Information Processing LT1 (CNS & PNS)

Muscle movement would not happen without the _________________ "processing" impulses to move.

• sensory
• motor
• afferent
• interneurons

What does the central nervous system consist of?

• brain & spinal cord
• spinal cord & nerves
• brain & nerves
• sensory and motor nerves

Where does your nervous system get information from?

• inside your body (internal)
• outside your body (external)
• both
• neither

What type of neurons receive the message and process the stimulus to determine action?

• motor neurons
• sensory neurons
• afferent and efferent neurons
• interneurons

The nervous systems largest organ, main control center, and contains the most nervous tissue.

• spinal cord
• brain
• stomach
• heart

What type of nerve carries messages from the brain & spinal cord to the muscles and glands?

• efferent or motor
• interneurons
• afferent or sensory
• associative

What types of neurons exist in the peripheral nervous system?

• brain and spinal
• sensory and interneurons
• motor and sensory
• interneurons and motor

What type of nerve carries messages from all parts of the body to the brain & spinal cord?

• associative
• efferent or motor
• afferent or sensory
• interneurons

What is the basic structural unit of the nervous system?

• neuron
• axon
• dendrite
• myelin sheath