Test Questions All Solved Correct
2025-2026 Updated.
Central Nervous System - Answer the part of the nervous system that consists of the brain and
the spinal cord
Peripheral Nervous System - Answer the neurons that connect the CNS to the rest of the body,
including muscles and glands
Neuron - Answer a nerve cell; the basic building block of the nervous system
cell body - Answer the part of the neuron that produces energy needed for the activity of the
cell
dendrite - Answer the branchlike extensions of a neuron that receive impulses and conducts
them toward the cell body
cerebellum - Answer the area of the brain that is responsible for voluntary movement and
balance
heredity - Answer the genetic transmission of traits from one generation to the next
genes - Answer the basic building blocks of heredity
chromosome - Answer a microscopic threadlike structure in the nucleus of every living cell;
contains genes
axon - Answer a long tubelike structure attached to a neuron that transmits impulses away
from the neuron cell body
myelin - Answer a white fatty substance that insulates axons and enables rapid transmission of
neural impulses