HSP3U Understanding the Brain

What percentage of our memories change in a year?

• 25%

• 50%

• 75%

• 100%

Where are memories stored in the brain?

• In one specific place

• In multiple places

• In the hippocampus only

• In the cerebellum only

What part of the brain regulates the hippocampus to form a more detailed memory during emotional experiences?

• Cerebellum

• Amygdala

• Prefrontal Cortex

• Thalamus

What percentage of people remembered information when it was presented in the form of a narrative?

• 13%

• 50%

• 93%

• 75%

What hormone is released by the brain during sleep to aid in growth?

• Cortisol

• Melatonin

• Growth hormones

• Adrenaline

At what time do teenagers typically release melatonin later in the night?

• 10-11 PM

• 12-1 AM

• 1-2 AM

• 3-4 AM

What part of the brain is responsible for impulse control, judgments, and emotions?

• Cerebellum

• Pre-frontal cortex (PFC)

• Hippocampus

• Amygdala

What is the fatty sheath that covers synapses and allows thoughts to transmit quicker?

• Myelin

• Cortisol

• Melatonin

• Growth hormones

What is one reason teens may misread emotions or facial expressions?

• Their hippocampus is overactive

• Their prefrontal cortex (PFC) is still developing

• Their synaptic pruning is incomplete

• Their cerebellum is underdeveloped

What is one possible cause of concussion-induced amnesia?

• Lack of sleep

• Brain rattling causing tissue damage

• Overexposure to sunlight

• Excessive physical exercise