Neurons and the Autonomic Nervous System

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What type of neurons carry information from the Central Nervous System to the muscles?

Afferent neurons

Motor neurons

Sensory neurons

Efferent neurons (correct)

Which division of the autonomic nervous system is associated with preparing the body for stress-related activities?

Somatic division

Sympathetic division (correct)

Parasympathetic division

Motor division

What does 'afferent' mean in terms of neuron function?

Moving toward (correct)

Transmitting motor signals

Causing muscle contractions

Moving away from

Which division of the autonomic nervous system is involved in returning the body to routine, day-to-day operations?

Parasympathetic division Signup and view all the answers

How many types of neurons are typically found within a single nerve?

Thousands of both efferent and afferent neurons Signup and view all the answers

Which system controls involuntary functions of internal organs and glands?

Autonomic nervous system Signup and view all the answers

What is the function of the somatic nervous system?

Relays sensory and motor information consciously Signup and view all the answers

Which part of the nervous system is responsible for controlling volitional behaviors?

Somatic Nervous System Signup and view all the answers

What is the main function of the autonomic nervous system?

Regulates involuntary actions Signup and view all the answers

Which division of the central nervous system consists of the brain, brain stem, and spinal cord?

Central Nervous System Signup and view all the answers

What types of neurons are involved in the somatic nervous system?

Both sensory and motor neurons Signup and view all the answers

Which part of the nervous system interacts with the peripheral nervous system?

Central Nervous System Signup and view all the answers

What are the main components of the central nervous system?

The brain, the brainstem, and the spinal cord Signup and view all the answers

Which part of the central nervous system is responsible for activities like sensation, perception, thinking, and emotions?

The brain Signup and view all the answers

How do the brain and spinal cord communicate with each other?

Through electrical signals sent by neurons Signup and view all the answers

Which of the following is NOT a function of the central nervous system?

Digesting food Signup and view all the answers

How many neurons are approximately present in the human brain?

About 100 billion neurons Signup and view all the answers

Which term refers to the 'information synthesising' function performed by the central nervous system?

Motor output based on sensory input Signup and view all the answers