Nervous System Quiz

What are the three principal functions that all thoughts, actions, and emotions can be boiled down into?

• Motor input, sensory output, integration

• Sensory integration, motor output, sensory output

• Sensory input, integration, motor output

• Sensory output, integration, motor input

Which part of the nervous system is composed of all the nerves that branch off from the brain and spine?

• Peripheral nervous system

• Autonomic nervous system

• Somatic nervous system

• Central nervous system

Which type of glial cells are found in the central nervous system and anchor neurons to their blood supply?

• Microglial cells

• Satellite cells

• Astrocytes

• Oligodendrocytes

What is the main control center of the nervous system?

• Central nervous system

• Brain

• Peripheral nervous system

• Spinal cord

Which type of neurons pick up messages and transmit impulses from sensory receptors towards the central nervous system?

• Bipolar neurons

• Sensory neurons

• Interneurons

• Motor neurons

What is the main feature used to classify neurons based on the number of processes extending out from the cell body?

• Number of processes

• Number of synapses

• Number of axons

• Number of dendrites

What is the function of interneurons in the nervous system?

• Transmit impulses to the brain

• Transmit impulses between sensory and motor neurons

• Transmit impulses from sensory receptors to the central nervous system

• Transmit impulses away from the central nervous system

Which cells create, secrete, and circulate cerebrospinal fluid in the brain and spinal cord?

• Microglial cells

• Astrocytes

• Ependymal cells

• Oligodendrocytes

What is the main role of the motor division of the peripheral nervous system?

• Anchor neurons to their blood supply

• Mobilize the body into action

• Relax the body

• Pick up sensory stimuli

What is the main role of the sympathetic division of the autonomic nervous system?

• Surround and support neuron cell bodies

• Relax the body

• Anchor neurons to their blood supply

• Mobilize the body into action