Brain & Nervous System
What do dendrites do
Receive messages from other neurons
Why do babies cry
To signal needs like hunger, discomfort, or tiredness
One benefit of screen time
Learning and entertainment
Why is sleep important?
Supports memory, mood, and physical health
What is an IEP?
Individual Education Plan, A plan to support students with learning needs
What is synaptic pruning
The brain removes unused connections to become more efficient
What is Erikson’s Trust vs. Mistrust stage?
Babies learn trust when caregivers consistently meet needs
One disadvantage of screen time
Less physical activity and sleep problems
Why is physical activity important?
Improves health, fitness, and mental well-being
Why is early childhood education important?
Improves brain development and long-term outcomes
What is myelination
The process of coating neurons to speed up signals
Why is play important for children?
Builds social, emotional, and cognitive skills
Why is social media risky for teens?
Anxiety, cyberbullying, and low self-esteem
Why are vaccination programs used?
Prevent disease and create herd immunity
Why is it hard for addicted pregnant people to get help?
Stigma, fear of losing child, and lack of support
Why do addictive drugs affect dopamine
They create large dopamine surges that lead to addiction
How are babies’ sleep patterns different from adults?
They sleep more, wake more often, and have shorter cycles
Should children have screen time?
Yes, but limited and monitored
Advice for a long healthy life
Exercise, sleep well, eat healthy, avoid drugs/alcohol
What is genetic genealogy used for?
Solving crimes using DNA databases
What is the link between stroke recovery, seizures, and surgery
They all show brain plasticity (the brain can adapt and rewire)
What happens to children with hundreds of seizures daily?
Brain development and learning can be severely affected
What affects adolescent risk-taking behaviour?
Peer pressure and an underdeveloped self-control system
How does stress affect the immune system?
Weakens immunity and slows healing
What are red flags in relationships?
Controlling behaviour, lack of trust, abuse