Per. 3 Quiz #3: The CNS & PNS

What two organs make up the central nervous system? 

• the neurons and the receptors 
• the neurons and the brain 
• the brain and the spinal cord 

What is the function of the peripheral nervous system? 

• It connects all parts of the body to the central nervous system. 
• It sends messages along the spinal cord to muscles and glands. 
• It controls activities such as speaking, reading, and writing. 

The peripheral nervous system (PNS) does NOT include: 

• the spinal cord
• motor neurons 
• sensory receptors 

Sensory neurons...

• gather information in and around your body. 
• Send impulses from the brain to the spinal cord. 
• Contract 

Motor neurons...

• are neurons that send impulses from the brain and spinal cord to other systems (ex. muscles)  
• gather information in and around our bodies 
• do not contract 

What two systems make up the Peripheral Nervous System (PNS)?  

• the central nervous system (CNS) and the Somatic Nervous System. 
• The Somatic Nervous System and the Autonomic Nervous System 
• The Autonomic Nervous System and the Central Nervous System