Research on the Placebo Effect Is Valuable Because It

question 48

Multiple Choice

Research on the placebo effect is valuable because it

• A)shows that it is difficult to separate the effects of biochemical and psychological factors on brain function.
• B)may make it possible to more efficiently integrate placebo and drug treatments.
• C)can help us understand the mechanisms by which drugs are effective in pain treatment
• D)all of these

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Definitions:

Pupil

Circular opening in the iris through which light enters the eye.

Rods

Photoreceptor cells in the retina of the eye, highly sensitive to light, and responsible for vision under low light conditions.

Optic Disc

The point of exit for ganglion cell axons leaving the eye. Because there are no rods or cones overlying the optic disc, it creates a blind spot in visual fields.

Sensory Retina

The part of the retina that contains photoreceptor cells (rods and cones) responsible for converting light into electrical signals for vision.