Honors Psychology Biopsychology Test

Which brain region is responsible for higher-level cognitive functions such as planning and decision-making?

• Amygdala
• Hippocampus
• Cerebellum
• Prefrontal cortex

What are the perceived effects of stimulants?

• Increased alertness, focus, energy, and mood elevation.
• Increased anxiety and restlessness
• Decreased energy and focus
• Mood swings and irritability

What is the primary function of dendrites in a neuron?

• To generate electrical impulses.
• The primary function of dendrites is to receive signals from other neurons.
• To protect the neuron from damage.
• To transmit signals to other neurons.

What occurs when sodium ions rush into the neuron, making the inside more positive?

• Repolarization occurs.
• Hyperpolarization occurs.
• Resting potential is maintained.
• Depolarization occurs.

What does the myelin sheath do?

• The myelin sheath produces neurotransmitters.
• The myelin sheath connects muscles to bones.
• The myelin sheath stores genetic information.
• The myelin sheath insulates the axon and speeds up electrical impulse transmission.

The __________ is responsible for processing information and sending commands to the body.

• central nervous system

• peripheral nervous system

• endocrine system

• immune system

What is the primary function of the occipital lobe?

• Motor control
• Auditory processing
• Visual processing.

• Emotional regulation

What is a synapse?

• A synapse is a part of the brain responsible for memory.
• A synapse is a muscle fiber that contracts during movement.
• A synapse is a junction between neurons that facilitates communication.
• A synapse is a type of neurotransmitter.

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

• PET scan
• CT scan
• fMRI
• EEG

Match the lobes of the brain with their functions.

• Decision making and problem solving

• Temporal Lobe

• Processing sensory information

• Parietal Lobe

• Visual processing

• Frontal Lobe

• Auditory processing and memory

• Occipital Lobe