Nervous System Quiz

What is the primary function of neurons?

• Conduct electrochemical signals

• Store energy

• Produce hormones

• Transport oxygen

What is the structural and functional unit of the nervous system?

• Muscle cell

• Neuron

• Blood cell

• Epithelial cell

What is the function of the neuron cell body?

• Conducting signals

• Receiving signals

• Processing and integrating information

• Removing wastes

What is the primary function of dendrites in a neuron?

• Send impulses away from the cell body

• Receive impulses and relay them to the cell body

• Contain the nucleus

• Protect the neuron

What is the function of synaptic terminals?

• Protect the neuron

• Increase surface area for sending/receiving information

• Contain the nucleus

• Send impulses away from the cell body

Which type of neuron links sensory and motor neurons?

• Sensory neurons

• Motor neurons

• Interneurons

• Schwann cells

What is the function of the axon in a neuron?

• Receive signals from other neurons

• Transmit signals away from the cell body

• Protect the neuron

• Store neurotransmitters

What is the function of the node of Ranvier?

• Store neurotransmitters

• Speed up nerve impulse transmission

• Protect the neuron

• Connect neurons to muscles

What is the primary function of sensory neurons?

• Motor output

• Sensory input

• Integration

• Reflex action

What is the role of motor neurons?

• Sensory input

• Integration

• Motor output

• Reflex action