What Type of Blood May Be Given to a Person

question 43

Multiple Choice

What type of blood may be given to a person with type O blood?

• A) A
• B) B
• C) O
• D) AB

---

Definitions:

Placebo Effect

The phenomenon where an individual experiences a perceived improvement in condition or symptoms after receiving a treatment that has no therapeutic effect.

Placebo

An inactive substance or treatment used as a control in experiments to test the effectiveness of therapeutic drugs.

Control Condition

In experimental research, a standard against which the effects of a treatment are compared, often involving no treatment or a placebo.

Fake Pill

Also known as a placebo, it is a pill without active medical ingredients, used in research to test the effectiveness of treatments.