Nervous System (ICSE Biology)

What is the basic structural unit of the nervous system?

• Neuron

• Glial cell

• Axon

• Synapse

Which part of the neuron receives signals from other neurons?

• Axon

• Soma

• Myelin sheath

• Dendrites

What is the function of neurotransmitters?

• To store energy in the brain.

• To regulate blood flow in the body.

• To protect neurons from damage.

• The function of neurotransmitters is to transmit signals between neurons.

Which of the following is NOT a type of neurotransmitter?

• Insulin

• Serotonin

• Acetylcholine

• Dopamine

What are the two main divisions of the nervous system?

• Sympathetic Nervous System and Parasympathetic Nervous System

• Cerebral Nervous System and Spinal Nervous System

• Autonomic Nervous System and Somatic Nervous System

• Central Nervous System and Peripheral Nervous System

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

• Peripheral nervous system

• Somatic nervous system

• Central nervous system

• Autonomic nervous system

What is the role of the corpus callosum?

• The corpus callosum is responsible for memory storage.

• The corpus callosum controls motor functions in the body.

• The corpus callosum connects the left and right hemispheres of the brain.

• The corpus callosum regulates emotions in the brain.

Which type of matter in the brain contains myelinated axons?

• Neurotransmitters

• Cerebrospinal fluid

• Gray matter

• White matter

What is the primary function of the cerebellum?

• Coordination of voluntary movements and balance.

• Storage of long-term memories.

• Processing visual information and perception.

• Regulation of heart rate and blood pressure.

Which part of the brain controls vital functions such as breathing?

• Brainstem (medulla oblongata)

• Frontal lobe

• Occipital lobe

• Cerebellum