Mammalian Nervous System Quiz

Which of the following statements about the mammalian nervous system is correct?

• a. The central nervous system consists of only the brain

• b. The peripheral nervous system includes the spinal cord

• c. The central nervous system includes both the brain and spinal cord

• d. The peripheral nervous system is located entirely within the skull

What is the primary function of the nervous system?

• a. To produce hormones

• b. To coordinate and regulate body functions

• c. To filter blood

• d. To generate body heat

Electrical impulses in the nervous system travel along:

• a. Blood vessels

• b. Muscle fibers

• c. Neurones

• d. Bones

Which type of neurone carries impulses from sensory organs to the central nervous system?

• a. Motor neurone

• b. Relay neurone

• c. Sensory neurone

• d. Interneurone

The peripheral nervous system consists of:

• a. The brain and spinal cord

• b. Only the spinal cord

• c. Nerves outside the brain and spinal cord

• d. Only nerves within the skull

Which of the following is NOT a type of stimulus that sense organs respond to?

• a. Light

• b. Sound

• c. Gravity

• d. Temperature

What is the correct order of neurones in a simple reflex arc?

• a. Motor neurone → Relay neurone → Sensory neurone

• b. Sensory neurone → Motor neurone → Relay neurone

• c. Sensory neurone → Relay neurone → Motor neurone

• d. Relay neurone → Sensory neurone → Motor neurone

Which part of the neurone is responsible for conducting electrical impulses over long distances?

• a. Cell body

• b. Dendrites

• c. Axon

• d. Nucleus

Receptor cells in the skin that respond to temperature changes are examples of:

• a. Motor neurones

• b. Sense organs

• c. Relay neurones

• d. Effectors

The central nervous system is responsible for:

• a. Only unconscious actions

• b. Only conscious actions

• c. Both conscious and unconscious actions

• d. Neither conscious nor unconscious actions