Nervous System Quiz

What are the two main components of the nervous system?

• Muscles and bones

• Kidneys and liver

• Heart and lungs

• Brain and spinal cord

What type of neurons transmit sensory signals to the central nervous system?

• Efferent neurons

• Motor neurons

• Interneurons

• Afferent neurons

Which layer of the meninges is the thickest and toughest?

• Dura mater

• Arachnoid mater

• Cerebrospinal fluid

• Pia mater

What is the primary function of cerebrospinal fluid (CSF)?

• To produce hormones

• To store nutrients

• To absorb shocks

• To transmit signals

How many pairs of cranial nerves are there?

• 8 pairs

• 10 pairs

• 31 pairs

• 12 pairs

What is the role of neuroglia in the nervous system?

• Store information

• Transmit signals

• Regulate blood flow

• Protect and support neurons

Which part of the nervous system is responsible for reflex actions?

• Central nervous system

• Peripheral nervous system

• Spinal cord

• Brain

What do efferent neurons do?

• Carry signals from the CNS to effectors

• Connect different neurons

• Transmit sensory information

• Carry signals to the CNS

What is the function of the axons in neurons?

• Receive stimuli

• Integrate information

• Protect the neuron

• Transmit signals to other cells

Which of the following is NOT a function of the cerebrospinal fluid?

• Shock absorption

• Chemical homeostasis

• Buoyancy support

• Nutrient storage