When May Research Participants Withdraw from a Study

question 181

Multiple Choice

 When may research participants withdraw from a study? 

• A)Participants may withdraw at any time in a study.
• B)Once participants have signed the informed consent, they must finish the study.
• C)If participants have not completed more than half of the study, they may withdraw.
• D)If participants compensate the researcher for time lost, they may withdraw from the study.

Understand the historical context and implications of the spoils system.

Debate the necessary scope and influence of bureaucracy in contemporary democracy.

Recognize the goals and outcomes of efforts to reinvent government.

Understand the application and importance of cost-benefit analysis within bureaucratic decision-making.

---

Definitions:

Shielding

The use of materials to protect against harmful radiation by absorbing or blocking it.

X-rays

A form of electromagnetic radiation used in medical imaging to view the inside of the body.

Pb

The chemical symbol for lead, a dense, toxic metal used in various applications.

Echoencephalography

A non-invasive ultrasound technique used to study the brain's structures through the skull, particularly useful for detecting abnormalities.