Exploring the Intricacies of the Nervous System

What is the central nervous system (CNS) responsible for?

• Only voluntary actions

• Only involuntary actions

• All bodily functions

• None of the above

What protects the brain and spinal cord?

• Skin

• Bones

• Blood

• Muscles

What is the peripheral nervous system (PNS) responsible for?

• None of the above

• Only controlling the lungs

• Only controlling the heart

• Connecting the CNS to the limbs and organs

Which system controls voluntary actions like waving your hand?

• Central nervous system

• Somatic nervous system

• Autonomic nervous system

• Involuntary nervous system

What happens when you hold your breath for too long?

• Your lungs collapse

• Your brain tells you to keep holding it

• Your heart stops beating

• Your brain tells you to breathe in

Tags

NGSS.HS-LS1-3

What triggers the self-preservation instinct?

• None of the above

• Somatic nervous system

• Voluntary nervous system

• Involuntary nervous system

How does the brain form neural connections?

• Through random signals

• None of the above

• By avoiding new tasks

• By repeating tasks and learning

What happens when you practice a new skill like roller skating?

• Your muscles weaken

• You forget how to do it

• Your brain forms stronger neural connections

• You never improve

Why do neural connections never completely go away?

• They are stored in the muscles

• They can be reactivated with practice

• They are stored in the bones

• They are permanently fixed

What should you do if you want to recall a skill you learned long ago?

• Practice it again

• Avoid practicing it

• None of the above

• Forget about it