Nervous System
What is the highway of the nervous system?
The Central Nervous system
What are neurons?
Specialized cell that serves as the building block of the nervous system, transmitting electrical and chemical signals throughout the body?
What is the mood regulation and reward hormone in the brain?
What is the name for the condition where a person has recurring issues falling or staying asleep?
Insomnia
What is the minimum change in a stimulus to just barley be detected?
Just noticable difference
What controls involuntary bodily functions?
Autonomic nervous system
What are the nerve cells that serve as connectors within the central nervous system, relaying signals between sensory neurons and motor neurons?
Interneurons
The hormone that acts as a natural pain reliever and mood enhancer?
Endorphins
What is the name for your biological clock?
Circadian Rhythm
What is the point at which the optic nerve leaves the eye?
Blind Spot
Part of the nervous system that calms the body after experiencing stress or danger?
Parasympathetic nervous system
What is the name for the level of stimulation required to trigger an action potential?
Threshold
What is the hunger hormone?
Ghrelin
What is the psychological term for sleepwalking?
Somnambulism
What is describing one sensation in terms of another?
Synesthesia
What is the division of the peripheral nervous system responsible for controlling voluntary movements and relaying sensory information from the body to the central nervous system?
Somatic nervous system
What are the support cells of the nervous system?
Glial Cells
What chemical messenger aids the body in learning, memory, and neuroplasticity?
Glutamate
What is the dream theory that explains that dreams are random bits of information your brain is trying to make sense of?
Activation Synthesis theory
What is the term for when constant stimulation diminishes sensitivity?
Sensory adaptation
What is the neural pathway that controls reflex actions, allowing for rapid, automatic responses to sensory stimuli without conscious thought (primitive reflexes)?
Reflex Arc
What is the name for the phase of the action potential when an influx of positive ions occurs?
Depolarization
What hormone is involved in the body's mood regulation and "fight or flight" response?
Norepinephrine
What is the name for the stage of sleep characterized by sleep spindles?
NREM Stage 2
What is the principle that, to be perceived as different, two stimuli must differ by a constant minimum percentage?
Weber's Law