Nursing Elites

1. Where is the site of chemical communication in the brain?

• A. Neuron
• B. Synapse
• C. Axon
• D. Dendrite

Correct answer: B

Rationale: The correct answer is B: Synapse. The synapse is the site where chemical communication occurs between neurons. Neurotransmitters are released from the axon terminal of one neuron, cross the synaptic cleft, and bind to receptors on the dendrites of the next neuron. Choice A, Neuron, is incorrect as it refers to the entire nerve cell. Choices C and D, Axon and Dendrite, are also incorrect as they are specific parts of a neuron and not the primary site of chemical communication.

2. In an experiment, the investigators manipulate variables to learn how one affects another.?

• A. A data-collection method in which participants respond to questions
• B. The entire group that is of interest to a researcher
• C. A detailed description of a single culture or context
• D. A study that tests a causal hypothesis

Correct answer: D

Rationale: The correct answer is D because in an experimental design, investigators manipulate variables to determine the effect of one on another. This process allows researchers to test causal hypotheses by manipulating one variable while keeping others constant. Choices A, B, and C are incorrect as they do not directly relate to manipulating variables in an experiment.

3. What are some common methods used to study genetic influences on behavior?

• A. Genetic influences are studied only through twin studies.
• B. Common methods include twin studies, adoption studies, and gene mapping.
• C. Genetic influences on behavior are only studied through family history.
• D. Genetic influences on behavior are not well understood.

Correct answer: B

Rationale: Common methods used to study genetic influences on behavior include twin studies, adoption studies, and gene mapping. Twin studies help to compare the similarities between identical and fraternal twins to estimate the heritability of a trait. Adoption studies look at the similarities between adopted children and their biological and adoptive parents to determine genetic influences. Gene mapping involves identifying specific genes associated with certain behaviors. Choices A, C, and D are incorrect because genetic influences on behavior are not solely studied through twin studies or family history, and while the understanding of genetic influences may vary, there are established methods to study them.

4. The cognitive perspective contends that to fully understand human behavior, psychologists need to focus attention on?

• A. The role of the unconscious.
• B. Internal mental events.
• C. The interrelations among the mind, body, and behavior.
• D. The adaptive value of a behavior.

Correct answer: B

Rationale: The cognitive perspective emphasizes understanding human behavior by focusing on internal mental events such as thoughts, beliefs, and perceptions. This helps in explaining how individuals process information, solve problems, and make decisions. Choice A, the role of the unconscious, is associated with psychoanalytic theory rather than the cognitive perspective. Choice C, the interrelations among the mind, body, and behavior, is more aligned with a holistic or biopsychosocial perspective. Choice D, the adaptive value of a behavior, is more related to evolutionary psychology rather than the cognitive perspective.

5. William James, who was a pioneer in the development of functionalism, was most heavily influenced by?

• A. Charles Darwin.
• B. Sigmund Freud.
• C. John Watson.
• D. B.F. Skinner.

Correct answer: A

Rationale: William James was heavily influenced by Charles Darwin's theory of evolution, which shaped his functionalist views on psychology. This influence is evident in James's emphasis on adaptation, survival, and the functional purposes of behavior. Choice B, Sigmund Freud, is incorrect because Freud's psychoanalytic theory focused on unconscious processes and childhood experiences, which differ significantly from James's functionalism. Choice C, John Watson, is incorrect as Watson was a behaviorist who emphasized observable behavior and rejected mental processes, which contrasts with James's focus on mental processes. Choice D, B.F. Skinner, is also incorrect as Skinner was a behaviorist known for his work on operant conditioning, which is not directly aligned with James's functionalist perspective.

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