Nervous System

What are the two parts of the CENTRAL nervous system?

• Nerves and ears

• Eyes and Brain

• Brain and Spinal Cord

• Brain and Nerves

What is part of the PERIPHERAL nervous system?

• Nerves

• Brain

• Spinal Cord

• Eyes

What does a thermoreceptor sense?

• Chemicals

• Movement

• Pain

• Temperature

Tags

NGSS.MS-LS1-8

What does a nociceptor sense?

• Temperature

• Pain

• Chemicals

• Light

Tags

NGSS.MS-LS1-8

Which of the following receptors senses chemicals?

• Chemoreceptors

• Thermoreceptors

• Mechanoreceptors

• Nociceptors

Tags

NGSS.MS-LS1-8

What is the first part of the eye that light hits?

• Lens

• Retina

• Optic Nerve

• Cornea

What is the job of the nerves?

• Processes information (it is the central processing unit)

• Take messages from the senses to the brain.

• Ignores signals coming in.

• Nerves do not have a job.

What part of the nerve contains organelles?

• Axon

• Dendrite

• Cell Body

• Myelin

Which part of the nerve RECEIVES messages?

• Dendrite

• Axon

• Cell Body

• Myelin

Which part of the nerve SENDS messages?

• Myelin

• Cell Body

• Axon

• Dendrite