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Nervous System: Brain and Spinal Cord

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Questions and Answers

What is the main function of the spinal cord in the CNS?

To analyze information from the external environment

To regulate consciousness and thinking

To connect the brain to the spinal nerves and facilitate information exchange (correct)

To control involuntary body activities

Which system is responsible for regulating involuntary body activities such as heart beats and respiration?

Enteric Nervous System (ENS)

Peripheral Nervous System (PNS)

Central Nervous System (CNS)

Autonomic Nervous System (ANS) (correct)

What is the primary function of the brain in the CNS?

To connect to the spinal nerves

To regulate involuntary body activities

To receive and analyze information from the external environment (correct)

To control the movement of the GIT

What is the main difference between the cranial nerves and the spinal nerves?

The cranial nerves are connected to the brain directly, while the spinal nerves are connected indirectly via the spinal cord Signup and view all the answers

What is the function of the Autonomic Nervous System (ANS) in the PNS?

To regulate involuntary body activities such as heart beats and respiration Signup and view all the answers

What is the primary function of the CNS?

To receive and analyze information from the external environment Signup and view all the answers

What is the primary function of the frontal lobe?

Voluntary movement, speaking, and thinking Signup and view all the answers

What is the arrangement of neurons and glial cells in the brain?

Neurons are gathered in the outer zone of the brain, forming the 'gray matter', while glial cells occupy the inner zone. Signup and view all the answers