Questions From Earlier In Semester For Final Exam

Approximately how many taste receptors are located on each taste bud?

• 2
• 20
• 50
• 500

The difference threshold is the degree of change that is required in order for a person to detect a change ________ percent of the time.

• 25
• 75
• 50
• 100

A person can have between ________ taste buds in his or her mouth.

• 100 to 1,000
• 20,000 to 50,000
• 6,000,000 to 120,000,000
• 500 to 10,000

What is the BEST analogy for Wundt's and Titchener's mission for psychology?

• a chart listing the basic chemical elements
• a list of the courses required for graduation
• a list of the types of clothing sold at a retail outlet
• a computer program for word processing a term paper

Reuptake is ________.

• a chemical that is released into the synaptic gap
• a protein molecule on the dendrite or cell body of a neuron that will interact only with specific neurotransmitters
• a process by which neurotransmitters are taken back into the synaptic vesicles
• a chemical that plays a role in learning and attention

The nervous system is defined as________.

• a complex network of cells that carries information to and from all parts of the body
• a specialized cell that makes up the brain and nervous system
• all nerves and neurons that are not contained in the brain and spinal cord but that run throughout the body a gland located in the brain that secretes human growth hormone
• gland located in the brain that secretes human growth hormone

The minimal stimulus necessary for detection is called the ________, while the smallest noticeable change in a stimulus is referred to as ________.

• absolute threshold; difference threshold
• base value; just noticeable difference (jnd)
• response criterion; sensory constant
• difference threshold; absolute threshold

The placebo effect means ________.

• all conditions in an experiment are the same
• that there is no control group
• the expectations of the participants influence their behavior
• experimenter bias causes the subjects to act strangely

The peripheral nervous system consists of ________.

• all of the nerve cells that are not in the brain and spinal cord
• all of the nerves in the brain and the spinal cord
• the spinal cord and autonomic system
• the brain and the autonomic system

When a neuron fires, it fires in a(n) ________ fashion, as there is no such thing as "partial" firing.

• all-or-none
• rapid fire
• accidental patterned
• quick successioned