Nervous System Quiz

What are the two main divisions of the nervous system?

• Central and Peripheral

• Sensory and Motor

• Somatic and Autonomic

• Cranial and Spinal

Which type of neuron conducts impulses from sensory receptors to the CNS?

• Sensory neuron

• Efferent neuron

• Interneuron

• Motor neuron

What is the primary function of the autonomic nervous system?

• Transmit signals to skeletal muscles

• Process sensory information

• Regulate visceral activities

• Control voluntary movements

Which part of the brain is responsible for coordination and balance?

• Diencephalon

• Cerebrum

• Cerebellum

• Brainstem

What is the role of the myelin sheath?

• Store neurotransmitters

• Transmit electrical signals

• Protect the neuron

• Increase the speed of impulse transmission

Which division of the PNS conveys impulses to the CNS?

• Sensory division

• Autonomic division

• Somatic division

• Motor division

What is the resting membrane potential of a neuron?

• -55 mV

• +30 mV

• -70 mV

• 0 mV

Which type of neuroglia is responsible for forming myelin in the PNS?

• Oligodendrocytes

• Microglia

• Schwann cells

• Astrocytes

What is the function of the thalamus?

• Coordinate muscle movements

• Regulate body temperature

• Relay sensory impulses to the cortex

• Control heart rate

Which part of the neuron conducts impulses away from the cell body?

• Synapse

• Dendrites

• Axon

• Cell body