Exploring the Nervous System Functions

What is the primary function of neurons in the nervous system?

• To provide structural support

• To transmit electrical signals

• To produce hormones

• To store nutrients

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GA.SAP3.a.

Which part of the central nervous system is responsible for processing sensory information?

• Spinal cord

• Cerebellum

• Brain

• Medulla oblongata

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GA.SAP3.a.

What role does the peripheral nervous system play in the body?

• It processes information in the brain

• It connects the central nervous system to limbs and organs

• It stores memories

• It regulates blood pressure

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GA.SAP3.a.

Which of the following best describes synaptic transmission?

• The release of neurotransmitters from one neuron to another

• The generation of electrical impulses in muscles

• The storage of calcium ions in neurons

• The breakdown of neurotransmitters in the synaptic cleft

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GA.SAP3.a.

What is the function of a reflex arc?

• To process complex thoughts

• To provide a rapid response to stimuli

• To regulate hormone levels

• To store long-term memories

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GA.SAP3.a.

Which type of sensory receptor is responsible for detecting light?

• Mechanoreceptors

• Photoreceptors

• Chemoreceptors

• Thermoreceptors

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GA.SAP3.a.

What is the main structural component of a neuron that receives signals?

• Axon

• Dendrite

• Soma

• Synapse

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GA.SAP3.a.

Which part of the brain is primarily involved in coordinating voluntary movements?

• Cerebrum

• Cerebellum

• Brainstem

• Thalamus

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GA.SAP3.a.

What is the role of myelin in the nervous system?

• To slow down nerve impulses

• To insulate axons and speed up signal transmission

• To produce neurotransmitters

• To connect neurons to blood vessels

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GA.SAP3.a.

Which of the following is a function of the autonomic nervous system?

• Voluntary muscle movement

• Regulation of heart rate

• Memory storage

• Sensory perception

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GA.SAP3.a.