Transplanting Brain Tissue into Parkinson's Patients Would Most Likely Be

question 222

Multiple Choice

Transplanting brain tissue into Parkinson's patients would most likely be successful if:

• A) the patient is older.
• B) they are female.
• C) the brain tissue comes from rats.
• D) the transplant was accompanied by neurotrophins.

---

Definitions:

Placebo

A substance with no therapeutic effect, used as a control in testing new drugs or used to induce psychological benefits purely through belief.

Matched Pair

A study design element where subjects are paired based on specific characteristics, ensuring that each pair is as similar as possible except for the variable under investigation.

Statistically Significant

A measure indicating that the likelihood of an observed outcome occurring by chance is low, often used in research to validate findings.

Negative Correlation

A connection between two variables where as one variable goes up, the other goes down, and the opposite is also true.