in a research study as a subject:

• A) the person is obligated to stay in the study until its conclusion.
• B) the person gives up his or her right to confidentiality of information.
• C) deception may be used since the person has agreed to the research participation.
• D) the person is still free to withdraw from the research at any time.

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Definitions:

Diffusion

The process by which molecules intermingle as a result of their kinetic energy of random motion, leading to a net movement from a region of higher concentration to one of lower concentration.

Peripheral Vascular Resistance

The resistance of the peripheral blood vessels, which impacts blood pressure and flow throughout the body.

Cardiac Output

The volume of blood the heart pumps through the circulatory system in one minute, a critical measure of heart function efficiency.

Blood Viscosity

A measure of the thickness and stickiness of an individual's blood, influencing how easily blood flows through the vessels.