HSP3U/C Understanding the Brain Lesson

Which hormone helps you wake up?

• Melatonin

• Cortisol

• Growth hormones

• Serotonin

What is the fatty sheath covering synapses known as?

• Myelin

• Collagen

• Keratin

• Elastin

What is the primary function of the pre-frontal cortex?

• Regulating sleep

• Controlling hunger

• Managing impulse control

• Enhancing vision

What does synaptic pruning involve?

• Deleting unused information

• Creating new neurons

• Strengthening synapses

• Increasing brain size

What can teens tell adults about their behavior?

• Their brains are still under construction

• They have fully developed brains

• They have more experience

• They are more rational

What does the study at McLeans University show about teens and adults?

• They use different brain areas for emotions

• They have the same brain structure

• They process emotions identically

• They have identical risk-taking behaviors

What is a consequence of the PFC not being fully developed in teens?

• Inability to see consequences

• Enhanced memory

• Improved decision making

• Better emotional control

What is a key reason for teens' increased risk-taking behavior?

• Developing PFC

• Fully developed PFC

• Enhanced memory

• Decreased synaptic pruning

What can cause concussion-induced amnesia?

• A concussion and brain rattling

• Lack of sleep

• Overeating

• Excessive exercise

What symptom might develop after a hit to the head?

• Increased appetite

• Headache or sleepiness

• Improved vision

• Enhanced memory