Prior to Conducting the Current Study,Dr

question 18

Multiple Choice

Prior to conducting the current study,Dr.Lonsbary asked her research assistant to use the same mood manipulation with a sample of 30 college students to determine if people's moods really did change after listening to the music.Running this preliminary study helps establish which of the following?

• A)External validity
• B)Statistical validity
• C)Internal validity
• D)Construct validity

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Definitions:

Parkinson's Disease

A progressive neurological disorder characterized by tremors, stiffness, and slow movement, caused by the degeneration of dopamine-producing neurons.

Synapses

The junctions between neurons where electrical or chemical signals are transmitted.

Synaptic Cleft

The small gap at the synapse through which neurotransmitters carry neural signals between neurons.

Terminal Buttons

The small knobs at the end of an axon that release chemicals called neurotransmitters into the synapse to transmit a neural message to another neuron.