Nerves
What is the body composed of?
Cells
What does the right hemisphere of the brain control?
Coordinates the left side of the body, and performs tasks that have do with creativity and the arts
In what stage does deep sleep occur?
Delta stage
What are the three major categories of psychoactive drugs?
Depressants, stimulants, and hallucinogens
What is the function of a neuron?
To send and receive signals from your brain
What connects the cell body and the terminal branches of the axon in a neuron?
Axon
What hemisphere of the brain controls speaking?
Left hemisphere
What are the three main sleeping disorders that adults experience?
Sleep apnea, narcolepsy, and insomnia
Name three effects of depressants.
Choose three of the following: Dampen neural activity, slow body functions, reduced self-awareness/control, and disrupted memory
What are two ways that Serotonin affects the body?
Two of the following: Affects mood, hunger, sleep, and arousal
What occurs to the excess ACh after neurotransmission into the receptor sites of the receiving neuron?
Reuptake by sending neuron
What is the biggest difference between a human and mammalian brain?
The size of the association areas
What are two benefits of sleep?
Two of the following: Helps restore/repair damaged neurons, strengthens neural connections that build memories, promotes creative problem solving, helps muscle development through secretion of growth hormone.
What is the difference between a stimulant and a depressant?
A stimulant excites neural activity and speeds up body functions, while depressants dampen neural activity and slow body function
Alex is 11 years old, and is unusually tall. What endocrine gland can explain this excessive growth?
Pituitary gland
What is the neurotransmitter linked to Schizophrenia and Parkinson’s Disease?
Dopamine
After falling off a bike, John experiences a brain injury that results in a difficulty for him to maintain his emotions. What part of his brain was impacted by this injury?
Amygdala
Max is experiencing a state of sleep where his body is paralyzed, his muscles are relaxed, and he can’t be woken up easily. What state of sleep is Max most likely in?
Paradoxical
Which drug produces similarities to a near-death experience?
LSD
What are the functions of interneurons?
To transmit and process information in the brain and spinal cord
Antagonists bind to receptor sites, leading to what?
Blockage of neurotransmitters from accessing receptor sites, inhibits its functions/effects
A dancer falls and hits her head on the floor. She continues practicing, but can’t maintain balance. What part of her brain was affected?
Cerebellum
Rachel is severely sleep deprived, as she stayed up till 2AM studying for her Calculus test. What will most likely occur after the sleep deprivation she experienced?
REM rebound
Maria was at a party and accidentally was given a drug, but she doesn’t know which one. However, some of her symptoms include dehydration, overheating, and a depressed mood. Which drug may she be under the influence of?
Ecstasy
Sydney was carrying lots of books down the stairs at school, lost her balance, and fell. She sprained her ankle, but felt no pain at first. What allowed her to feel no immediate pain?
Endorphins and synapses