CH 3 Biology & Behavior
The central nervous system consists of what 2 components?
Brain & Spinal Cord
Our five senses gathering information and sending it to the brain is what process?
Sensation
This stage of sleep is important because it involves rapid eye movements and vivid dreams
REM
Which category of psychoactive drugs is known for increasing brain activity?
Stimulants
How many colors will you find in a regular bag of M&Ms?
6
Heredity is transmitted through __________, which are located in chromosomes
Genes
Our brains interpretation to various sensory information is known as this concept?
Perception
During which sleep disorder do people experience sudden "sleep attacks" at any time?
Narcolepsy
Which neurotransmitter is linked to pleasure, reward, and motivation?
Dopamine
How many feet are in a yard?
Three
Which of the following connects the two hemispheres of the brain?
Corpus callosum
The minimum amount of change required to detect a difference is this?
Difference Threshold
Things inside and outside ourselves are characterized by this term?
Consciousness
Alcohol is classified as what type of psychoactive drug?
depressant
What is the capital of Iowa?
Des Moines
Which part of the brain is involved in basic life functions such as heart rate and breathing?
Medulla
Decreased sensitivity to unchanging stimuli is best explained through this theory of perception?
Sensory adaptation
According to Sigmund Freud, dreams often reflect what?
Unconscious desires and urges
Hallucinogens primarily affect which neurotransmitter to alter mood and perception?
Serotonin
Which U.S. president is featured on the $2 bill?
Thomas Jefferson
Which lobe of the cerebral cortex is primarily responsible for processing visual information?
Occipital lobe
Which part of the eye is responsible for color vision?
Cones
Which sleep disorder is characterized by an inability to fall or stay asleep?
Insomnia
When someone feels physical and mental distress after stopping a drug, they are experiencing:
Withdrawal
Which country consumes the most chocolate per capita?
Switzerland