Biological Psychology Quizzes: Test Your Knowledge of Brain and Behavior

Question 1

Which substance is not classified as a neurotransmitter?

Accepted Answer

Estrogen

Answer

Dopamine

Answer

Serotonin

Answer

Endorphins

Question 2

Which part of the neuron receives signals from other neurons?

Accepted Answer

Dendrite

Answer

Axon

Answer

Soma

Answer

Myelin Sheath

Question 3

Which lobe of the brain is associated with processing auditory information?

Accepted Answer

Temporal Lobe

Answer

Frontal Lobe

Answer

Parietal Lobe

Answer

Occipital Lobe

Question 4

The ability of the brain to change and adapt in response to experiences is referred to as:

Accepted Answer

Synaptic Plasticity

Answer

Neurogenesis

Answer

Myelination

Answer

Neuroprotection

Question 5

Which part of the brain controls the sleep-wake cycle?

Accepted Answer

Brainstem

Answer

Cerebellum

Answer

Hippocampus

Answer

Amygdala

Question 6

Which hormone triggers the body's 'fight-or-flight' response?

Accepted Answer

Adrenaline

Answer

Insulin

Answer

Testosterone

Answer

Estrogen

Question 7

Which theory suggests that psychological disorders are caused by chemical imbalances in the brain?

Accepted Answer

Biological Theory

Answer

Psychoanalytic Theory

Answer

Humanistic Theory

Answer

Cognitive Therapy

Question 8

Which research method involves observing individuals in their daily lives?

Accepted Answer

Observational Research

Answer

Experimental Research

Answer

Case Study Research

Answer

Survey Research

Question 9

The ethical principle that emphasizes the participant's right to make informed decisions about their involvement in research is known as:

Accepted Answer

Autonomy

Answer

Confidentiality

Answer

Beneficence

Answer

Justice

Question 10

Which of the following is NOT a primary function of the central nervous system?

Accepted Answer

Digesting food

Answer

Communication between neurons

Answer

Receiving and processing sensory information

Answer

Controlling and coordinating motor responses

Question 11

Which neurotransmitter is primarily associated with feelings of pleasure, reward, and motivation?

Accepted Answer

Dopamine

Answer

Serotonin

Answer

Norepinephrine

Answer

Acetylcholine

Question 12

Which part of the brain is involved in higher-order cognitive functions, decision-making, and emotional regulation?

Accepted Answer

Frontal lobe

Answer

Cerebellum

Answer

Brainstem

Answer

Temporal lobe

Question 13

Which neuroimaging technique measures brain activity by detecting changes in blood flow and oxygenation?

Accepted Answer

Functional magnetic resonance imaging (fMRI)

Answer

Electroencephalography (EEG)

Answer

Magnetic resonance imaging (MRI)

Answer

Positron emission tomography (PET)

Question 14

Which of the following is a potential contributing factor to the development of mental health disorders?

Accepted Answer

A combination of the above

Answer

Genetic predisposition

Answer

Childhood trauma

Answer

Substance abuse

Question 15

Which type of therapy emphasizes changing unhelpful thinking patterns and behaviors?

Accepted Answer

Cognitive-behavioral therapy (CBT)

Answer

Psychodynamic therapy

Answer

Humanistic therapy

Answer

Gestalt therapy

Question 16

Which ethical principle requires researchers to respect the privacy and confidentiality of participants in research studies?

Accepted Answer

Autonomy

Answer

Beneficence

Answer

Justice

Answer

Non-maleficence

Question 17

Which neuroimaging technique involves the injection of a radioactive tracer that emits positrons, allowing for detailed mapping of brain function?

Accepted Answer

Positron emission tomography (PET)

Answer

Electroencephalography (EEG)

Answer

Magnetic resonance imaging (MRI)

Answer

Functional magnetic resonance imaging (fMRI)

Question 18

Which model of mental health emphasizes the interaction and interplay of biological, psychological, and social factors in the development and treatment of mental health issues?

Accepted Answer

Biopsychosocial model

Answer

Medical model

Answer

Psychoanalytic model

Answer

Cognitive model

Question 19

Which of the following is NOT a core function of the central nervous system (CNS)?

Accepted Answer

Producing hormones

Answer

Receiving and processing sensory information

Answer

Coordinating and controlling body movements

Answer

Regulating vital bodily functions

Question 20

Neurotransmitters are chemical messengers that primarily function to:

Accepted Answer

Transmit signals between neurons across the synaptic gap

Answer

Are solely excitatory in nature

Answer

Are released in response to incoming chemical signals only

Answer

Have identical functions regardless of their location in the brain

Question 21

Which brain region is primarily responsible for advanced cognitive functions such as memory consolidation, decision-making, and planning?

Accepted Answer

Prefrontal cortex

Answer

Cerebellum

Answer

Brain stem

Answer

Limbic system

Question 22

The sympathetic nervous system (SNS) is primarily activated in response to:

Accepted Answer

Perceived threats or emergencies

Answer

Relaxation and digestion

Answer

Sleep and rest

Answer

Physical exertion

Question 23

The concept of neural plasticity suggests that:

Accepted Answer

The brain has the capacity to adapt and change throughout an individual's life

Answer

The brain's structure and function are predetermined at birth

Answer

Learning has no long-term impact on the brain

Answer

Neurogenesis only occurs during childhood

Question 24

Which neurotransmitter is primarily associated with reward and pleasure?

Accepted Answer

Dopamine

Answer

Serotonin

Answer

GABA

Answer

Acetylcholine

Question 25

The blood-brain barrier (BBB) plays a crucial role in:

Accepted Answer

Protecting the brain from potentially harmful substances in the blood

Answer

Allowing unrestricted passage of all substances in the blood into the brain

Answer

Being present only in infants and not in adults

Answer

Remaining completely unaffected by certain drugs or infections

Question 26

What is the primary function of neurotransmitters?

Accepted Answer

To facilitate communication between neurons

Answer

To contract muscles

Answer

To regulate body temperature

Answer

To produce hormones

Question 27

Which brain lobe is primarily responsible for complex cognitive processes like reasoning and problem-solving?

Accepted Answer

Frontal lobe

Answer

Temporal lobe

Answer

Parietal lobe

Answer

Occipital lobe

Question 28

Which neurotransmitter is strongly associated with feelings of reward and pleasure?

Accepted Answer

Dopamine

Answer

Serotonin

Answer

Norepinephrine

Answer

GABA

Question 29

Which technique is commonly used to measure electrical activity in the brain?

Accepted Answer

Electroencephalography (EEG)

Answer

Magnetic resonance imaging (MRI)

Answer

Transcranial magnetic stimulation (TMS)

Answer

Positron emission tomography (PET)

Question 30

What term describes the brain's ability to change and adapt based on experiences?

Accepted Answer

Plasticity

Answer

Myelination

Answer

Neurogenesis

Answer

Synaptic pruning

Question 31

Which neurodevelopmental disorder is characterized by challenges in social interaction and communication?

Accepted Answer

Autism spectrum disorder

Answer

Schizophrenia

Answer

Bipolar disorder

Answer

Depression

Question 32

What is a primary function of the limbic system?

Accepted Answer

To regulate emotions and memory

Answer

To control body temperature and breathing

Answer

To process visual information

Answer

To coordinate movement

Question 33

Which part of the nervous system is accountable for transmitting sensory information to the brain?

Accepted Answer

Peripheral nervous system

Answer

Somatic nervous system

Answer

Sympathetic nervous system

Answer

Central nervous system

Question 34

Which neurotransmitter is linked with the 'fight-or-flight' response?

Accepted Answer

Epinephrine

Answer

Dopamine

Answer

Serotonin

Answer

GABA

Question 35

What is the name of the region of the brain responsible for processing visual information?

Accepted Answer

Occipital lobe

Answer

Frontal lobe

Answer

Parietal lobe

Answer

Temporal lobe

Question 36

Which of the following is not considered a type of neurotransmitter?

Accepted Answer

Glucagon

Answer

Dopamine

Answer

Epinephrine

Answer

Serotonin

Question 37

What is the layer that encapsulates and safeguards the spinal cord and brain?

Accepted Answer

Dura mater

Answer

Pia mater

Answer

Arachnoid mater

Answer

Ependyma

Question 38

Which theory postulates that the mind and body exist as distinct entities?

Accepted Answer

Dualism

Answer

Materialism

Answer

Idealism

Answer

Behaviorism

Question 39

Which region of the brain is recognized as the 'executive center' and is responsible for complex cognitive functions?

Accepted Answer

Prefrontal cortex

Answer

Hippocampus

Answer

Amygdala

Answer

Thalamus

Question 40

Which neurotransmitter is associated with feelings of reward and pleasure?

Accepted Answer

Dopamine

Answer

Noradrenaline

Answer

GABA

Answer

Serotonin

Question 41

What is the primary function of the cerebrum?

Accepted Answer

Higher-level cognitive functions, such as reasoning and decision-making

Answer

Processing sensory information

Answer

Regulation of vital bodily functions

Answer

Coordination of voluntary movements

Question 42

Which division of the nervous system controls voluntary movements?

Accepted Answer

Somatic nervous system

Answer

Sympathetic nervous system

Answer

Enteric nervous system

Answer

Parasympathetic nervous system

Question 43

What is the name for the process through which neurons communicate?

Accepted Answer

Synaptic transmission

Answer

Neural plasticity

Answer

Neurogenesis

Answer

Long-term potentiation

Question 44

Which brainwave pattern is associated with periods of relaxation and creativity?

Accepted Answer

Alpha waves

Answer

Beta waves

Answer

Theta waves

Answer

Delta waves

Question 45

What is the name of the endocrine gland located at the base of the brain that is also known as the 'master gland'?

Accepted Answer

Pituitary gland

Answer

Adrenal gland

Answer

Pancreas

Answer

Thyroid gland

Question 46

Which hormone is released by the adrenal glands in response to stressful situations?

Accepted Answer

Cortisol

Answer

Estrogen

Answer

Testosterone

Answer

Insulin

Question 47

What is the term for the gradual loss of neurons in the brain?

Accepted Answer

Neurodegeneration

Answer

Neurogenesis

Answer

Myelination

Answer

Synaptic pruning

Question 48

Which brain imaging technique uses magnetic fields and radio waves to create detailed images of the brain's structure and function?

Accepted Answer

Magnetic resonance imaging (MRI)

Answer

Computerized tomography (CT) scan

Answer

Electroencephalography (EEG)

Answer

Positron emission tomography (PET) scan

Question 49

Which ethical principle requires researchers to obtain informed consent from participants before conducting studies?

Accepted Answer

Autonomy

Answer

Non-maleficence

Answer

Justice

Answer

Beneficence