The Brain & its Neurons
This part of the neuron that looks like branches and receives signals from other neurons.
What is the dendrite?
The study of heredity and the variation of inherited characteristics.
What is genetics?
This brain chemical is like the gas pedal; it helps your brain learn.
What is glutamate?
This gland, located at the base of the neck, regulates metabolism and energy levels by producing thyroid hormones.
What is the thyroid gland?
This class of drugs speeds up the body and can increase heart rate and blood pressure. Examples include cocaine and methamphetamine.
What are stimulants?
This lobe of the brain is responsible for processing visual information.
What is the occipital lobe?
This scientist proposed the theory of natural selection, explaining how species adapt to their environment.
Who is Charles Darwin?
This brain chemical is like the brake pedal; it helps you calm down.
What is GABA?
This gland, often called the "master gland," regulates growth and controls other endocrine glands.
What is the pituitary gland?
Alcohol belongs to this class of drugs.
What are sedative‑hypnotics or depressants?
Which lobe of the brain helps with judgment, reasoning, and planning, and is the last to fully develop around the age of 25?
What is the Frontal lobe?
This concept explains how certain life experiences can change how your genes are expressed.
What is epigenetics?
This is the reward chemical that makes things feel good and is boosted by many drugs.
What is dopamine?
This system of glands secretes hormones that regulate various bodily functions, including behavior.
What is the endocrine system?
Heroin, fentanyl, and prescription pain pills like oxycodone are in this class of drugs that reduce pain but can slow breathing.
What are opiates (or opioids)?
The fatty layer that insulates the axon and speeds up signal transmission.
What is the myelin sheath?
This structure inside the nucleus contains your DNA.
What is the chromosome?
This chemical helps control mood, sleep, and appetite; some antidepressants work on it.
What is serotonin?
This structure in the brain is involved in the release of stress hormones and can impact mood and behavior.
What is the hypothalamus?
Marijuana belongs to this class of drugs that can change perception and cause people to see or feel things differently.
What are hallucinogens?
The brain's ability to reorganize itself by forming new neural connections throughout life.
What is neuroplasticity?
Inside your chromosomes, this molecule contains the instructions for building proteins.
What is DNA?
This chemical helps your muscles move and helps you pay attention.
What is acetylcholine?
This gland, located on top of the kidneys, releases hormones like adrenaline that prepare the body for stress and emergencies.
What are the adrenal glands?
This fake marijuana can be sprayed on paper and smoked and may harm memory and thinking even more than heavy marijuana use, which has been linked to about an 8‑point IQ drop over years.
What are synthetic cannabinoids? (Spice)