PSYCHOLOGY 110 EXAMS SCRIPT 2026/2027
QUESTIONS AND SOLUTIONS RATED A+
✔✔Evolutionary Psych - ✔✔Identifies how behaviors and thought processes have been
molded by evolutionary pressures
✔✔Neurons - ✔✔Communication cells (electrochemical)
✔✔Chemical vs electrical communication - ✔✔Chemical- between cells
Electrical- within cells
✔✔Neurotransmitters - ✔✔communication between neurons
✔✔Sensory Neurons - ✔✔contact the environment (5 senses)
✔✔Interneurons - ✔✔Communicates with brain "im thirsty"
✔✔Motor Neurons - ✔✔Sends muscles from brain to muscles "grab water"
✔✔CNS - ✔✔Brain and spinal cord
Controls cognition
✔✔PNS - ✔✔Afferent signals - info coming in
Efferent signals - info going out
Makes things happen
✔✔Neuron - ✔✔
✔✔Dendrite - ✔✔Receives info from other cells
✔✔Soma - ✔✔Processes info
✔✔Axon - ✔✔Carries info as electrical charge
✔✔Terminal buttons - ✔✔Releases info into synapse
✔✔Action Potential (AP) - ✔✔Release of chemical info at axon terminal
All or Nothing
✔✔Excitatory vs Inhibitory - ✔✔Excitatory - encourages depolarization
Inhibitory - encourages hyperpolarization
✔✔Saltatory Conduction - ✔✔Electrical signals travel by jumping over the Myelin
Sheath
, ✔✔Glutamate - ✔✔Most common NT located in the brain
Excitatory
Involved in memory
✔✔Acetylcholine - ✔✔A neurotransmitter that enables learning and memory and also
triggers muscle contraction
Excitatory
✔✔Dopamine - ✔✔Pleasure and reward
Inhibitory
✔✔Serotonin - ✔✔Affects mood, hunger, sleep, and arousal
Inhibitory
✔✔Gamma (GABA) - ✔✔Regulation of stress
Inhibitory
✔✔Agonists vs Antagonists (drugs) - ✔✔Agonists - Stimulates NT
Antagonists - Blocks NT
✔✔somatic vs autonomic nervous system - ✔✔Somatic - Voluntary motor neurons
Autonomic - Involuntary ( Heart beat, breathing)
✔✔Electroencephalogram (EEG) - ✔✔Records electrical activity
✔✔computerized tomography (CT) scan - ✔✔Detects physical problems in brain
structure
✔✔Positron Emission Tomography (PET) - ✔✔Measures blood flow in parts of the brain
✔✔magnetic resonance imaging (MRI) - ✔✔Measures oxygen in parts of the brain
✔✔Brain Anatomy - ✔✔
✔✔Hindbrain (basic life support) Anatomy - ✔✔- Medulla/Pons
- Reticular Formation
- Cerebellum
✔✔Medulla/Pons function - ✔✔Blood pressure, breathing, swallowing, facial expression
✔✔Reticular Formation - ✔✔Sleep and conciousness
✔✔Cerebellum - ✔✔Complex motor coordination ( balance, talking )
QUESTIONS AND SOLUTIONS RATED A+
✔✔Evolutionary Psych - ✔✔Identifies how behaviors and thought processes have been
molded by evolutionary pressures
✔✔Neurons - ✔✔Communication cells (electrochemical)
✔✔Chemical vs electrical communication - ✔✔Chemical- between cells
Electrical- within cells
✔✔Neurotransmitters - ✔✔communication between neurons
✔✔Sensory Neurons - ✔✔contact the environment (5 senses)
✔✔Interneurons - ✔✔Communicates with brain "im thirsty"
✔✔Motor Neurons - ✔✔Sends muscles from brain to muscles "grab water"
✔✔CNS - ✔✔Brain and spinal cord
Controls cognition
✔✔PNS - ✔✔Afferent signals - info coming in
Efferent signals - info going out
Makes things happen
✔✔Neuron - ✔✔
✔✔Dendrite - ✔✔Receives info from other cells
✔✔Soma - ✔✔Processes info
✔✔Axon - ✔✔Carries info as electrical charge
✔✔Terminal buttons - ✔✔Releases info into synapse
✔✔Action Potential (AP) - ✔✔Release of chemical info at axon terminal
All or Nothing
✔✔Excitatory vs Inhibitory - ✔✔Excitatory - encourages depolarization
Inhibitory - encourages hyperpolarization
✔✔Saltatory Conduction - ✔✔Electrical signals travel by jumping over the Myelin
Sheath
, ✔✔Glutamate - ✔✔Most common NT located in the brain
Excitatory
Involved in memory
✔✔Acetylcholine - ✔✔A neurotransmitter that enables learning and memory and also
triggers muscle contraction
Excitatory
✔✔Dopamine - ✔✔Pleasure and reward
Inhibitory
✔✔Serotonin - ✔✔Affects mood, hunger, sleep, and arousal
Inhibitory
✔✔Gamma (GABA) - ✔✔Regulation of stress
Inhibitory
✔✔Agonists vs Antagonists (drugs) - ✔✔Agonists - Stimulates NT
Antagonists - Blocks NT
✔✔somatic vs autonomic nervous system - ✔✔Somatic - Voluntary motor neurons
Autonomic - Involuntary ( Heart beat, breathing)
✔✔Electroencephalogram (EEG) - ✔✔Records electrical activity
✔✔computerized tomography (CT) scan - ✔✔Detects physical problems in brain
structure
✔✔Positron Emission Tomography (PET) - ✔✔Measures blood flow in parts of the brain
✔✔magnetic resonance imaging (MRI) - ✔✔Measures oxygen in parts of the brain
✔✔Brain Anatomy - ✔✔
✔✔Hindbrain (basic life support) Anatomy - ✔✔- Medulla/Pons
- Reticular Formation
- Cerebellum
✔✔Medulla/Pons function - ✔✔Blood pressure, breathing, swallowing, facial expression
✔✔Reticular Formation - ✔✔Sleep and conciousness
✔✔Cerebellum - ✔✔Complex motor coordination ( balance, talking )
