#1
Which neurotransmitter is often associated with mood regulation and pleasure?
Serotonin
Dopamine
Acetylcholine
GABA
#2
In neuroimaging studies, what does the acronym fMRI stand for?
Functional Magnetic Resonance Imaging
Fast Magnetic Resonance Imaging
Focused Magnetic Resonance Imaging
Frequency Modulated Resonance Imaging
#3
Which ethical guideline requires researchers to debrief participants after the completion of a study?
Informed consent
Deception
Confidentiality
Debriefing
#4
Which neurotransmitter is often associated with the fight-or-flight response and stress?
Serotonin
Dopamine
Norepinephrine
Endorphin
#5
What is the primary role of the hypothalamus in the brain?
Regulating body temperature
Controlling sleep-wake cycles
Maintaining homeostasis and regulating hormones
Processing visual information
#6
What is the primary function of the myelin sheath in neurons?
To generate electrical signals
To protect the neuron
To speed up the transmission of nerve impulses
To regulate neurotransmitter release
#7
In psychological research, what does the term 'informed consent' refer to?
Participants being aware of the research hypothesis
Participants voluntarily agreeing to participate with full understanding
Researchers providing detailed feedback to participants
Participants being deceived for the sake of the experiment
#8
What is the purpose of the blood-brain barrier in the central nervous system?
To regulate blood pressure
To protect the brain from harmful substances
To facilitate the exchange of neurotransmitters
To enhance neural communication
#9
Which research design involves observing and recording behavior in its natural environment without interference or manipulation?
Experimental design
Cross-sectional design
Correlational design
Naturalistic observation
#10
What is the term for the brain's ability to reorganize itself by forming new neural connections throughout life?
Neurogenesis
Neuroplasticity
Neurotransmission
Neurodevelopment
#11
Which part of the brain is primarily associated with the regulation of emotions, including fear and pleasure?
Hippocampus
Amygdala
Thalamus
Cerebellum
#12
Which ethical principle emphasizes the need to minimize harm and prioritize the well-being of participants in research studies?
Confidentiality
Justice
Beneficence
Autonomy
#13
What is the placebo effect in the context of psychological research?
A participant's belief that they are receiving an active treatment
The tendency of researchers to favor a particular outcome
An improvement in symptoms due to the belief in receiving a treatment, even if it is inactive
A statistical method used to control for extraneous variables
#14
What is the purpose of the Institutional Review Board (IRB) in psychological research?
To review and approve research proposals before conducting studies
To analyze study results and interpret findings
To recruit participants for experiments
To publish research articles
#15
In the context of psychological experiments, what is a confounding variable?
The variable that is manipulated by the researcher
A variable that can interfere with the interpretation of results
The dependent variable
A variable that remains constant throughout the experiment
#16
What does the term 'double-blind' mean in experimental research?
Both the researcher and the participants are unaware of the experimental conditions
The experiment is conducted twice to ensure reliability
Participants are aware of the research hypothesis
The researcher is unaware of the participants' characteristics
#17
In psychology, what does the term 'cognitive dissonance' refer to?
A state of mental confusion
The discomfort arising from holding conflicting beliefs or attitudes
A type of memory distortion
The process of learning through reinforcement