SJI 10 - SCIENCE: Nervous System

What is the basic functional unit of the nervous system?

• Axon

• Dendrite

• Neuron

• Brain

Which part of the neuron receives messages from neighboring neurons?

• Axon

• Dendrite

• Soma

• Synapse

Which type of neuron carries information from sensory receptors to the CNS?

• Sensory

• Motor

• Interneuron

• Reflex neuron

What is the primary role of motor neurons?

• Conduct sensory information to the CNS

• Relay information within the CNS

• Carry signals from the CNS to muscles or glands

• Transmit reflex arcs

What are the two main divisions of the nervous system?

• Sensory and motor systems

• Central and peripheral nervous systems

• Voluntary and involuntary systems

• Somatic and autonomic systems

What connects the two hemispheres of the brain?

• Cerebrum

• Corpus callosum

• Cerebellum

• Medulla oblongata

Which hemisphere of the brain is responsible for mathematical and logical abilities?

• Left

• Right

• Both

• Neither

What part of the forebrain maintains homeostasis?

• Thalamus

• Hypothalamus

• Cerebrum

• Brainstem

What is the function of the midbrain?

• Regulates sleep and eye reflexes

• Controls balance and coordination

• Directs sensory input to the cortex

• Handles motor impulses

What is referred to as the "little brain"?

• Midbrain

• Cerebellum

• Pons

• Medulla